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Overview
Comment: | Merge updates from trunk. |
---|---|
Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | toTypeFuncs |
Files: | files | file ages | folders |
SHA1: |
8922be1a3e0269552e12b87fe1e5141c |
User & Date: | mistachkin 2013-09-06 22:27:55.935 |
Context
2013-09-24
| ||
19:07 | Merge updates from trunk. (check-in: 435ce3b3fc user: mistachkin tags: toTypeFuncs) | |
2013-09-06
| ||
22:27 | Merge updates from trunk. (check-in: 8922be1a3e user: mistachkin tags: toTypeFuncs) | |
21:41 | Add the ability to generate assembly listing files using the MSVC makefile. (check-in: 6caa2cd104 user: mistachkin tags: toTypeFuncs) | |
13:10 | Combine the FuncDef.iPrefEnc and FuncDef.flags fields into a single new FuncDef.funcFlags field. (check-in: 97b10e66e9 user: drh tags: trunk) | |
Changes
Changes to src/analyze.c.
︙ | ︙ | |||
367 368 369 370 371 372 373 | #endif /* Return a pointer to the allocated object to the caller */ sqlite3_result_blob(context, p, sizeof(p), sqlite3_free); } static const FuncDef statInitFuncdef = { 1+IsStat34, /* nArg */ | | < > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | > > > > | > | | < | > > > | 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 | #endif /* Return a pointer to the allocated object to the caller */ sqlite3_result_blob(context, p, sizeof(p), sqlite3_free); } static const FuncDef statInitFuncdef = { 1+IsStat34, /* nArg */ SQLITE_UTF8, /* funcFlags */ 0, /* pUserData */ 0, /* pNext */ statInit, /* xFunc */ 0, /* xStep */ 0, /* xFinalize */ "stat_init", /* zName */ 0, /* pHash */ 0 /* pDestructor */ }; #ifdef SQLITE_ENABLE_STAT4 /* ** pNew and pOld are both candidate non-periodic samples selected for ** the same column (pNew->iCol==pOld->iCol). Ignoring this column and ** considering only any trailing columns and the sample hash value, this ** function returns true if sample pNew is to be preferred over pOld. ** In other words, if we assume that the cardinalities of the selected ** column for pNew and pOld are equal, is pNew to be preferred over pOld. ** ** This function assumes that for each argument sample, the contents of ** the anEq[] array from pSample->anEq[pSample->iCol+1] onwards are valid. */ static int sampleIsBetterPost( Stat4Accum *pAccum, Stat4Sample *pNew, Stat4Sample *pOld ){ int nCol = pAccum->nCol; int i; assert( pNew->iCol==pOld->iCol ); for(i=pNew->iCol+1; i<nCol; i++){ if( pNew->anEq[i]>pOld->anEq[i] ) return 1; if( pNew->anEq[i]<pOld->anEq[i] ) return 0; } if( pNew->iHash>pOld->iHash ) return 1; return 0; } #endif #ifdef SQLITE_ENABLE_STAT3_OR_STAT4 /* ** Return true if pNew is to be preferred over pOld. ** ** This function assumes that for each argument sample, the contents of ** the anEq[] array from pSample->anEq[pSample->iCol] onwards are valid. */ static int sampleIsBetter( Stat4Accum *pAccum, Stat4Sample *pNew, Stat4Sample *pOld ){ tRowcnt nEqNew = pNew->anEq[pNew->iCol]; tRowcnt nEqOld = pOld->anEq[pOld->iCol]; assert( pOld->isPSample==0 && pNew->isPSample==0 ); assert( IsStat4 || (pNew->iCol==0 && pOld->iCol==0) ); if( (nEqNew>nEqOld) ) return 1; #ifdef SQLITE_ENABLE_STAT4 if( nEqNew==nEqOld ){ if( pNew->iCol<pOld->iCol ) return 1; return (pNew->iCol==pOld->iCol && sampleIsBetterPost(pAccum, pNew, pOld)); } return 0; #else return (nEqNew==nEqOld && pNew->iHash>pOld->iHash); #endif } /* ** Copy the contents of object (*pFrom) into (*pTo). */ void sampleCopy(Stat4Accum *p, Stat4Sample *pTo, Stat4Sample *pFrom){ pTo->iRowid = pFrom->iRowid; |
︙ | ︙ | |||
419 420 421 422 423 424 425 | /* ** Copy the contents of sample *pNew into the p->a[] array. If necessary, ** remove the least desirable sample from p->a[] to make room. */ static void sampleInsert(Stat4Accum *p, Stat4Sample *pNew, int nEqZero){ Stat4Sample *pSample; int i; | < < > > | | > > > | < > | | > | < | < < < < < < | < < < < > > | | 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 | /* ** Copy the contents of sample *pNew into the p->a[] array. If necessary, ** remove the least desirable sample from p->a[] to make room. */ static void sampleInsert(Stat4Accum *p, Stat4Sample *pNew, int nEqZero){ Stat4Sample *pSample; int i; assert( IsStat4 || nEqZero==0 ); #ifdef SQLITE_ENABLE_STAT4 if( pNew->isPSample==0 ){ Stat4Sample *pUpgrade = 0; assert( pNew->anEq[pNew->iCol]>0 ); /* This sample is being added because the prefix that ends in column ** iCol occurs many times in the table. However, if we have already ** added a sample that shares this prefix, there is no need to add ** this one. Instead, upgrade the priority of the highest priority ** existing sample that shares this prefix. */ for(i=p->nSample-1; i>=0; i--){ Stat4Sample *pOld = &p->a[i]; if( pOld->anEq[pNew->iCol]==0 ){ if( pOld->isPSample ) return; assert( pOld->iCol>pNew->iCol ); assert( sampleIsBetter(p, pNew, pOld) ); if( pUpgrade==0 || sampleIsBetter(p, pOld, pUpgrade) ){ pUpgrade = pOld; } } } if( pUpgrade ){ pUpgrade->iCol = pNew->iCol; pUpgrade->anEq[pUpgrade->iCol] = pNew->anEq[pUpgrade->iCol]; goto find_new_min; } } #endif /* If necessary, remove sample iMin to make room for the new sample. */ if( p->nSample>=p->mxSample ){ Stat4Sample *pMin = &p->a[p->iMin]; tRowcnt *anEq = pMin->anEq; tRowcnt *anLt = pMin->anLt; tRowcnt *anDLt = pMin->anDLt; memmove(pMin, &pMin[1], sizeof(p->a[0])*(p->nSample-p->iMin-1)); pSample = &p->a[p->nSample-1]; pSample->anEq = anEq; pSample->anDLt = anDLt; pSample->anLt = anLt; p->nSample = p->mxSample-1; } /* The "rows less-than" for the rowid column must be greater than that ** for the last sample in the p->a[] array. Otherwise, the samples would ** be out of order. */ #ifdef SQLITE_ENABLE_STAT4 assert( p->nSample==0 || pNew->anLt[p->nCol-1] > p->a[p->nSample-1].anLt[p->nCol-1] ); #endif /* Insert the new sample */ pSample = &p->a[p->nSample]; sampleCopy(p, pSample, pNew); p->nSample++; /* Zero the first nEqZero entries in the anEq[] array. */ memset(pSample->anEq, 0, sizeof(tRowcnt)*nEqZero); #ifdef SQLITE_ENABLE_STAT4 find_new_min: #endif if( p->nSample>=p->mxSample ){ int iMin = -1; for(i=0; i<p->mxSample; i++){ if( p->a[i].isPSample ) continue; if( iMin<0 || sampleIsBetter(p, &p->a[iMin], &p->a[i]) ){ iMin = i; } } assert( iMin>=0 ); p->iMin = iMin; } } |
︙ | ︙ | |||
517 518 519 520 521 522 523 | #ifdef SQLITE_ENABLE_STAT4 int i; /* Check if any samples from the aBest[] array should be pushed ** into IndexSample.a[] at this point. */ for(i=(p->nCol-2); i>=iChng; i--){ Stat4Sample *pBest = &p->aBest[i]; | > | < < | 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 | #ifdef SQLITE_ENABLE_STAT4 int i; /* Check if any samples from the aBest[] array should be pushed ** into IndexSample.a[] at this point. */ for(i=(p->nCol-2); i>=iChng; i--){ Stat4Sample *pBest = &p->aBest[i]; pBest->anEq[i] = p->current.anEq[i]; if( p->nSample<p->mxSample || sampleIsBetter(p, pBest, &p->a[p->iMin]) ){ sampleInsert(p, pBest, i); } } /* Update the anEq[] fields of any samples already collected. */ for(i=p->nSample-1; i>=0; i--){ int j; |
︙ | ︙ | |||
546 547 548 549 550 551 552 | if( (nLt/p->nPSample)!=(nLt+nEq)/p->nPSample ){ p->current.isPSample = 1; sampleInsert(p, &p->current, 0); p->current.isPSample = 0; }else /* Or if it is a non-periodic sample. Add it in this case too. */ | | > > | 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 | if( (nLt/p->nPSample)!=(nLt+nEq)/p->nPSample ){ p->current.isPSample = 1; sampleInsert(p, &p->current, 0); p->current.isPSample = 0; }else /* Or if it is a non-periodic sample. Add it in this case too. */ if( p->nSample<p->mxSample || sampleIsBetter(p, &p->current, &p->a[p->iMin]) ){ sampleInsert(p, &p->current, 0); } } #endif } /* |
︙ | ︙ | |||
580 581 582 583 584 585 586 | Stat4Accum *p = (Stat4Accum*)sqlite3_value_blob(argv[0]); int iChng = sqlite3_value_int(argv[1]); assert( p->nCol>1 ); /* Includes rowid field */ assert( iChng<p->nCol ); if( p->nRow==0 ){ | | < | 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 | Stat4Accum *p = (Stat4Accum*)sqlite3_value_blob(argv[0]); int iChng = sqlite3_value_int(argv[1]); assert( p->nCol>1 ); /* Includes rowid field */ assert( iChng<p->nCol ); if( p->nRow==0 ){ /* This is the first call to this function. Do initialization. */ for(i=0; i<p->nCol; i++) p->current.anEq[i] = 1; }else{ /* Second and subsequent calls get processed here */ samplePushPrevious(p, iChng); /* Update anDLt[], anLt[] and anEq[] to reflect the values that apply ** to the current row of the index. */ |
︙ | ︙ | |||
621 622 623 624 625 626 627 | sampleInsert(p, &p->current, p->nCol-1); p->current.isPSample = 0; } /* Update the aBest[] array. */ for(i=0; i<(p->nCol-1); i++){ p->current.iCol = i; | | | < | 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 | sampleInsert(p, &p->current, p->nCol-1); p->current.isPSample = 0; } /* Update the aBest[] array. */ for(i=0; i<(p->nCol-1); i++){ p->current.iCol = i; if( i>=iChng || sampleIsBetterPost(p, &p->current, &p->aBest[i]) ){ sampleCopy(p, &p->aBest[i], &p->current); } } } #endif } static const FuncDef statPushFuncdef = { 2+IsStat34, /* nArg */ SQLITE_UTF8, /* funcFlags */ 0, /* pUserData */ 0, /* pNext */ statPush, /* xFunc */ 0, /* xStep */ 0, /* xFinalize */ "stat_push", /* zName */ 0, /* pHash */ |
︙ | ︙ | |||
766 767 768 769 770 771 772 | } } } #endif /* SQLITE_ENABLE_STAT3_OR_STAT4 */ } static const FuncDef statGetFuncdef = { 1+IsStat34, /* nArg */ | | < | 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 | } } } #endif /* SQLITE_ENABLE_STAT3_OR_STAT4 */ } static const FuncDef statGetFuncdef = { 1+IsStat34, /* nArg */ SQLITE_UTF8, /* funcFlags */ 0, /* pUserData */ 0, /* pNext */ statGet, /* xFunc */ 0, /* xStep */ 0, /* xFinalize */ "stat_get", /* zName */ 0, /* pHash */ |
︙ | ︙ |
Changes to src/attach.c.
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375 376 377 378 379 380 381 | ** Called by the parser to compile a DETACH statement. ** ** DETACH pDbname */ void sqlite3Detach(Parse *pParse, Expr *pDbname){ static const FuncDef detach_func = { 1, /* nArg */ | | < | < | 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 | ** Called by the parser to compile a DETACH statement. ** ** DETACH pDbname */ void sqlite3Detach(Parse *pParse, Expr *pDbname){ static const FuncDef detach_func = { 1, /* nArg */ SQLITE_UTF8, /* funcFlags */ 0, /* pUserData */ 0, /* pNext */ detachFunc, /* xFunc */ 0, /* xStep */ 0, /* xFinalize */ "sqlite_detach", /* zName */ 0, /* pHash */ 0 /* pDestructor */ }; codeAttach(pParse, SQLITE_DETACH, &detach_func, pDbname, 0, 0, pDbname); } /* ** Called by the parser to compile an ATTACH statement. ** ** ATTACH p AS pDbname KEY pKey */ void sqlite3Attach(Parse *pParse, Expr *p, Expr *pDbname, Expr *pKey){ static const FuncDef attach_func = { 3, /* nArg */ SQLITE_UTF8, /* funcFlags */ 0, /* pUserData */ 0, /* pNext */ attachFunc, /* xFunc */ 0, /* xStep */ 0, /* xFinalize */ "sqlite_attach", /* zName */ 0, /* pHash */ |
︙ | ︙ |
Changes to src/callback.c.
︙ | ︙ | |||
266 267 268 269 270 271 272 | if( p->nArg==nArg ){ match = 4; }else{ match = 1; } /* Bonus points if the text encoding matches */ | | | | 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 | if( p->nArg==nArg ){ match = 4; }else{ match = 1; } /* Bonus points if the text encoding matches */ if( enc==(p->funcFlags & SQLITE_FUNC_ENCMASK) ){ match += 2; /* Exact encoding match */ }else if( (enc & p->funcFlags & 2)!=0 ){ match += 1; /* Both are UTF16, but with different byte orders */ } return match; } /* |
︙ | ︙ | |||
402 403 404 405 406 407 408 | ** exact match for the name, number of arguments and encoding, then add a ** new entry to the hash table and return it. */ if( createFlag && bestScore<FUNC_PERFECT_MATCH && (pBest = sqlite3DbMallocZero(db, sizeof(*pBest)+nName+1))!=0 ){ pBest->zName = (char *)&pBest[1]; pBest->nArg = (u16)nArg; | | | 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 | ** exact match for the name, number of arguments and encoding, then add a ** new entry to the hash table and return it. */ if( createFlag && bestScore<FUNC_PERFECT_MATCH && (pBest = sqlite3DbMallocZero(db, sizeof(*pBest)+nName+1))!=0 ){ pBest->zName = (char *)&pBest[1]; pBest->nArg = (u16)nArg; pBest->funcFlags = enc; memcpy(pBest->zName, zName, nName); pBest->zName[nName] = 0; sqlite3FuncDefInsert(&db->aFunc, pBest); } if( pBest && (pBest->xStep || pBest->xFunc || createFlag) ){ return pBest; |
︙ | ︙ |
Changes to src/delete.c.
︙ | ︙ | |||
532 533 534 535 536 537 538 | ** being deleted. Do not attempt to delete the row a second time, and ** do not fire AFTER triggers. */ sqlite3VdbeAddOp3(v, OP_NotExists, iCur, iLabel, iRowid); /* Do FK processing. This call checks that any FK constraints that ** refer to this table (i.e. constraints attached to other tables) ** are not violated by deleting this row. */ | | | | 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 | ** being deleted. Do not attempt to delete the row a second time, and ** do not fire AFTER triggers. */ sqlite3VdbeAddOp3(v, OP_NotExists, iCur, iLabel, iRowid); /* Do FK processing. This call checks that any FK constraints that ** refer to this table (i.e. constraints attached to other tables) ** are not violated by deleting this row. */ sqlite3FkCheck(pParse, pTab, iOld, 0, 0, 0); } /* Delete the index and table entries. Skip this step if pTab is really ** a view (in which case the only effect of the DELETE statement is to ** fire the INSTEAD OF triggers). */ if( pTab->pSelect==0 ){ sqlite3GenerateRowIndexDelete(pParse, pTab, iCur, 0); sqlite3VdbeAddOp2(v, OP_Delete, iCur, (count?OPFLAG_NCHANGE:0)); if( count ){ sqlite3VdbeChangeP4(v, -1, pTab->zName, P4_TRANSIENT); } } /* Do any ON CASCADE, SET NULL or SET DEFAULT operations required to ** handle rows (possibly in other tables) that refer via a foreign key ** to the row just deleted. */ sqlite3FkActions(pParse, pTab, 0, iOld, 0, 0); /* Invoke AFTER DELETE trigger programs. */ sqlite3CodeRowTrigger(pParse, pTrigger, TK_DELETE, 0, TRIGGER_AFTER, pTab, iOld, onconf, iLabel ); /* Jump here if the row had already been deleted before any BEFORE |
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Changes to src/expr.c.
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2630 2631 2632 2633 2634 2635 2636 | break; } /* Attempt a direct implementation of the built-in COALESCE() and ** IFNULL() functions. This avoids unnecessary evalation of ** arguments past the first non-NULL argument. */ | | | 2630 2631 2632 2633 2634 2635 2636 2637 2638 2639 2640 2641 2642 2643 2644 | break; } /* Attempt a direct implementation of the built-in COALESCE() and ** IFNULL() functions. This avoids unnecessary evalation of ** arguments past the first non-NULL argument. */ if( pDef->funcFlags & SQLITE_FUNC_COALESCE ){ int endCoalesce = sqlite3VdbeMakeLabel(v); assert( nFarg>=2 ); sqlite3ExprCode(pParse, pFarg->a[0].pExpr, target); for(i=1; i<nFarg; i++){ sqlite3VdbeAddOp2(v, OP_NotNull, target, endCoalesce); sqlite3ExprCacheRemove(pParse, target, 1); sqlite3ExprCachePush(pParse); |
︙ | ︙ | |||
2654 2655 2656 2657 2658 2659 2660 | r1 = sqlite3GetTempRange(pParse, nFarg); /* For length() and typeof() functions with a column argument, ** set the P5 parameter to the OP_Column opcode to OPFLAG_LENGTHARG ** or OPFLAG_TYPEOFARG respectively, to avoid unnecessary data ** loading. */ | | > | | | 2654 2655 2656 2657 2658 2659 2660 2661 2662 2663 2664 2665 2666 2667 2668 2669 2670 2671 2672 2673 2674 2675 2676 2677 2678 | r1 = sqlite3GetTempRange(pParse, nFarg); /* For length() and typeof() functions with a column argument, ** set the P5 parameter to the OP_Column opcode to OPFLAG_LENGTHARG ** or OPFLAG_TYPEOFARG respectively, to avoid unnecessary data ** loading. */ if( (pDef->funcFlags & (SQLITE_FUNC_LENGTH|SQLITE_FUNC_TYPEOF))!=0 ){ u8 exprOp; assert( nFarg==1 ); assert( pFarg->a[0].pExpr!=0 ); exprOp = pFarg->a[0].pExpr->op; if( exprOp==TK_COLUMN || exprOp==TK_AGG_COLUMN ){ assert( SQLITE_FUNC_LENGTH==OPFLAG_LENGTHARG ); assert( SQLITE_FUNC_TYPEOF==OPFLAG_TYPEOFARG ); testcase( (pDef->funcFlags&~SQLITE_FUNC_ENCMASK) ==SQLITE_FUNC_LENGTH ); pFarg->a[0].pExpr->op2 = pDef->funcFlags&~SQLITE_FUNC_ENCMASK; } } sqlite3ExprCachePush(pParse); /* Ticket 2ea2425d34be */ sqlite3ExprCodeExprList(pParse, pFarg, r1, 1); sqlite3ExprCachePop(pParse, 1); /* Ticket 2ea2425d34be */ }else{ |
︙ | ︙ | |||
2696 2697 2698 2699 2700 2701 2702 | pDef = sqlite3VtabOverloadFunction(db, pDef, nFarg, pFarg->a[0].pExpr); } #endif for(i=0; i<nFarg; i++){ if( i<32 && sqlite3ExprIsConstant(pFarg->a[i].pExpr) ){ constMask |= (1<<i); } | | | | 2697 2698 2699 2700 2701 2702 2703 2704 2705 2706 2707 2708 2709 2710 2711 2712 2713 2714 2715 | pDef = sqlite3VtabOverloadFunction(db, pDef, nFarg, pFarg->a[0].pExpr); } #endif for(i=0; i<nFarg; i++){ if( i<32 && sqlite3ExprIsConstant(pFarg->a[i].pExpr) ){ constMask |= (1<<i); } if( (pDef->funcFlags & SQLITE_FUNC_NEEDCOLL)!=0 && !pColl ){ pColl = sqlite3ExprCollSeq(pParse, pFarg->a[i].pExpr); } } if( pDef->funcFlags & SQLITE_FUNC_NEEDCOLL ){ if( !pColl ) pColl = db->pDfltColl; sqlite3VdbeAddOp4(v, OP_CollSeq, 0, 0, 0, (char *)pColl, P4_COLLSEQ); } sqlite3VdbeAddOp4(v, OP_Function, constMask, r1, target, (char*)pDef, P4_FUNCDEF); sqlite3VdbeChangeP5(v, (u8)nFarg); if( nFarg ){ |
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Changes to src/fkey.c.
︙ | ︙ | |||
678 679 680 681 682 683 684 685 686 687 688 689 690 691 | if( iSkip ){ sqlite3VdbeResolveLabel(v, iSkip); } } } /* ** This function is called when inserting, deleting or updating a row of ** table pTab to generate VDBE code to perform foreign key constraint ** processing for the operation. ** ** For a DELETE operation, parameter regOld is passed the index of the ** first register in an array of (pTab->nCol+1) registers containing the | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 | if( iSkip ){ sqlite3VdbeResolveLabel(v, iSkip); } } } /* ** The second argument points to an FKey object representing a foreign key ** for which pTab is the child table. An UPDATE statement against pTab ** is currently being processed. For each column of the table that is ** actually updated, the corresponding element in the aChange[] array ** is zero or greater (if a column is unmodified the corresponding element ** is set to -1). If the rowid column is modified by the UPDATE statement ** the bChngRowid argument is non-zero. ** ** This function returns true if any of the columns that are part of the ** child key for FK constraint *p are modified. */ static int fkChildIsModified( Table *pTab, /* Table being updated */ FKey *p, /* Foreign key for which pTab is the child */ int *aChange, /* Array indicating modified columns */ int bChngRowid /* True if rowid is modified by this update */ ){ int i; for(i=0; i<p->nCol; i++){ int iChildKey = p->aCol[i].iFrom; if( aChange[iChildKey]>=0 ) return 1; if( iChildKey==pTab->iPKey && bChngRowid ) return 1; } return 0; } /* ** The second argument points to an FKey object representing a foreign key ** for which pTab is the parent table. An UPDATE statement against pTab ** is currently being processed. For each column of the table that is ** actually updated, the corresponding element in the aChange[] array ** is zero or greater (if a column is unmodified the corresponding element ** is set to -1). If the rowid column is modified by the UPDATE statement ** the bChngRowid argument is non-zero. ** ** This function returns true if any of the columns that are part of the ** parent key for FK constraint *p are modified. */ static int fkParentIsModified( Table *pTab, FKey *p, int *aChange, int bChngRowid ){ int i; for(i=0; i<p->nCol; i++){ char *zKey = p->aCol[i].zCol; int iKey; for(iKey=0; iKey<pTab->nCol; iKey++){ if( aChange[iKey]>=0 || (iKey==pTab->iPKey && bChngRowid) ){ Column *pCol = &pTab->aCol[iKey]; if( zKey ){ if( 0==sqlite3StrICmp(pCol->zName, zKey) ) return 1; }else if( pCol->colFlags & COLFLAG_PRIMKEY ){ return 1; } } } } return 0; } /* ** This function is called when inserting, deleting or updating a row of ** table pTab to generate VDBE code to perform foreign key constraint ** processing for the operation. ** ** For a DELETE operation, parameter regOld is passed the index of the ** first register in an array of (pTab->nCol+1) registers containing the |
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702 703 704 705 706 707 708 | ** described for DELETE. Then again after the original record is deleted ** but before the new record is inserted using the INSERT convention. */ void sqlite3FkCheck( Parse *pParse, /* Parse context */ Table *pTab, /* Row is being deleted from this table */ int regOld, /* Previous row data is stored here */ | | > > | 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 | ** described for DELETE. Then again after the original record is deleted ** but before the new record is inserted using the INSERT convention. */ void sqlite3FkCheck( Parse *pParse, /* Parse context */ Table *pTab, /* Row is being deleted from this table */ int regOld, /* Previous row data is stored here */ int regNew, /* New row data is stored here */ int *aChange, /* Array indicating UPDATEd columns (or 0) */ int bChngRowid /* True if rowid is UPDATEd */ ){ sqlite3 *db = pParse->db; /* Database handle */ FKey *pFKey; /* Used to iterate through FKs */ int iDb; /* Index of database containing pTab */ const char *zDb; /* Name of database containing pTab */ int isIgnoreErrors = pParse->disableTriggers; |
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729 730 731 732 733 734 735 736 737 738 739 740 741 742 | Table *pTo; /* Parent table of foreign key pFKey */ Index *pIdx = 0; /* Index on key columns in pTo */ int *aiFree = 0; int *aiCol; int iCol; int i; int isIgnore = 0; /* Find the parent table of this foreign key. Also find a unique index ** on the parent key columns in the parent table. If either of these ** schema items cannot be located, set an error in pParse and return ** early. */ if( pParse->disableTriggers ){ pTo = sqlite3FindTable(db, pFKey->zTo, zDb); | > > > > > > > | 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 | Table *pTo; /* Parent table of foreign key pFKey */ Index *pIdx = 0; /* Index on key columns in pTo */ int *aiFree = 0; int *aiCol; int iCol; int i; int isIgnore = 0; if( aChange && sqlite3_stricmp(pTab->zName, pFKey->zTo)!=0 && fkChildIsModified(pTab, pFKey, aChange, bChngRowid)==0 ){ continue; } /* Find the parent table of this foreign key. Also find a unique index ** on the parent key columns in the parent table. If either of these ** schema items cannot be located, set an error in pParse and return ** early. */ if( pParse->disableTriggers ){ pTo = sqlite3FindTable(db, pFKey->zTo, zDb); |
︙ | ︙ | |||
811 812 813 814 815 816 817 818 819 820 821 822 823 824 | } /* Loop through all the foreign key constraints that refer to this table */ for(pFKey = sqlite3FkReferences(pTab); pFKey; pFKey=pFKey->pNextTo){ Index *pIdx = 0; /* Foreign key index for pFKey */ SrcList *pSrc; int *aiCol = 0; if( !pFKey->isDeferred && !(db->flags & SQLITE_DeferFKs) && !pParse->pToplevel && !pParse->isMultiWrite ){ assert( regOld==0 && regNew!=0 ); /* Inserting a single row into a parent table cannot cause an immediate ** foreign key violation. So do nothing in this case. */ | > > > > | 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 | } /* Loop through all the foreign key constraints that refer to this table */ for(pFKey = sqlite3FkReferences(pTab); pFKey; pFKey=pFKey->pNextTo){ Index *pIdx = 0; /* Foreign key index for pFKey */ SrcList *pSrc; int *aiCol = 0; if( aChange && fkParentIsModified(pTab, pFKey, aChange, bChngRowid)==0 ){ continue; } if( !pFKey->isDeferred && !(db->flags & SQLITE_DeferFKs) && !pParse->pToplevel && !pParse->isMultiWrite ){ assert( regOld==0 && regNew!=0 ); /* Inserting a single row into a parent table cannot cause an immediate ** foreign key violation. So do nothing in this case. */ |
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884 885 886 887 888 889 890 891 892 893 894 895 896 897 | if( pIdx ){ for(i=0; i<pIdx->nColumn; i++) mask |= COLUMN_MASK(pIdx->aiColumn[i]); } } } return mask; } /* ** This function is called before generating code to update or delete a ** row contained in table pTab. If the operation is a DELETE, then ** parameter aChange is passed a NULL value. For an UPDATE, aChange points ** to an array of size N, where N is the number of columns in table pTab. ** If the i'th column is not modified by the UPDATE, then the corresponding | > | 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 | if( pIdx ){ for(i=0; i<pIdx->nColumn; i++) mask |= COLUMN_MASK(pIdx->aiColumn[i]); } } } return mask; } /* ** This function is called before generating code to update or delete a ** row contained in table pTab. If the operation is a DELETE, then ** parameter aChange is passed a NULL value. For an UPDATE, aChange points ** to an array of size N, where N is the number of columns in table pTab. ** If the i'th column is not modified by the UPDATE, then the corresponding |
︙ | ︙ | |||
914 915 916 917 918 919 920 | /* A DELETE operation. Foreign key processing is required if the ** table in question is either the child or parent table for any ** foreign key constraint. */ return (sqlite3FkReferences(pTab) || pTab->pFKey); }else{ /* This is an UPDATE. Foreign key processing is only required if the ** operation modifies one or more child or parent key columns. */ | < < < | < < < < < < < < < < | < < < | 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 | /* A DELETE operation. Foreign key processing is required if the ** table in question is either the child or parent table for any ** foreign key constraint. */ return (sqlite3FkReferences(pTab) || pTab->pFKey); }else{ /* This is an UPDATE. Foreign key processing is only required if the ** operation modifies one or more child or parent key columns. */ FKey *p; /* Check if any child key columns are being modified. */ for(p=pTab->pFKey; p; p=p->pNextFrom){ if( fkChildIsModified(pTab, p, aChange, chngRowid) ) return 1; } /* Check if any parent key columns are being modified. */ for(p=sqlite3FkReferences(pTab); p; p=p->pNextTo){ if( fkParentIsModified(pTab, p, aChange, chngRowid) ) return 1; } } } return 0; } /* |
︙ | ︙ | |||
1165 1166 1167 1168 1169 1170 1171 | ** This function is called when deleting or updating a row to implement ** any required CASCADE, SET NULL or SET DEFAULT actions. */ void sqlite3FkActions( Parse *pParse, /* Parse context */ Table *pTab, /* Table being updated or deleted from */ ExprList *pChanges, /* Change-list for UPDATE, NULL for DELETE */ | | > > > | | | > | 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 | ** This function is called when deleting or updating a row to implement ** any required CASCADE, SET NULL or SET DEFAULT actions. */ void sqlite3FkActions( Parse *pParse, /* Parse context */ Table *pTab, /* Table being updated or deleted from */ ExprList *pChanges, /* Change-list for UPDATE, NULL for DELETE */ int regOld, /* Address of array containing old row */ int *aChange, /* Array indicating UPDATEd columns (or 0) */ int bChngRowid /* True if rowid is UPDATEd */ ){ /* If foreign-key support is enabled, iterate through all FKs that ** refer to table pTab. If there is an action associated with the FK ** for this operation (either update or delete), invoke the associated ** trigger sub-program. */ if( pParse->db->flags&SQLITE_ForeignKeys ){ FKey *pFKey; /* Iterator variable */ for(pFKey = sqlite3FkReferences(pTab); pFKey; pFKey=pFKey->pNextTo){ if( aChange==0 || fkParentIsModified(pTab, pFKey, aChange, bChngRowid) ){ Trigger *pAct = fkActionTrigger(pParse, pTab, pFKey, pChanges); if( pAct ){ sqlite3CodeRowTriggerDirect(pParse, pAct, pTab, regOld, OE_Abort, 0); } } } } } #endif /* ifndef SQLITE_OMIT_TRIGGER */ |
︙ | ︙ |
Changes to src/func.c.
︙ | ︙ | |||
1689 1690 1691 1692 1693 1694 1695 | ** Set the LIKEOPT flag on the 2-argument function with the given name. */ static void setLikeOptFlag(sqlite3 *db, const char *zName, u8 flagVal){ FuncDef *pDef; pDef = sqlite3FindFunction(db, zName, sqlite3Strlen30(zName), 2, SQLITE_UTF8, 0); if( ALWAYS(pDef) ){ | | | 1689 1690 1691 1692 1693 1694 1695 1696 1697 1698 1699 1700 1701 1702 1703 | ** Set the LIKEOPT flag on the 2-argument function with the given name. */ static void setLikeOptFlag(sqlite3 *db, const char *zName, u8 flagVal){ FuncDef *pDef; pDef = sqlite3FindFunction(db, zName, sqlite3Strlen30(zName), 2, SQLITE_UTF8, 0); if( ALWAYS(pDef) ){ pDef->funcFlags |= flagVal; } } /* ** Register the built-in LIKE and GLOB functions. The caseSensitive ** parameter determines whether or not the LIKE operator is case ** sensitive. GLOB is always case sensitive. |
︙ | ︙ | |||
1733 1734 1735 1736 1737 1738 1739 | ){ return 0; } assert( !ExprHasProperty(pExpr, EP_xIsSelect) ); pDef = sqlite3FindFunction(db, pExpr->u.zToken, sqlite3Strlen30(pExpr->u.zToken), 2, SQLITE_UTF8, 0); | | | | 1733 1734 1735 1736 1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754 1755 1756 1757 1758 1759 | ){ return 0; } assert( !ExprHasProperty(pExpr, EP_xIsSelect) ); pDef = sqlite3FindFunction(db, pExpr->u.zToken, sqlite3Strlen30(pExpr->u.zToken), 2, SQLITE_UTF8, 0); if( NEVER(pDef==0) || (pDef->funcFlags & SQLITE_FUNC_LIKE)==0 ){ return 0; } /* The memcpy() statement assumes that the wildcard characters are ** the first three statements in the compareInfo structure. The ** asserts() that follow verify that assumption */ memcpy(aWc, pDef->pUserData, 3); assert( (char*)&likeInfoAlt == (char*)&likeInfoAlt.matchAll ); assert( &((char*)&likeInfoAlt)[1] == (char*)&likeInfoAlt.matchOne ); assert( &((char*)&likeInfoAlt)[2] == (char*)&likeInfoAlt.matchSet ); *pIsNocase = (pDef->funcFlags & SQLITE_FUNC_CASE)==0; return 1; } /* ** All all of the FuncDef structures in the aBuiltinFunc[] array above ** to the global function hash table. This occurs at start-time (as ** a consequence of calling sqlite3_initialize()). |
︙ | ︙ | |||
1826 1827 1828 1829 1830 1831 1832 | FUNCTION(load_extension, 1, 0, 0, loadExt ), FUNCTION(load_extension, 2, 0, 0, loadExt ), #endif AGGREGATE(sum, 1, 0, 0, sumStep, sumFinalize ), AGGREGATE(total, 1, 0, 0, sumStep, totalFinalize ), AGGREGATE(avg, 1, 0, 0, sumStep, avgFinalize ), /* AGGREGATE(count, 0, 0, 0, countStep, countFinalize ), */ | | | 1826 1827 1828 1829 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839 1840 | FUNCTION(load_extension, 1, 0, 0, loadExt ), FUNCTION(load_extension, 2, 0, 0, loadExt ), #endif AGGREGATE(sum, 1, 0, 0, sumStep, sumFinalize ), AGGREGATE(total, 1, 0, 0, sumStep, totalFinalize ), AGGREGATE(avg, 1, 0, 0, sumStep, avgFinalize ), /* AGGREGATE(count, 0, 0, 0, countStep, countFinalize ), */ {0,SQLITE_UTF8|SQLITE_FUNC_COUNT,0,0,0,countStep,countFinalize,"count",0,0}, AGGREGATE(count, 1, 0, 0, countStep, countFinalize ), AGGREGATE(group_concat, 1, 0, 0, groupConcatStep, groupConcatFinalize), AGGREGATE(group_concat, 2, 0, 0, groupConcatStep, groupConcatFinalize), LIKEFUNC(glob, 2, &globInfo, SQLITE_FUNC_LIKE|SQLITE_FUNC_CASE), #ifdef SQLITE_CASE_SENSITIVE_LIKE LIKEFUNC(like, 2, &likeInfoAlt, SQLITE_FUNC_LIKE|SQLITE_FUNC_CASE), |
︙ | ︙ |
Changes to src/insert.c.
︙ | ︙ | |||
1027 1028 1029 1030 1031 1032 1033 | }else #endif { int isReplace; /* Set to true if constraints may cause a replace */ sqlite3GenerateConstraintChecks(pParse, pTab, baseCur, regIns, aRegIdx, keyColumn>=0, 0, onError, endOfLoop, &isReplace ); | | | 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 | }else #endif { int isReplace; /* Set to true if constraints may cause a replace */ sqlite3GenerateConstraintChecks(pParse, pTab, baseCur, regIns, aRegIdx, keyColumn>=0, 0, onError, endOfLoop, &isReplace ); sqlite3FkCheck(pParse, pTab, 0, regIns, 0, 0); sqlite3CompleteInsertion( pParse, pTab, baseCur, regIns, aRegIdx, 0, appendFlag, isReplace==0 ); } } /* Update the count of rows that are inserted |
︙ | ︙ |
Changes to src/main.c.
︙ | ︙ | |||
1402 1403 1404 1405 1406 1407 1408 | /* Check if an existing function is being overridden or deleted. If so, ** and there are active VMs, then return SQLITE_BUSY. If a function ** is being overridden/deleted but there are no active VMs, allow the ** operation to continue but invalidate all precompiled statements. */ p = sqlite3FindFunction(db, zFunctionName, nName, nArg, (u8)enc, 0); | | | 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 | /* Check if an existing function is being overridden or deleted. If so, ** and there are active VMs, then return SQLITE_BUSY. If a function ** is being overridden/deleted but there are no active VMs, allow the ** operation to continue but invalidate all precompiled statements. */ p = sqlite3FindFunction(db, zFunctionName, nName, nArg, (u8)enc, 0); if( p && (p->funcFlags & SQLITE_FUNC_ENCMASK)==enc && p->nArg==nArg ){ if( db->nVdbeActive ){ sqlite3Error(db, SQLITE_BUSY, "unable to delete/modify user-function due to active statements"); assert( !db->mallocFailed ); return SQLITE_BUSY; }else{ sqlite3ExpirePreparedStatements(db); |
︙ | ︙ | |||
1427 1428 1429 1430 1431 1432 1433 | ** being replaced invoke the destructor function here. */ functionDestroy(db, p); if( pDestructor ){ pDestructor->nRef++; } p->pDestructor = pDestructor; | | | 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 | ** being replaced invoke the destructor function here. */ functionDestroy(db, p); if( pDestructor ){ pDestructor->nRef++; } p->pDestructor = pDestructor; p->funcFlags &= SQLITE_FUNC_ENCMASK; p->xFunc = xFunc; p->xStep = xStep; p->xFinalize = xFinal; p->pUserData = pUserData; p->nArg = (u16)nArg; return SQLITE_OK; } |
︙ | ︙ |
Changes to src/select.c.
︙ | ︙ | |||
3224 3225 3226 3227 3228 3229 3230 | pTab = p->pSrc->a[0].pTab; pExpr = p->pEList->a[0].pExpr; assert( pTab && !pTab->pSelect && pExpr ); if( IsVirtual(pTab) ) return 0; if( pExpr->op!=TK_AGG_FUNCTION ) return 0; if( NEVER(pAggInfo->nFunc==0) ) return 0; | | | 3224 3225 3226 3227 3228 3229 3230 3231 3232 3233 3234 3235 3236 3237 3238 | pTab = p->pSrc->a[0].pTab; pExpr = p->pEList->a[0].pExpr; assert( pTab && !pTab->pSelect && pExpr ); if( IsVirtual(pTab) ) return 0; if( pExpr->op!=TK_AGG_FUNCTION ) return 0; if( NEVER(pAggInfo->nFunc==0) ) return 0; if( (pAggInfo->aFunc[0].pFunc->funcFlags&SQLITE_FUNC_COUNT)==0 ) return 0; if( pExpr->flags&EP_Distinct ) return 0; return pTab; } /* ** If the source-list item passed as an argument was augmented with an |
︙ | ︙ | |||
3821 3822 3823 3824 3825 3826 3827 | regAgg = 0; } if( pF->iDistinct>=0 ){ addrNext = sqlite3VdbeMakeLabel(v); assert( nArg==1 ); codeDistinct(pParse, pF->iDistinct, addrNext, 1, regAgg); } | | | 3821 3822 3823 3824 3825 3826 3827 3828 3829 3830 3831 3832 3833 3834 3835 | regAgg = 0; } if( pF->iDistinct>=0 ){ addrNext = sqlite3VdbeMakeLabel(v); assert( nArg==1 ); codeDistinct(pParse, pF->iDistinct, addrNext, 1, regAgg); } if( pF->pFunc->funcFlags & SQLITE_FUNC_NEEDCOLL ){ CollSeq *pColl = 0; struct ExprList_item *pItem; int j; assert( pList!=0 ); /* pList!=0 if pF->pFunc has NEEDCOLL */ for(j=0, pItem=pList->a; !pColl && j<nArg; j++, pItem++){ pColl = sqlite3ExprCollSeq(pParse, pItem->pExpr); } |
︙ | ︙ |
Changes to src/shell.c.
︙ | ︙ | |||
1190 1191 1192 1193 1194 1195 1196 | void *pData = sqlite3_malloc(3*nCol*sizeof(const char*) + 1); if( !pData ){ rc = SQLITE_NOMEM; }else{ char **azCols = (char **)pData; /* Names of result columns */ char **azVals = &azCols[nCol]; /* Results */ int *aiTypes = (int *)&azVals[nCol]; /* Result types */ | | > > | > | > | 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 | void *pData = sqlite3_malloc(3*nCol*sizeof(const char*) + 1); if( !pData ){ rc = SQLITE_NOMEM; }else{ char **azCols = (char **)pData; /* Names of result columns */ char **azVals = &azCols[nCol]; /* Results */ int *aiTypes = (int *)&azVals[nCol]; /* Result types */ int i, x; assert(sizeof(int) <= sizeof(char *)); /* save off ptrs to column names */ for(i=0; i<nCol; i++){ azCols[i] = (char *)sqlite3_column_name(pStmt, i); } do{ /* extract the data and data types */ for(i=0; i<nCol; i++){ aiTypes[i] = x = sqlite3_column_type(pStmt, i); if( x==SQLITE_BLOB && pArg->mode==MODE_Insert ){ azVals[i] = ""; }else{ azVals[i] = (char*)sqlite3_column_text(pStmt, i); } if( !azVals[i] && (aiTypes[i]!=SQLITE_NULL) ){ rc = SQLITE_NOMEM; break; /* from for */ } } /* end for */ /* if data and types extracted successfully... */ |
︙ | ︙ |
Changes to src/sqliteInt.h.
︙ | ︙ | |||
1061 1062 1063 1064 1065 1066 1067 | ** Each SQL function is defined by an instance of the following ** structure. A pointer to this structure is stored in the sqlite.aFunc ** hash table. When multiple functions have the same name, the hash table ** points to a linked list of these structures. */ struct FuncDef { i16 nArg; /* Number of arguments. -1 means unlimited */ | < | | 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 | ** Each SQL function is defined by an instance of the following ** structure. A pointer to this structure is stored in the sqlite.aFunc ** hash table. When multiple functions have the same name, the hash table ** points to a linked list of these structures. */ struct FuncDef { i16 nArg; /* Number of arguments. -1 means unlimited */ u16 funcFlags; /* Some combination of SQLITE_FUNC_* */ void *pUserData; /* User data parameter */ FuncDef *pNext; /* Next function with same name */ void (*xFunc)(sqlite3_context*,int,sqlite3_value**); /* Regular function */ void (*xStep)(sqlite3_context*,int,sqlite3_value**); /* Aggregate step */ void (*xFinalize)(sqlite3_context*); /* Aggregate finalizer */ char *zName; /* SQL name of the function. */ FuncDef *pHash; /* Next with a different name but the same hash */ |
︙ | ︙ | |||
1098 1099 1100 1101 1102 1103 1104 | }; /* ** Possible values for FuncDef.flags. Note that the _LENGTH and _TYPEOF ** values must correspond to OPFLAG_LENGTHARG and OPFLAG_TYPEOFARG. There ** are assert() statements in the code to verify this. */ | > | | | | > > | | | < | 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 | }; /* ** Possible values for FuncDef.flags. Note that the _LENGTH and _TYPEOF ** values must correspond to OPFLAG_LENGTHARG and OPFLAG_TYPEOFARG. There ** are assert() statements in the code to verify this. */ #define SQLITE_FUNC_ENCMASK 0x003 /* SQLITE_UTF8, SQLITE_UTF16BE or UTF16LE */ #define SQLITE_FUNC_LIKE 0x004 /* Candidate for the LIKE optimization */ #define SQLITE_FUNC_CASE 0x008 /* Case-sensitive LIKE-type function */ #define SQLITE_FUNC_EPHEM 0x010 /* Ephemeral. Delete with VDBE */ #define SQLITE_FUNC_NEEDCOLL 0x020 /* sqlite3GetFuncCollSeq() might be called */ #define SQLITE_FUNC_LENGTH 0x040 /* Built-in length() function */ #define SQLITE_FUNC_TYPEOF 0x080 /* Built-in typeof() function */ #define SQLITE_FUNC_COUNT 0x100 /* Built-in count(*) aggregate */ #define SQLITE_FUNC_COALESCE 0x200 /* Built-in coalesce() or ifnull() */ #define SQLITE_FUNC_UNLIKELY 0x400 /* Built-in unlikely() function */ /* ** The following three macros, FUNCTION(), LIKEFUNC() and AGGREGATE() are ** used to create the initializers for the FuncDef structures. ** ** FUNCTION(zName, nArg, iArg, bNC, xFunc) ** Used to create a scalar function definition of a function zName |
︙ | ︙ | |||
1133 1134 1135 1136 1137 1138 1139 | ** that accepts nArg arguments and is implemented by a call to C ** function likeFunc. Argument pArg is cast to a (void *) and made ** available as the function user-data (sqlite3_user_data()). The ** FuncDef.flags variable is set to the value passed as the flags ** parameter. */ #define FUNCTION(zName, nArg, iArg, bNC, xFunc) \ | | | | | | | 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 | ** that accepts nArg arguments and is implemented by a call to C ** function likeFunc. Argument pArg is cast to a (void *) and made ** available as the function user-data (sqlite3_user_data()). The ** FuncDef.flags variable is set to the value passed as the flags ** parameter. */ #define FUNCTION(zName, nArg, iArg, bNC, xFunc) \ {nArg, SQLITE_UTF8|(bNC*SQLITE_FUNC_NEEDCOLL), \ SQLITE_INT_TO_PTR(iArg), 0, xFunc, 0, 0, #zName, 0, 0} #define FUNCTION2(zName, nArg, iArg, bNC, xFunc, extraFlags) \ {nArg, SQLITE_UTF8|(bNC*SQLITE_FUNC_NEEDCOLL)|extraFlags, \ SQLITE_INT_TO_PTR(iArg), 0, xFunc, 0, 0, #zName, 0, 0} #define STR_FUNCTION(zName, nArg, pArg, bNC, xFunc) \ {nArg, SQLITE_UTF8|(bNC*SQLITE_FUNC_NEEDCOLL), \ pArg, 0, xFunc, 0, 0, #zName, 0, 0} #define LIKEFUNC(zName, nArg, arg, flags) \ {nArg, SQLITE_UTF8|flags, (void *)arg, 0, likeFunc, 0, 0, #zName, 0, 0} #define AGGREGATE(zName, nArg, arg, nc, xStep, xFinal) \ {nArg, SQLITE_UTF8|(nc*SQLITE_FUNC_NEEDCOLL), \ SQLITE_INT_TO_PTR(arg), 0, 0, xStep,xFinal,#zName,0,0} /* ** All current savepoints are stored in a linked list starting at ** sqlite3.pSavepoint. The first element in the list is the most recently ** opened savepoint. Savepoints are added to the list by the vdbe ** OP_Savepoint instruction. |
︙ | ︙ | |||
3205 3206 3207 3208 3209 3210 3211 | ** no-op macros if OMIT_FOREIGN_KEY is defined. In this case no foreign ** key functionality is available. If OMIT_TRIGGER is defined but ** OMIT_FOREIGN_KEY is not, only some of the functions are no-oped. In ** this case foreign keys are parsed, but no other functionality is ** provided (enforcement of FK constraints requires the triggers sub-system). */ #if !defined(SQLITE_OMIT_FOREIGN_KEY) && !defined(SQLITE_OMIT_TRIGGER) | | | | | | 3206 3207 3208 3209 3210 3211 3212 3213 3214 3215 3216 3217 3218 3219 3220 3221 3222 3223 3224 3225 3226 3227 3228 3229 3230 3231 | ** no-op macros if OMIT_FOREIGN_KEY is defined. In this case no foreign ** key functionality is available. If OMIT_TRIGGER is defined but ** OMIT_FOREIGN_KEY is not, only some of the functions are no-oped. In ** this case foreign keys are parsed, but no other functionality is ** provided (enforcement of FK constraints requires the triggers sub-system). */ #if !defined(SQLITE_OMIT_FOREIGN_KEY) && !defined(SQLITE_OMIT_TRIGGER) void sqlite3FkCheck(Parse*, Table*, int, int, int*, int); void sqlite3FkDropTable(Parse*, SrcList *, Table*); void sqlite3FkActions(Parse*, Table*, ExprList*, int, int*, int); int sqlite3FkRequired(Parse*, Table*, int*, int); u32 sqlite3FkOldmask(Parse*, Table*); FKey *sqlite3FkReferences(Table *); #else #define sqlite3FkActions(a,b,c,d,e,f) #define sqlite3FkCheck(a,b,c,d) #define sqlite3FkDropTable(a,b,c) #define sqlite3FkOldmask(a,b) 0 #define sqlite3FkRequired(a,b,c,d,e,f) 0 #endif #ifndef SQLITE_OMIT_FOREIGN_KEY void sqlite3FkDelete(sqlite3 *, Table*); int sqlite3FkLocateIndex(Parse*,Table*,FKey*,Index**,int**); #else #define sqlite3FkDelete(a,b) #define sqlite3FkLocateIndex(a,b,c,d,e) |
︙ | ︙ |
Changes to src/update.c.
︙ | ︙ | |||
484 485 486 487 488 489 490 | /* Do constraint checks. */ sqlite3GenerateConstraintChecks(pParse, pTab, iCur, regNewRowid, aRegIdx, (chngRowid?regOldRowid:0), 1, onError, addr, 0); /* Do FK constraint checks. */ if( hasFK ){ | | | | | 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 | /* Do constraint checks. */ sqlite3GenerateConstraintChecks(pParse, pTab, iCur, regNewRowid, aRegIdx, (chngRowid?regOldRowid:0), 1, onError, addr, 0); /* Do FK constraint checks. */ if( hasFK ){ sqlite3FkCheck(pParse, pTab, regOldRowid, 0, aXRef, chngRowid); } /* Delete the index entries associated with the current record. */ j1 = sqlite3VdbeAddOp3(v, OP_NotExists, iCur, 0, regOldRowid); sqlite3GenerateRowIndexDelete(pParse, pTab, iCur, aRegIdx); /* If changing the record number, delete the old record. */ if( hasFK || chngRowid ){ sqlite3VdbeAddOp2(v, OP_Delete, iCur, 0); } sqlite3VdbeJumpHere(v, j1); if( hasFK ){ sqlite3FkCheck(pParse, pTab, 0, regNewRowid, aXRef, chngRowid); } /* Insert the new index entries and the new record. */ sqlite3CompleteInsertion(pParse, pTab, iCur, regNewRowid, aRegIdx, 1, 0, 0); /* Do any ON CASCADE, SET NULL or SET DEFAULT operations required to ** handle rows (possibly in other tables) that refer via a foreign key ** to the row just updated. */ if( hasFK ){ sqlite3FkActions(pParse, pTab, pChanges, regOldRowid, aXRef, chngRowid); } } /* Increment the row counter */ if( (db->flags & SQLITE_CountRows) && !pParse->pTriggerTab){ sqlite3VdbeAddOp2(v, OP_AddImm, regRowCount, 1); |
︙ | ︙ |
Changes to src/vdbe.c.
︙ | ︙ | |||
1433 1434 1435 1436 1437 1438 1439 | ** the pointer to ctx.s so in case the user-function can use ** the already allocated buffer instead of allocating a new one. */ sqlite3VdbeMemMove(&ctx.s, pOut); MemSetTypeFlag(&ctx.s, MEM_Null); ctx.fErrorOrAux = 0; | | | 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 | ** the pointer to ctx.s so in case the user-function can use ** the already allocated buffer instead of allocating a new one. */ sqlite3VdbeMemMove(&ctx.s, pOut); MemSetTypeFlag(&ctx.s, MEM_Null); ctx.fErrorOrAux = 0; if( ctx.pFunc->funcFlags & SQLITE_FUNC_NEEDCOLL ){ assert( pOp>aOp ); assert( pOp[-1].p4type==P4_COLLSEQ ); assert( pOp[-1].opcode==OP_CollSeq ); ctx.pColl = pOp[-1].p4.pColl; } db->lastRowid = lastRowid; (*ctx.pFunc->xFunc)(&ctx, n, apVal); /* IMP: R-24505-23230 */ |
︙ | ︙ | |||
5433 5434 5435 5436 5437 5438 5439 | ctx.s.z = 0; ctx.s.zMalloc = 0; ctx.s.xDel = 0; ctx.s.db = db; ctx.isError = 0; ctx.pColl = 0; ctx.skipFlag = 0; | | | 5433 5434 5435 5436 5437 5438 5439 5440 5441 5442 5443 5444 5445 5446 5447 | ctx.s.z = 0; ctx.s.zMalloc = 0; ctx.s.xDel = 0; ctx.s.db = db; ctx.isError = 0; ctx.pColl = 0; ctx.skipFlag = 0; if( ctx.pFunc->funcFlags & SQLITE_FUNC_NEEDCOLL ){ assert( pOp>p->aOp ); assert( pOp[-1].p4type==P4_COLLSEQ ); assert( pOp[-1].opcode==OP_CollSeq ); ctx.pColl = pOp[-1].p4.pColl; } (ctx.pFunc->xStep)(&ctx, n, apVal); /* IMP: R-24505-23230 */ if( ctx.isError ){ |
︙ | ︙ |
Changes to src/vdbeaux.c.
︙ | ︙ | |||
600 601 602 603 604 605 606 | /* ** If the input FuncDef structure is ephemeral, then free it. If ** the FuncDef is not ephermal, then do nothing. */ static void freeEphemeralFunction(sqlite3 *db, FuncDef *pDef){ | | | 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 | /* ** If the input FuncDef structure is ephemeral, then free it. If ** the FuncDef is not ephermal, then do nothing. */ static void freeEphemeralFunction(sqlite3 *db, FuncDef *pDef){ if( ALWAYS(pDef) && (pDef->funcFlags & SQLITE_FUNC_EPHEM)!=0 ){ sqlite3DbFree(db, pDef); } } static void vdbeFreeOpArray(sqlite3 *, Op *, int); /* |
︙ | ︙ |
Changes to src/vdbemem.c.
︙ | ︙ | |||
1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 | Expr *pExpr, /* The expression to extract a value from */ u8 affinity, /* Affinity to use */ int iVal, /* Array element to populate */ int *pbOk /* OUT: True if value was extracted */ ){ int rc = SQLITE_OK; sqlite3_value *pVal = 0; struct ValueNewStat4Ctx alloc; alloc.pParse = pParse; alloc.pIdx = pIdx; alloc.ppRec = ppRec; alloc.iVal = iVal; /* Skip over any TK_COLLATE nodes */ pExpr = sqlite3ExprSkipCollate(pExpr); if( !pExpr ){ | > > | | | < | | 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 | Expr *pExpr, /* The expression to extract a value from */ u8 affinity, /* Affinity to use */ int iVal, /* Array element to populate */ int *pbOk /* OUT: True if value was extracted */ ){ int rc = SQLITE_OK; sqlite3_value *pVal = 0; sqlite3 *db = pParse->db; struct ValueNewStat4Ctx alloc; alloc.pParse = pParse; alloc.pIdx = pIdx; alloc.ppRec = ppRec; alloc.iVal = iVal; /* Skip over any TK_COLLATE nodes */ pExpr = sqlite3ExprSkipCollate(pExpr); if( !pExpr ){ pVal = valueNew(db, &alloc); if( pVal ){ sqlite3VdbeMemSetNull((Mem*)pVal); *pbOk = 1; } }else if( pExpr->op==TK_VARIABLE || (pExpr->op==TK_REGISTER && pExpr->op2==TK_VARIABLE) ){ Vdbe *v; int iBindVar = pExpr->iColumn; sqlite3VdbeSetVarmask(pParse->pVdbe, iBindVar); if( (v = pParse->pReprepare)!=0 ){ pVal = valueNew(db, &alloc); if( pVal ){ rc = sqlite3VdbeMemCopy((Mem*)pVal, &v->aVar[iBindVar-1]); if( rc==SQLITE_OK ){ sqlite3ValueApplyAffinity(pVal, affinity, ENC(db)); } pVal->db = pParse->db; *pbOk = 1; sqlite3VdbeMemStoreType((Mem*)pVal); } }else{ *pbOk = 0; } }else{ rc = valueFromExpr(db, pExpr, ENC(db), affinity, &pVal, &alloc); *pbOk = (pVal!=0); } assert( pVal==0 || pVal->db==db ); return rc; } /* ** Unless it is NULL, the argument must be an UnpackedRecord object returned ** by an earlier call to sqlite3Stat4ProbeSetValue(). This call deletes ** the object. |
︙ | ︙ |
Changes to src/vtab.c.
︙ | ︙ | |||
1009 1010 1011 1012 1013 1014 1015 | return pDef; } *pNew = *pDef; pNew->zName = (char *)&pNew[1]; memcpy(pNew->zName, pDef->zName, sqlite3Strlen30(pDef->zName)+1); pNew->xFunc = xFunc; pNew->pUserData = pArg; | | | 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 | return pDef; } *pNew = *pDef; pNew->zName = (char *)&pNew[1]; memcpy(pNew->zName, pDef->zName, sqlite3Strlen30(pDef->zName)+1); pNew->xFunc = xFunc; pNew->pUserData = pArg; pNew->funcFlags |= SQLITE_FUNC_EPHEM; return pNew; } /* ** Make sure virtual table pTab is contained in the pParse->apVirtualLock[] ** array so that an OP_VBegin will get generated for it. Add pTab to the ** array if it is missing. If pTab is already in the array, this routine |
︙ | ︙ |
Changes to src/where.c.
︙ | ︙ | |||
2417 2418 2419 2420 2421 2422 2423 | Parse *pParse, /* Database connection */ Index *pIdx, /* Index to consider domain of */ UnpackedRecord *pRec, /* Vector of values to consider */ int roundUp, /* Round up if true. Round down if false */ tRowcnt *aStat /* OUT: stats written here */ ){ IndexSample *aSample = pIdx->aSample; | | > > > | 2417 2418 2419 2420 2421 2422 2423 2424 2425 2426 2427 2428 2429 2430 2431 2432 2433 2434 2435 2436 2437 2438 2439 | Parse *pParse, /* Database connection */ Index *pIdx, /* Index to consider domain of */ UnpackedRecord *pRec, /* Vector of values to consider */ int roundUp, /* Round up if true. Round down if false */ tRowcnt *aStat /* OUT: stats written here */ ){ IndexSample *aSample = pIdx->aSample; int iCol; /* Index of required stats in anEq[] etc. */ int iMin = 0; /* Smallest sample not yet tested */ int i = pIdx->nSample; /* Smallest sample larger than or equal to pRec */ int iTest; /* Next sample to test */ int res; /* Result of comparison operation */ assert( pRec!=0 || pParse->db->mallocFailed ); if( pRec==0 ) return; iCol = pRec->nField - 1; assert( pIdx->nSample>0 ); assert( pRec->nField>0 && iCol<pIdx->nSampleCol ); do{ iTest = (iMin+i)/2; res = sqlite3VdbeRecordCompare(aSample[iTest].n, aSample[iTest].p, pRec); if( res<0 ){ iMin = iTest+1; |
︙ | ︙ | |||
2542 2543 2544 2545 2546 2547 2548 | int rc = SQLITE_OK; int nOut = (int)*pnOut; #ifdef SQLITE_ENABLE_STAT3_OR_STAT4 Index *p = pBuilder->pNew->u.btree.pIndex; int nEq = pBuilder->pNew->u.btree.nEq; | > | < | | 2545 2546 2547 2548 2549 2550 2551 2552 2553 2554 2555 2556 2557 2558 2559 2560 2561 2562 2563 2564 2565 2566 | int rc = SQLITE_OK; int nOut = (int)*pnOut; #ifdef SQLITE_ENABLE_STAT3_OR_STAT4 Index *p = pBuilder->pNew->u.btree.pIndex; int nEq = pBuilder->pNew->u.btree.nEq; if( p->nSample>0 && nEq==pBuilder->nRecValid && nEq<p->nSampleCol && OptimizationEnabled(pParse->db, SQLITE_Stat3) ){ UnpackedRecord *pRec = pBuilder->pRec; tRowcnt a[2]; u8 aff; /* Variable iLower will be set to the estimate of the number of rows in ** the index that are less than the lower bound of the range query. The ** lower bound being the concatenation of $P and $L, where $P is the ** key-prefix formed by the nEq values matched against the nEq left-most ** columns of the index, and $L is the value in pLower. ** |
︙ | ︙ | |||
2571 2572 2573 2574 2575 2576 2577 2578 2579 2580 2581 2582 2583 2584 | ** less than the upper bound of the range query. Where the upper bound ** is either ($P) or ($P:$U). Again, even if $U is available, both values ** of iUpper are requested of whereKeyStats() and the smaller used. */ tRowcnt iLower; tRowcnt iUpper; /* Determine iLower and iUpper using ($P) only. */ if( nEq==0 ){ iLower = 0; iUpper = p->aiRowEst[0]; }else{ /* Note: this call could be optimized away - since the same values must ** have been requested when testing key $P in whereEqualScanEst(). */ | > > > > > | 2574 2575 2576 2577 2578 2579 2580 2581 2582 2583 2584 2585 2586 2587 2588 2589 2590 2591 2592 | ** less than the upper bound of the range query. Where the upper bound ** is either ($P) or ($P:$U). Again, even if $U is available, both values ** of iUpper are requested of whereKeyStats() and the smaller used. */ tRowcnt iLower; tRowcnt iUpper; if( nEq==p->nColumn ){ aff = SQLITE_AFF_INTEGER; }else{ aff = p->pTable->aCol[p->aiColumn[nEq]].affinity; } /* Determine iLower and iUpper using ($P) only. */ if( nEq==0 ){ iLower = 0; iUpper = p->aiRowEst[0]; }else{ /* Note: this call could be optimized away - since the same values must ** have been requested when testing key $P in whereEqualScanEst(). */ |
︙ | ︙ | |||
4056 4057 4058 4059 4060 4061 4062 | return SQLITE_OK; } /* ** Transfer content from the second pLoop into the first. */ static int whereLoopXfer(sqlite3 *db, WhereLoop *pTo, WhereLoop *pFrom){ | < > > > > | 4064 4065 4066 4067 4068 4069 4070 4071 4072 4073 4074 4075 4076 4077 4078 4079 4080 4081 4082 | return SQLITE_OK; } /* ** Transfer content from the second pLoop into the first. */ static int whereLoopXfer(sqlite3 *db, WhereLoop *pTo, WhereLoop *pFrom){ whereLoopClearUnion(db, pTo); if( whereLoopResize(db, pTo, pFrom->nLTerm) ){ memset(&pTo->u, 0, sizeof(pTo->u)); return SQLITE_NOMEM; } memcpy(pTo, pFrom, WHERE_LOOP_XFER_SZ); memcpy(pTo->aLTerm, pFrom->aLTerm, pTo->nLTerm*sizeof(pTo->aLTerm[0])); if( pFrom->wsFlags & WHERE_VIRTUALTABLE ){ pFrom->u.vtab.needFree = 0; }else if( (pFrom->wsFlags & WHERE_AUTO_INDEX)!=0 ){ pFrom->u.btree.pIndex = 0; } |
︙ | ︙ | |||
4171 4172 4173 4174 4175 4176 4177 | && p->rRun<=pTemplate->rRun && p->nOut<=pTemplate->nOut ){ /* This branch taken when p is equal or better than pTemplate in ** all of (1) dependencies (2) setup-cost, (3) run-cost, and ** (4) number of output rows. */ assert( p->rSetup==pTemplate->rSetup ); | > | < | 4182 4183 4184 4185 4186 4187 4188 4189 4190 4191 4192 4193 4194 4195 4196 4197 4198 4199 4200 | && p->rRun<=pTemplate->rRun && p->nOut<=pTemplate->nOut ){ /* This branch taken when p is equal or better than pTemplate in ** all of (1) dependencies (2) setup-cost, (3) run-cost, and ** (4) number of output rows. */ assert( p->rSetup==pTemplate->rSetup ); if( p->prereq==pTemplate->prereq && p->nLTerm<pTemplate->nLTerm && (p->wsFlags & WHERE_INDEXED)!=0 && (pTemplate->wsFlags & WHERE_INDEXED)!=0 && p->u.btree.pIndex==pTemplate->u.btree.pIndex ){ /* Overwrite an existing WhereLoop with an similar one that uses ** more terms of the index */ pNext = p->pNextLoop; break; }else{ /* pTemplate is not helpful. |
︙ | ︙ | |||
5900 5901 5902 5903 5904 5905 5906 | #endif /* Attempt to omit tables from the join that do not effect the result */ if( pWInfo->nLevel>=2 && pResultSet!=0 && OptimizationEnabled(db, SQLITE_OmitNoopJoin) ){ Bitmask tabUsed = exprListTableUsage(pMaskSet, pResultSet); | | | 5911 5912 5913 5914 5915 5916 5917 5918 5919 5920 5921 5922 5923 5924 5925 | #endif /* Attempt to omit tables from the join that do not effect the result */ if( pWInfo->nLevel>=2 && pResultSet!=0 && OptimizationEnabled(db, SQLITE_OmitNoopJoin) ){ Bitmask tabUsed = exprListTableUsage(pMaskSet, pResultSet); if( sWLB.pOrderBy ) tabUsed |= exprListTableUsage(pMaskSet, sWLB.pOrderBy); while( pWInfo->nLevel>=2 ){ WhereTerm *pTerm, *pEnd; pLoop = pWInfo->a[pWInfo->nLevel-1].pWLoop; if( (pWInfo->pTabList->a[pLoop->iTab].jointype & JT_LEFT)==0 ) break; if( (wctrlFlags & WHERE_WANT_DISTINCT)==0 && (pLoop->wsFlags & WHERE_ONEROW)==0 ){ |
︙ | ︙ |
Changes to test/analyze9.test.
︙ | ︙ | |||
240 241 242 243 244 245 246 | neq, lrange(nlt, 0, 2), lrange(ndlt, 0, 2), lrange(test_decode(sample), 0, 1) FROM sqlite_stat4 ORDER BY rowid DESC LIMIT 2; } { | | | 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 | neq, lrange(nlt, 0, 2), lrange(ndlt, 0, 2), lrange(test_decode(sample), 0, 1) FROM sqlite_stat4 ORDER BY rowid DESC LIMIT 2; } { {2 1 1 1} {295 295 295} {120 121 124} {201 3} {5 3 1 1} {290 290 292} {119 119 121} {200 1} } do_execsql_test 4.4 { SELECT count(DISTINCT c) FROM t1 WHERE c<201 } 120 do_execsql_test 4.5 { SELECT count(DISTINCT c) FROM t1 WHERE c<200 } 119 # Check that the perioidic samples are present. |
︙ | ︙ | |||
552 553 554 555 556 557 558 | set sql { SELECT * FROM t4 WHERE x=X'abcdef' AND a COLLATE nocase = 'abc' AND b = 3 } do_eqp_test 12.$tn.6 $sql {/t4 USING INDEX t4a/} } } | > > > > > | > > > > | > > > | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 | set sql { SELECT * FROM t4 WHERE x=X'abcdef' AND a COLLATE nocase = 'abc' AND b = 3 } do_eqp_test 12.$tn.6 $sql {/t4 USING INDEX t4a/} } } #------------------------------------------------------------------------- # Check that affinities are taken into account when using stat4 data to # estimate the number of rows scanned by a rowid constraint. # drop_all_tables do_test 13.1 { execsql { CREATE TABLE t1(a, b, c); CREATE INDEX i1 ON t1(a); CREATE INDEX i2 ON t1(b, c); } for {set i 0} {$i<100} {incr i} { if {$i %2} {set a abc} else {set a def} execsql { INSERT INTO t1(rowid, a, b, c) VALUES($i, $a, $i, $i) } } execsql ANALYZE } {} do_eqp_test 13.2.1 { SELECT * FROM t1 WHERE a='abc' AND rowid<15 AND b<20 } {/SEARCH TABLE t1 USING INDEX i1/} do_eqp_test 13.2.2 { SELECT * FROM t1 WHERE a='abc' AND rowid<'15' AND b<20 } {/SEARCH TABLE t1 USING INDEX i1/} do_eqp_test 13.3.1 { SELECT * FROM t1 WHERE a='abc' AND rowid<100 AND b<20 } {/SEARCH TABLE t1 USING INDEX i2/} do_eqp_test 13.3.2 { SELECT * FROM t1 WHERE a='abc' AND rowid<'100' AND b<20 } {/SEARCH TABLE t1 USING INDEX i2/} #------------------------------------------------------------------------- # Check also that affinities are taken into account when using stat4 data # to estimate the number of rows scanned by any other constraint on a # column other than the leftmost. # drop_all_tables do_test 14.1 { execsql { CREATE TABLE t1(a, b INTEGER, c) } for {set i 0} {$i<100} {incr i} { set c [expr $i % 3] execsql { INSERT INTO t1 VALUES('ott', $i, $c) } } execsql { CREATE INDEX i1 ON t1(a, b); CREATE INDEX i2 ON t1(c); ANALYZE; } } {} do_eqp_test 13.2.1 { SELECT * FROM t1 WHERE a='ott' AND b<10 AND c=1 } {/SEARCH TABLE t1 USING INDEX i1/} do_eqp_test 13.2.2 { SELECT * FROM t1 WHERE a='ott' AND b<'10' AND c=1 } {/SEARCH TABLE t1 USING INDEX i1/} #------------------------------------------------------------------------- # By default, 16 non-periodic samples are collected for the stat4 table. # The following tests attempt to verify that the most common keys are # being collected. # proc check_stat4 {tn} { db eval ANALYZE db eval {SELECT a, b, c, d FROM t1} { incr k($a) incr k([list $a $b]) incr k([list $a $b $c]) if { [info exists k([list $a $b $c $d])]==0 } { incr nRow } incr k([list $a $b $c $d]) } set L [list] foreach key [array names k] { lappend L [list $k($key) $key] } set nSample $nRow if {$nSample>16} {set nSample 16} set nThreshold [lindex [lsort -decr -integer -index 0 $L] [expr $nSample-1] 0] foreach key [array names k] { if {$k($key)>$nThreshold} { set expect($key) 1 } if {$k($key)==$nThreshold} { set possible($key) 1 } } set nPossible [expr $nSample - [llength [array names expect]]] #puts "EXPECT: [array names expect]" #puts "POSSIBLE($nPossible/[array size possible]): [array names possible]" #puts "HAVE: [db eval {SELECT test_decode(sample) FROM sqlite_stat4 WHERE idx='i1'}]" db eval {SELECT test_decode(sample) AS s FROM sqlite_stat4 WHERE idx='i1'} { set seen 0 for {set i 0} {$i<4} {incr i} { unset -nocomplain expect([lrange $s 0 $i]) if {[info exists possible([lrange $s 0 $i])]} { set seen 1 unset -nocomplain possible([lrange $s 0 $i]) } } if {$seen} {incr nPossible -1} } if {$nPossible<0} {set nPossible 0} set res [list [llength [array names expect]] $nPossible] uplevel [list do_test $tn [list set {} $res] {0 0}] } drop_all_tables do_test 14.1.1 { execsql { CREATE TABLE t1(a,b,c,d); CREATE INDEX i1 ON t1(a,b,c,d); } for {set i 0} {$i < 160} {incr i} { execsql { INSERT INTO t1 VALUES($i,$i,$i,$i) } if {($i % 10)==0} { execsql { INSERT INTO t1 VALUES($i,$i,$i,$i) } } } } {} check_stat4 14.1.2 do_test 14.2.1 { execsql { DELETE FROM t1 } for {set i 0} {$i < 1600} {incr i} { execsql { INSERT INTO t1 VALUES($i/10,$i/17,$i/27,$i/37) } } } {} check_stat4 14.2.2 do_test 14.3.1 { for {set i 0} {$i < 10} {incr i} { execsql { INSERT INTO t1 VALUES($i*50,$i*50,$i*50,$i*50) } execsql { INSERT INTO t1 VALUES($i*50,$i*50,$i*50,$i*50) } execsql { INSERT INTO t1 VALUES($i*50,$i*50,$i*50,$i*50) } execsql { INSERT INTO t1 VALUES($i*50,$i*50,$i*50,$i*50) } execsql { INSERT INTO t1 VALUES($i*50,$i*50,$i*50,$i*50) } execsql { INSERT INTO t1 VALUES($i*50,$i*50,$i*50,$i*50) } execsql { INSERT INTO t1 VALUES($i*50,$i*50,$i*50,$i*50) } execsql { INSERT INTO t1 VALUES($i*50,$i*50,$i*50,$i*50) } execsql { INSERT INTO t1 VALUES($i*50,$i*50,$i*50,$i*50) } execsql { INSERT INTO t1 VALUES($i*50,$i*50,$i*50,$i*50) } } } {} check_stat4 14.3.2 do_test 14.4.1 { execsql {DELETE FROM t1} for {set i 1} {$i < 160} {incr i} { set b [expr $i % 10] if {$b==0 || $b==2} {set b 1} execsql { INSERT INTO t1 VALUES($i/10,$b,$i,$i) } } } {} check_stat4 14.4.2 db func lrange lrange db func lindex lindex do_execsql_test 14.4.3 { SELECT lrange(test_decode(sample), 0, 1) AS s FROM sqlite_stat4 WHERE lindex(s, 1)=='1' ORDER BY rowid } { {0 1} {1 1} {2 1} {3 1} {4 1} {5 1} {6 1} {7 1} {8 1} {9 1} {10 1} {11 1} {12 1} {13 1} {14 1} {15 1} } #------------------------------------------------------------------------- # Test that nothing untoward happens if the stat4 table contains entries # for indexes that do not exist. Or NULL values in the idx column. # Or NULL values in any of the other columns. # drop_all_tables do_execsql_test 15.1 { CREATE TABLE x1(a, b, UNIQUE(a, b)); INSERT INTO x1 VALUES(1, 2); INSERT INTO x1 VALUES(3, 4); INSERT INTO x1 VALUES(5, 6); ANALYZE; INSERT INTO sqlite_stat4 VALUES(NULL, NULL, NULL, NULL, NULL, NULL); } db close sqlite3 db test.db do_execsql_test 15.2 { SELECT * FROM x1 } {1 2 3 4 5 6} do_execsql_test 15.3 { INSERT INTO sqlite_stat4 VALUES(42, 42, 42, 42, 42, 42); } db close sqlite3 db test.db do_execsql_test 15.4 { SELECT * FROM x1 } {1 2 3 4 5 6} do_execsql_test 15.5 { UPDATE sqlite_stat1 SET stat = NULL; } db close sqlite3 db test.db do_execsql_test 15.6 { SELECT * FROM x1 } {1 2 3 4 5 6} do_execsql_test 15.7 { ANALYZE; UPDATE sqlite_stat1 SET tbl = 'no such tbl'; } db close sqlite3 db test.db do_execsql_test 15.8 { SELECT * FROM x1 } {1 2 3 4 5 6} do_execsql_test 15.9 { ANALYZE; UPDATE sqlite_stat4 SET neq = NULL, nlt=NULL, ndlt=NULL; } db close sqlite3 db test.db do_execsql_test 15.10 { SELECT * FROM x1 } {1 2 3 4 5 6} # This is just for coverage.... do_execsql_test 15.11 { ANALYZE; UPDATE sqlite_stat1 SET stat = stat || ' unordered'; } db close sqlite3 db test.db do_execsql_test 15.12 { SELECT * FROM x1 } {1 2 3 4 5 6} #------------------------------------------------------------------------- # Test that allocations used for sqlite_stat4 samples are included in # the quantity returned by SQLITE_DBSTATUS_SCHEMA_USED. # set one [string repeat x 1000] set two [string repeat x 2000] do_test 16.1 { reset_db execsql { CREATE TABLE t1(a, UNIQUE(a)); INSERT INTO t1 VALUES($one); ANALYZE; } set nByte [lindex [sqlite3_db_status db SCHEMA_USED 0] 1] reset_db execsql { CREATE TABLE t1(a, UNIQUE(a)); INSERT INTO t1 VALUES($two); ANALYZE; } set nByte2 [lindex [sqlite3_db_status db SCHEMA_USED 0] 1] expr {$nByte2 > $nByte+950 && $nByte2 < $nByte+1050} } {1} #------------------------------------------------------------------------- # Test that stat4 data may be used with partial indexes. # do_test 17.1 { reset_db execsql { CREATE TABLE t1(a, b, c, d); CREATE INDEX i1 ON t1(a, b) WHERE d IS NOT NULL; INSERT INTO t1 VALUES(-1, -1, -1, NULL); INSERT INTO t1 SELECT 2*a,2*b,2*c,d FROM t1; INSERT INTO t1 SELECT 2*a,2*b,2*c,d FROM t1; INSERT INTO t1 SELECT 2*a,2*b,2*c,d FROM t1; INSERT INTO t1 SELECT 2*a,2*b,2*c,d FROM t1; INSERT INTO t1 SELECT 2*a,2*b,2*c,d FROM t1; INSERT INTO t1 SELECT 2*a,2*b,2*c,d FROM t1; } for {set i 0} {$i < 32} {incr i} { if {$i<8} {set b 0} else { set b $i } execsql { INSERT INTO t1 VALUES($i%2, $b, $i/2, 'abc') } } execsql {ANALYZE main.t1} } {} do_catchsql_test 17.1.2 { ANALYZE temp.t1; } {1 {no such table: temp.t1}} do_eqp_test 17.2 { SELECT * FROM t1 WHERE d IS NOT NULL AND a=0 AND b=10 AND c=10; } {/USING INDEX i1/} do_eqp_test 17.3 { SELECT * FROM t1 WHERE d IS NOT NULL AND a=0 AND b=0 AND c=10; } {/USING INDEX i1/} do_execsql_test 17.4 { CREATE INDEX i2 ON t1(c); ANALYZE main.i2; } do_eqp_test 17.5 { SELECT * FROM t1 WHERE d IS NOT NULL AND a=0 AND b=10 AND c=10; } {/USING INDEX i1/} do_eqp_test 17.6 { SELECT * FROM t1 WHERE d IS NOT NULL AND a=0 AND b=0 AND c=10; } {/USING INDEX i2/} #------------------------------------------------------------------------- # do_test 18.1 { reset_db execsql { CREATE TABLE t1(a, b); CREATE INDEX i1 ON t1(a, b); } for {set i 0} {$i < 9} {incr i} { execsql { INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); } } execsql ANALYZE execsql { SELECT count(*) FROM sqlite_stat4 } } {9} #------------------------------------------------------------------------- # For coverage. # ifcapable view { do_test 19.1 { reset_db execsql { CREATE TABLE t1(x, y); CREATE INDEX i1 ON t1(x, y); CREATE VIEW v1 AS SELECT * FROM t1; ANALYZE; } } {} } ifcapable auth { proc authproc {op args} { if {$op == "SQLITE_ANALYZE"} { return "SQLITE_DENY" } return "SQLITE_OK" } do_test 19.2 { reset_db db auth authproc execsql { CREATE TABLE t1(x, y); CREATE VIEW v1 AS SELECT * FROM t1; } catchsql ANALYZE } {1 {not authorized}} } #------------------------------------------------------------------------- # reset_db proc r {args} { expr rand() } db func r r db func lrange lrange do_test 20.1 { execsql { CREATE TABLE t1(a,b,c,d); CREATE INDEX i1 ON t1(a,b,c,d); } for {set i 0} {$i < 16} {incr i} { execsql { INSERT INTO t1 VALUES($i, r(), r(), r()); INSERT INTO t1 VALUES($i, $i, r(), r()); INSERT INTO t1 VALUES($i, $i, $i, r()); INSERT INTO t1 VALUES($i, $i, $i, $i); INSERT INTO t1 VALUES($i, $i, $i, $i); INSERT INTO t1 VALUES($i, $i, $i, r()); INSERT INTO t1 VALUES($i, $i, r(), r()); INSERT INTO t1 VALUES($i, r(), r(), r()); } } } {} do_execsql_test 20.2 { ANALYZE } for {set i 0} {$i<16} {incr i} { set val "$i $i $i $i" do_execsql_test 20.3.$i { SELECT count(*) FROM sqlite_stat4 WHERE lrange(test_decode(sample), 0, 3)=$val } {1} } finish_test |
Added test/analyzeB.test.
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In place of # a legal notice, here is a blessing: # # May you do good and not evil. # May you find forgiveness for yourself and forgive others. # May you share freely, never taking more than you give. # #*********************************************************************** # # This file contains automated tests used to verify that the sqlite_stat3 # functionality is working. The tests in this file are based on a subset # of the sqlite_stat4 tests in analyze9.test. # set testdir [file dirname $argv0] source $testdir/tester.tcl set testprefix analyzeB ifcapable !stat3 { finish_test return } do_execsql_test 1.0 { CREATE TABLE t1(a TEXT, b TEXT); INSERT INTO t1 VALUES('(0)', '(0)'); INSERT INTO t1 VALUES('(1)', '(1)'); INSERT INTO t1 VALUES('(2)', '(2)'); INSERT INTO t1 VALUES('(3)', '(3)'); INSERT INTO t1 VALUES('(4)', '(4)'); CREATE INDEX i1 ON t1(a, b); } {} do_execsql_test 1.1 { ANALYZE; } {} do_execsql_test 1.2 { SELECT tbl,idx,nEq,nLt,nDLt,quote(sample) FROM sqlite_stat3; } { t1 i1 1 0 0 '(0)' t1 i1 1 1 1 '(1)' t1 i1 1 2 2 '(2)' t1 i1 1 3 3 '(3)' t1 i1 1 4 4 '(4)' } if {[permutation] != "utf16"} { do_execsql_test 1.3 { SELECT tbl,idx,nEq,nLt,nDLt,quote(sample) FROM sqlite_stat3; } { t1 i1 1 0 0 '(0)' t1 i1 1 1 1 '(1)' t1 i1 1 2 2 '(2)' t1 i1 1 3 3 '(3)' t1 i1 1 4 4 '(4)' } } #------------------------------------------------------------------------- # This is really just to test SQL user function "test_decode". # reset_db do_execsql_test 2.1 { CREATE TABLE t1(a, b, c); INSERT INTO t1(a) VALUES('some text'); INSERT INTO t1(a) VALUES(14); INSERT INTO t1(a) VALUES(NULL); INSERT INTO t1(a) VALUES(22.0); INSERT INTO t1(a) VALUES(x'656667'); CREATE INDEX i1 ON t1(a, b, c); ANALYZE; SELECT quote(sample) FROM sqlite_stat3; } { NULL 14 22.0 {'some text'} X'656667' } #------------------------------------------------------------------------- # reset_db do_execsql_test 3.1 { CREATE TABLE t2(a, b); CREATE INDEX i2 ON t2(a, b); BEGIN; } do_test 3.2 { for {set i 0} {$i < 1000} {incr i} { set a [expr $i / 10] set b [expr int(rand() * 15.0)] execsql { INSERT INTO t2 VALUES($a, $b) } } execsql COMMIT } {} db func lindex lindex # Each value of "a" occurs exactly 10 times in the table. # do_execsql_test 3.3.1 { SELECT count(*) FROM t2 GROUP BY a; } [lrange [string repeat "10 " 100] 0 99] # The first element in the "nEq" list of all samples should therefore be 10. # do_execsql_test 3.3.2 { ANALYZE; SELECT nEq FROM sqlite_stat3; } [lrange [string repeat "10 " 100] 0 23] #------------------------------------------------------------------------- # do_execsql_test 3.4 { DROP TABLE IF EXISTS t1; CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c); INSERT INTO t1 VALUES(1, 1, 'one-a'); INSERT INTO t1 VALUES(11, 1, 'one-b'); INSERT INTO t1 VALUES(21, 1, 'one-c'); INSERT INTO t1 VALUES(31, 1, 'one-d'); INSERT INTO t1 VALUES(41, 1, 'one-e'); INSERT INTO t1 VALUES(51, 1, 'one-f'); INSERT INTO t1 VALUES(61, 1, 'one-g'); INSERT INTO t1 VALUES(71, 1, 'one-h'); INSERT INTO t1 VALUES(81, 1, 'one-i'); INSERT INTO t1 VALUES(91, 1, 'one-j'); INSERT INTO t1 SELECT a+1,2,'two' || substr(c,4) FROM t1; INSERT INTO t1 SELECT a+2,3,'three'||substr(c,4) FROM t1 WHERE c GLOB 'one-*'; INSERT INTO t1 SELECT a+3,4,'four'||substr(c,4) FROM t1 WHERE c GLOB 'one-*'; INSERT INTO t1 SELECT a+4,5,'five'||substr(c,4) FROM t1 WHERE c GLOB 'one-*'; INSERT INTO t1 SELECT a+5,6,'six'||substr(c,4) FROM t1 WHERE c GLOB 'one-*'; CREATE INDEX t1b ON t1(b); ANALYZE; SELECT c FROM t1 WHERE b=3 AND a BETWEEN 30 AND 60; } {three-d three-e three-f} #------------------------------------------------------------------------- # These tests verify that the sample selection for stat3 appears to be # working as designed. # reset_db db func lindex lindex db func lrange lrange do_execsql_test 4.0 { DROP TABLE IF EXISTS t1; CREATE TABLE t1(a, b, c); CREATE INDEX i1 ON t1(c, b, a); } proc insert_filler_rows_n {iStart args} { set A(-ncopy) 1 set A(-nval) 1 foreach {k v} $args { if {[info exists A($k)]==0} { error "no such option: $k" } set A($k) $v } if {[llength $args] % 2} { error "option requires an argument: [lindex $args end]" } for {set i 0} {$i < $A(-nval)} {incr i} { set iVal [expr $iStart+$i] for {set j 0} {$j < $A(-ncopy)} {incr j} { execsql { INSERT INTO t1 VALUES($iVal, $iVal, $iVal) } } } } do_test 4.1 { execsql { BEGIN } insert_filler_rows_n 0 -ncopy 10 -nval 19 insert_filler_rows_n 20 -ncopy 1 -nval 100 execsql { INSERT INTO t1(c, b, a) VALUES(200, 1, 'a'); INSERT INTO t1(c, b, a) VALUES(200, 1, 'b'); INSERT INTO t1(c, b, a) VALUES(200, 1, 'c'); INSERT INTO t1(c, b, a) VALUES(200, 2, 'e'); INSERT INTO t1(c, b, a) VALUES(200, 2, 'f'); INSERT INTO t1(c, b, a) VALUES(201, 3, 'g'); INSERT INTO t1(c, b, a) VALUES(201, 4, 'h'); ANALYZE; SELECT count(*) FROM sqlite_stat3; SELECT count(*) FROM t1; } } {24 297} do_execsql_test 4.2 { SELECT neq, nlt, ndlt, sample FROM sqlite_stat3 ORDER BY rowid LIMIT 16; } { 10 0 0 0 10 10 1 1 10 20 2 2 10 30 3 3 10 40 4 4 10 50 5 5 10 60 6 6 10 70 7 7 10 80 8 8 10 90 9 9 10 100 10 10 10 110 11 11 10 120 12 12 10 130 13 13 10 140 14 14 10 150 15 15 } do_execsql_test 4.3 { SELECT neq, nlt, ndlt, sample FROM sqlite_stat3 ORDER BY rowid DESC LIMIT 2; } { 2 295 120 201 5 290 119 200 } do_execsql_test 4.4 { SELECT count(DISTINCT c) FROM t1 WHERE c<201 } 120 do_execsql_test 4.5 { SELECT count(DISTINCT c) FROM t1 WHERE c<200 } 119 reset_db do_test 4.7 { execsql { BEGIN; CREATE TABLE t1(o,t INTEGER PRIMARY KEY); CREATE INDEX i1 ON t1(o); } for {set i 0} {$i<10000} {incr i [expr (($i<1000)?1:10)]} { execsql { INSERT INTO t1 VALUES('x', $i) } } execsql { COMMIT; ANALYZE; SELECT count(*) FROM sqlite_stat3; } } {1} do_execsql_test 4.8 { SELECT sample FROM sqlite_stat3; } {x} #------------------------------------------------------------------------- # The following would cause a crash at one point. # reset_db do_execsql_test 5.1 { PRAGMA encoding = 'utf-16'; CREATE TABLE t0(v); ANALYZE; } #------------------------------------------------------------------------- # This was also crashing (corrupt sqlite_stat3 table). # reset_db do_execsql_test 6.1 { CREATE TABLE t1(a, b); CREATE INDEX i1 ON t1(a); CREATE INDEX i2 ON t1(b); INSERT INTO t1 VALUES(1, 1); INSERT INTO t1 VALUES(2, 2); INSERT INTO t1 VALUES(3, 3); INSERT INTO t1 VALUES(4, 4); INSERT INTO t1 VALUES(5, 5); ANALYZE; PRAGMA writable_schema = 1; CREATE TEMP TABLE x1 AS SELECT tbl,idx,neq,nlt,ndlt,sample FROM sqlite_stat3 ORDER BY (rowid%5), rowid; DELETE FROM sqlite_stat3; INSERT INTO sqlite_stat3 SELECT * FROM x1; PRAGMA writable_schema = 0; ANALYZE sqlite_master; } do_execsql_test 6.2 { SELECT * FROM t1 WHERE a = 'abc'; } #------------------------------------------------------------------------- # The following tests experiment with adding corrupted records to the # 'sample' column of the sqlite_stat3 table. # reset_db sqlite3_db_config_lookaside db 0 0 0 do_execsql_test 7.1 { CREATE TABLE t1(a, b); CREATE INDEX i1 ON t1(a, b); INSERT INTO t1 VALUES(1, 1); INSERT INTO t1 VALUES(2, 2); INSERT INTO t1 VALUES(3, 3); INSERT INTO t1 VALUES(4, 4); INSERT INTO t1 VALUES(5, 5); ANALYZE; UPDATE sqlite_stat3 SET sample = X'' WHERE rowid = 1; ANALYZE sqlite_master; } do_execsql_test 7.2 { UPDATE sqlite_stat3 SET sample = X'FFFF'; ANALYZE sqlite_master; SELECT * FROM t1 WHERE a = 1; } {1 1} do_execsql_test 7.3 { ANALYZE; UPDATE sqlite_stat3 SET neq = '0 0 0'; ANALYZE sqlite_master; SELECT * FROM t1 WHERE a = 1; } {1 1} do_execsql_test 7.4 { ANALYZE; UPDATE sqlite_stat3 SET ndlt = '0 0 0'; ANALYZE sqlite_master; SELECT * FROM t1 WHERE a = 3; } {3 3} do_execsql_test 7.5 { ANALYZE; UPDATE sqlite_stat3 SET nlt = '0 0 0'; ANALYZE sqlite_master; SELECT * FROM t1 WHERE a = 5; } {5 5} #------------------------------------------------------------------------- # reset_db do_execsql_test 8.1 { CREATE TABLE t1(x TEXT); CREATE INDEX i1 ON t1(x); INSERT INTO t1 VALUES('1'); INSERT INTO t1 VALUES('2'); INSERT INTO t1 VALUES('3'); INSERT INTO t1 VALUES('4'); ANALYZE; } do_execsql_test 8.2 { SELECT * FROM t1 WHERE x = 3; } {3} #------------------------------------------------------------------------- # reset_db do_execsql_test 9.1 { CREATE TABLE t1(a, b, c, d, e); CREATE INDEX i1 ON t1(a, b, c, d); CREATE INDEX i2 ON t1(e); } do_test 9.2 { execsql BEGIN; for {set i 0} {$i < 100} {incr i} { execsql "INSERT INTO t1 VALUES('x', 'y', 'z', $i, [expr $i/2])" } for {set i 0} {$i < 20} {incr i} { execsql "INSERT INTO t1 VALUES('x', 'y', 'z', 101, $i)" } for {set i 102} {$i < 200} {incr i} { execsql "INSERT INTO t1 VALUES('x', 'y', 'z', $i, [expr $i/2])" } execsql COMMIT execsql ANALYZE } {} do_eqp_test 9.3.1 { SELECT * FROM t1 WHERE a='x' AND b='y' AND c='z' AND d=101 AND e=5; } {/t1 USING INDEX i1/} do_eqp_test 9.3.2 { SELECT * FROM t1 WHERE a='x' AND b='y' AND c='z' AND d=99 AND e=5; } {/t1 USING INDEX i1/} set value_d [expr 101] do_eqp_test 9.4.1 { SELECT * FROM t1 WHERE a='x' AND b='y' AND c='z' AND d=$value_d AND e=5 } {/t1 USING INDEX i1/} set value_d [expr 99] do_eqp_test 9.4.2 { SELECT * FROM t1 WHERE a='x' AND b='y' AND c='z' AND d=$value_d AND e=5 } {/t1 USING INDEX i1/} #------------------------------------------------------------------------- # Check that the planner takes stat3 data into account when considering # "IS NULL" and "IS NOT NULL" constraints. # do_execsql_test 10.1.1 { DROP TABLE IF EXISTS t3; CREATE TABLE t3(a, b); CREATE INDEX t3a ON t3(a); CREATE INDEX t3b ON t3(b); } do_test 10.1.2 { for {set i 1} {$i < 100} {incr i} { if {$i>90} { set a $i } else { set a NULL } set b [expr $i % 5] execsql "INSERT INTO t3 VALUES($a, $b)" } execsql ANALYZE } {} do_eqp_test 10.1.3 { SELECT * FROM t3 WHERE a IS NULL AND b = 2 } {/t3 USING INDEX t3b/} do_eqp_test 10.1.4 { SELECT * FROM t3 WHERE a IS NOT NULL AND b = 2 } {/t3 USING INDEX t3a/} #------------------------------------------------------------------------- # Check that stat3 data is used correctly with non-default collation # sequences. # foreach {tn schema} { 1 { CREATE TABLE t4(a COLLATE nocase, b); CREATE INDEX t4a ON t4(a); CREATE INDEX t4b ON t4(b); } 2 { CREATE TABLE t4(a, b); CREATE INDEX t4a ON t4(a COLLATE nocase); CREATE INDEX t4b ON t4(b); } } { drop_all_tables do_test 11.$tn.1 { execsql $schema } {} do_test 11.$tn.2 { for {set i 0} {$i < 100} {incr i} { if { ($i % 10)==0 } { set a ABC } else { set a DEF } set b [expr $i % 5] execsql { INSERT INTO t4 VALUES($a, $b) } } execsql ANALYZE } {} do_eqp_test 11.$tn.3 { SELECT * FROM t4 WHERE a = 'def' AND b = 3; } {/t4 USING INDEX t4b/} if {$tn==1} { set sql "SELECT * FROM t4 WHERE a = 'abc' AND b = 3;" do_eqp_test 11.$tn.4 $sql {/t4 USING INDEX t4a/} } else { set sql "SELECT * FROM t4 WHERE a = 'abc' COLLATE nocase AND b = 3;" do_eqp_test 11.$tn.5 $sql {/t4 USING INDEX t4a/} set sql "SELECT * FROM t4 WHERE a COLLATE nocase = 'abc' AND b = 3;" do_eqp_test 11.$tn.6 $sql {/t4 USING INDEX t4a/} } } #------------------------------------------------------------------------- # Test that nothing untoward happens if the stat3 table contains entries # for indexes that do not exist. Or NULL values in the idx column. # Or NULL values in any of the other columns. # drop_all_tables do_execsql_test 15.1 { CREATE TABLE x1(a, b, UNIQUE(a, b)); INSERT INTO x1 VALUES(1, 2); INSERT INTO x1 VALUES(3, 4); INSERT INTO x1 VALUES(5, 6); ANALYZE; INSERT INTO sqlite_stat3 VALUES(NULL, NULL, NULL, NULL, NULL, NULL); } db close sqlite3 db test.db do_execsql_test 15.2 { SELECT * FROM x1 } {1 2 3 4 5 6} do_execsql_test 15.3 { INSERT INTO sqlite_stat3 VALUES(42, 42, 42, 42, 42, 42); } db close sqlite3 db test.db do_execsql_test 15.4 { SELECT * FROM x1 } {1 2 3 4 5 6} do_execsql_test 15.5 { UPDATE sqlite_stat1 SET stat = NULL; } db close sqlite3 db test.db do_execsql_test 15.6 { SELECT * FROM x1 } {1 2 3 4 5 6} do_execsql_test 15.7 { ANALYZE; UPDATE sqlite_stat1 SET tbl = 'no such tbl'; } db close sqlite3 db test.db do_execsql_test 15.8 { SELECT * FROM x1 } {1 2 3 4 5 6} do_execsql_test 15.9 { ANALYZE; UPDATE sqlite_stat3 SET neq = NULL, nlt=NULL, ndlt=NULL; } db close sqlite3 db test.db do_execsql_test 15.10 { SELECT * FROM x1 } {1 2 3 4 5 6} # This is just for coverage.... do_execsql_test 15.11 { ANALYZE; UPDATE sqlite_stat1 SET stat = stat || ' unordered'; } db close sqlite3 db test.db do_execsql_test 15.12 { SELECT * FROM x1 } {1 2 3 4 5 6} #------------------------------------------------------------------------- # Test that allocations used for sqlite_stat3 samples are included in # the quantity returned by SQLITE_DBSTATUS_SCHEMA_USED. # set one [string repeat x 1000] set two [string repeat x 2000] do_test 16.1 { reset_db execsql { CREATE TABLE t1(a, UNIQUE(a)); INSERT INTO t1 VALUES($one); ANALYZE; } set nByte [lindex [sqlite3_db_status db SCHEMA_USED 0] 1] reset_db execsql { CREATE TABLE t1(a, UNIQUE(a)); INSERT INTO t1 VALUES($two); ANALYZE; } set nByte2 [lindex [sqlite3_db_status db SCHEMA_USED 0] 1] expr {$nByte2 > $nByte+950 && $nByte2 < $nByte+1050} } {1} #------------------------------------------------------------------------- # Test that stat3 data may be used with partial indexes. # do_test 17.1 { reset_db execsql { CREATE TABLE t1(a, b, c, d); CREATE INDEX i1 ON t1(a, b) WHERE d IS NOT NULL; INSERT INTO t1 VALUES(-1, -1, -1, NULL); INSERT INTO t1 SELECT 2*a,2*b,2*c,d FROM t1; INSERT INTO t1 SELECT 2*a,2*b,2*c,d FROM t1; INSERT INTO t1 SELECT 2*a,2*b,2*c,d FROM t1; INSERT INTO t1 SELECT 2*a,2*b,2*c,d FROM t1; INSERT INTO t1 SELECT 2*a,2*b,2*c,d FROM t1; INSERT INTO t1 SELECT 2*a,2*b,2*c,d FROM t1; } for {set i 0} {$i < 32} {incr i} { execsql { INSERT INTO t1 VALUES($i%2, $b, $i/2, 'abc') } } execsql {ANALYZE main.t1} } {} do_catchsql_test 17.1.2 { ANALYZE temp.t1; } {1 {no such table: temp.t1}} do_eqp_test 17.2 { SELECT * FROM t1 WHERE d IS NOT NULL AND a=0; } {/USING INDEX i1/} do_eqp_test 17.3 { SELECT * FROM t1 WHERE d IS NOT NULL AND a=0; } {/USING INDEX i1/} do_execsql_test 17.4 { CREATE INDEX i2 ON t1(c) WHERE d IS NOT NULL; ANALYZE main.i2; } do_eqp_test 17.5 { SELECT * FROM t1 WHERE d IS NOT NULL AND a=0; } {/USING INDEX i1/} do_eqp_test 17.6 { SELECT * FROM t1 WHERE d IS NOT NULL AND a=0 AND b=0 AND c=10; } {/USING INDEX i2/} #------------------------------------------------------------------------- # do_test 18.1 { reset_db execsql { CREATE TABLE t1(a, b); CREATE INDEX i1 ON t1(a, b); } for {set i 0} {$i < 9} {incr i} { execsql { INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); INSERT INTO t1 VALUES($i, 0); } } execsql ANALYZE execsql { SELECT count(*) FROM sqlite_stat3 } } {9} #------------------------------------------------------------------------- # For coverage. # ifcapable view { do_test 19.1 { reset_db execsql { CREATE TABLE t1(x, y); CREATE INDEX i1 ON t1(x, y); CREATE VIEW v1 AS SELECT * FROM t1; ANALYZE; } } {} } ifcapable auth { proc authproc {op args} { if {$op == "SQLITE_ANALYZE"} { return "SQLITE_DENY" } return "SQLITE_OK" } do_test 19.2 { reset_db db auth authproc execsql { CREATE TABLE t1(x, y); CREATE VIEW v1 AS SELECT * FROM t1; } catchsql ANALYZE } {1 {not authorized}} } #------------------------------------------------------------------------- # reset_db proc r {args} { expr rand() } db func r r db func lrange lrange do_test 20.1 { execsql { CREATE TABLE t1(a,b,c,d); CREATE INDEX i1 ON t1(a,b,c,d); } for {set i 0} {$i < 16} {incr i} { execsql { INSERT INTO t1 VALUES($i, r(), r(), r()); INSERT INTO t1 VALUES($i, $i, r(), r()); INSERT INTO t1 VALUES($i, $i, $i, r()); INSERT INTO t1 VALUES($i, $i, $i, $i); INSERT INTO t1 VALUES($i, $i, $i, $i); INSERT INTO t1 VALUES($i, $i, $i, r()); INSERT INTO t1 VALUES($i, $i, r(), r()); INSERT INTO t1 VALUES($i, r(), r(), r()); } } } {} do_execsql_test 20.2 { ANALYZE } for {set i 0} {$i<16} {incr i} { set val $i do_execsql_test 20.3.$i { SELECT count(*) FROM sqlite_stat3 WHERE sample=$val } {1} } finish_test |
Added test/fkey7.test.
> > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 | # 2001 September 15 # # The author disclaims copyright to this source code. In place of # a legal notice, here is a blessing: # # May you do good and not evil. # May you find forgiveness for yourself and forgive others. # May you share freely, never taking more than you give. # #*********************************************************************** # This file implements regression tests for SQLite library. # # This file implements tests for foreign keys. # set testdir [file dirname $argv0] source $testdir/tester.tcl set testprefix fkey7 ifcapable {!foreignkey} { finish_test return } do_execsql_test 1.1 { PRAGMA foreign_keys = 1; CREATE TABLE s1(a PRIMARY KEY, b); CREATE TABLE par(a, b REFERENCES s1, c UNIQUE, PRIMARY KEY(a)); CREATE TABLE c1(a, b REFERENCES par); CREATE TABLE c2(a, b REFERENCES par); CREATE TABLE c3(a, b REFERENCES par(c)); } proc auth {op tbl args} { if {$op == "SQLITE_READ"} { set ::tbls($tbl) 1 } return "SQLITE_OK" } db auth auth db cache size 0 proc do_tblsread_test {tn sql tbllist} { array unset ::tbls uplevel [list execsql $sql] uplevel [list do_test $tn {lsort [array names ::tbls]} $tbllist] } do_tblsread_test 1.2 { UPDATE par SET b=? WHERE a=? } {par s1} do_tblsread_test 1.3 { UPDATE par SET a=? WHERE b=? } {c1 c2 par} do_tblsread_test 1.4 { UPDATE par SET c=? WHERE b=? } {c3 par} do_tblsread_test 1.5 { UPDATE par SET a=?,b=?,c=? WHERE b=? } {c1 c2 c3 par s1} finish_test |
Changes to test/mallocA.test.
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92 93 94 95 96 97 98 99 100 101 102 103 104 105 | } -test { faultsim_test_result [list 0 2] } do_faultsim_test 6.2 -faults oom* -body { execsql { SELECT rowid FROM t1 WHERE a='abc' AND b<'y' } } -test { faultsim_test_result [list 0 {1 2}] } # Ensure that no file descriptors were leaked. do_test malloc-99.X { catch {db close} set sqlite_open_file_count } {0} | > > > > > > > > > > > > > > > > > > | 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 | } -test { faultsim_test_result [list 0 2] } do_faultsim_test 6.2 -faults oom* -body { execsql { SELECT rowid FROM t1 WHERE a='abc' AND b<'y' } } -test { faultsim_test_result [list 0 {1 2}] } ifcapable stat3 { do_test 6.3-prep { execsql { PRAGMA writable_schema = 1; CREATE TABLE sqlite_stat4 AS SELECT tbl, idx, neq, nlt, ndlt, sqlite_record(sample) AS sample FROM sqlite_stat3; } } {} do_faultsim_test 6.3 -faults oom* -body { execsql { ANALYZE sqlite_master; SELECT rowid FROM t1 WHERE a='abc' AND b<'y'; } } -test { faultsim_test_result [list 0 {1 2}] } } # Ensure that no file descriptors were leaked. do_test malloc-99.X { catch {db close} set sqlite_open_file_count } {0} |
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Changes to test/permutations.test.
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307 308 309 310 311 312 313 314 315 316 317 318 319 320 | test_suite "coverage-pager" -description { Coverage tests for file pager.c. } -files { pager1.test pager2.test pagerfault.test pagerfault2.test walfault.test walbak.test journal2.test tkt-9d68c883.test } lappend ::testsuitelist xxx #------------------------------------------------------------------------- # Define the permutation test suites: # # Run some tests using pre-allocated page and scratch blocks. | > > > > > > > > | 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 | test_suite "coverage-pager" -description { Coverage tests for file pager.c. } -files { pager1.test pager2.test pagerfault.test pagerfault2.test walfault.test walbak.test journal2.test tkt-9d68c883.test } test_suite "coverage-analyze" -description { Coverage tests for file analyze.c. } -files { analyze3.test analyze4.test analyze5.test analyze6.test analyze7.test analyze8.test analyze9.test analyzeA.test analyze.test analyzeB.test mallocA.test } lappend ::testsuitelist xxx #------------------------------------------------------------------------- # Define the permutation test suites: # # Run some tests using pre-allocated page and scratch blocks. |
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497 498 499 500 501 502 503 | test_suite "utf16" -description { Run tests using UTF-16 databases } -presql { pragma encoding = 'UTF-16' } -files { alter.test alter3.test analyze.test analyze3.test analyze4.test analyze5.test analyze6.test | | | 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 | test_suite "utf16" -description { Run tests using UTF-16 databases } -presql { pragma encoding = 'UTF-16' } -files { alter.test alter3.test analyze.test analyze3.test analyze4.test analyze5.test analyze6.test analyze7.test analyze8.test analyze9.test analyzeA.test analyzeB.test auth.test bind.test blob.test capi2.test capi3.test collate1.test collate2.test collate3.test collate4.test collate5.test collate6.test conflict.test date.test delete.test expr.test fkey1.test func.test hook.test index.test insert2.test insert.test interrupt.test in.test intpkey.test ioerr.test join2.test join.test lastinsert.test laststmtchanges.test limit.test lock2.test lock.test main.test memdb.test minmax.test misc1.test misc2.test misc3.test notnull.test |
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Changes to test/shell1.test.
︙ | ︙ | |||
718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 | catchcmd {test.db} {.print "this\nis\ta\\test" 'this\nis\ta\\test'} } [list 0 "this\nis\ta\\test this\\nis\\ta\\\\test"] # Test the output of the ".dump" command # do_test shell1-4.1 { db eval { CREATE TABLE t1(x); INSERT INTO t1 VALUES(null), (''), (1), (2.25), ('hello'), (x'807f'); } catchcmd test.db {.dump} } {0 {PRAGMA foreign_keys=OFF; BEGIN TRANSACTION; CREATE TABLE t1(x); | > > > > | 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 | catchcmd {test.db} {.print "this\nis\ta\\test" 'this\nis\ta\\test'} } [list 0 "this\nis\ta\\test this\\nis\\ta\\\\test"] # Test the output of the ".dump" command # do_test shell1-4.1 { db close forcedelete test.db sqlite3 db test.db db eval { PRAGMA encoding=UTF16; CREATE TABLE t1(x); INSERT INTO t1 VALUES(null), (''), (1), (2.25), ('hello'), (x'807f'); } catchcmd test.db {.dump} } {0 {PRAGMA foreign_keys=OFF; BEGIN TRANSACTION; CREATE TABLE t1(x); |
︙ | ︙ | |||
748 749 750 751 752 753 754 755 756 757 758 759 760 761 | INSERT INTO t1 VALUES(2.25); INSERT INTO t1 VALUES('hello'); INSERT INTO t1 VALUES(X'807f');}} # Test the output of ".mode tcl" # do_test shell1-4.3 { catchcmd test.db ".mode tcl\nselect * from t1;" } {0 {"" "" "1" "2.25" "hello" "\200\177"}} | > > > > > > > > | 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 | INSERT INTO t1 VALUES(2.25); INSERT INTO t1 VALUES('hello'); INSERT INTO t1 VALUES(X'807f');}} # Test the output of ".mode tcl" # do_test shell1-4.3 { db close forcedelete test.db sqlite3 db test.db db eval { PRAGMA encoding=UTF8; CREATE TABLE t1(x); INSERT INTO t1 VALUES(null), (''), (1), (2.25), ('hello'), (x'807f'); } catchcmd test.db ".mode tcl\nselect * from t1;" } {0 {"" "" "1" "2.25" "hello" "\200\177"}} |
︙ | ︙ |
Changes to test/where.test.
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1299 1300 1301 1302 1303 1304 1305 1306 1307 | do_test where-17.5 { execsql { CREATE TABLE tother(a, b); INSERT INTO tother VALUES(1, 3.7); SELECT id, a FROM tbooking, tother WHERE id>a; } } {42 1 43 1} finish_test | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 | do_test where-17.5 { execsql { CREATE TABLE tother(a, b); INSERT INTO tother VALUES(1, 3.7); SELECT id, a FROM tbooking, tother WHERE id>a; } } {42 1 43 1} # Ticket [be84e357c035d068135f20bcfe82761bbf95006b] 2013-09-03 # Segfault during query involving LEFT JOIN column in the ORDER BY clause. # do_execsql_test where-18.1 { CREATE TABLE t181(a); CREATE TABLE t182(b,c); INSERT INTO t181 VALUES(1); SELECT DISTINCT a FROM t181 LEFT JOIN t182 ON a=b ORDER BY c IS NULL; } {1} do_execsql_test where-18.2 { SELECT DISTINCT a FROM t181 LEFT JOIN t182 ON a=b ORDER BY +c; } {1} do_execsql_test where-18.3 { SELECT DISTINCT a FROM t181 LEFT JOIN t182 ON a=b ORDER BY c; } {1} do_execsql_test where-18.4 { INSERT INTO t181 VALUES(1),(1),(1),(1); SELECT DISTINCT a FROM t181 LEFT JOIN t182 ON a=b ORDER BY +c; } {1} do_execsql_test where-18.5 { INSERT INTO t181 VALUES(2); SELECT DISTINCT a FROM t181 LEFT JOIN t182 ON a=b ORDER BY c IS NULL, +a; } {1 2} do_execsql_test where-18.6 { INSERT INTO t181 VALUES(2); SELECT DISTINCT a FROM t181 LEFT JOIN t182 ON a=b ORDER BY +a, +c IS NULL; } {1 2} finish_test |