Index: src/select.c ================================================================== --- src/select.c +++ src/select.c @@ -3639,10 +3639,17 @@ /* Finially, delete what is left of the subquery and return ** success. */ sqlite3SelectDelete(db, pSub1); + +#if SELECTTRACE_ENABLED + if( sqlite3SelectTrace & 0x100 ){ + sqlite3DebugPrintf("After flattening:\n"); + sqlite3TreeViewSelect(0, p, 0); + } +#endif return 1; } #endif /* !defined(SQLITE_OMIT_SUBQUERY) || !defined(SQLITE_OMIT_VIEW) */ @@ -4647,11 +4654,14 @@ } if( sqlite3AuthCheck(pParse, SQLITE_SELECT, 0, 0, 0) ) return 1; memset(&sAggInfo, 0, sizeof(sAggInfo)); #if SELECTTRACE_ENABLED pParse->nSelectIndent++; - SELECTTRACE(1,pParse,p, ("begin processing\n")); + SELECTTRACE(1,pParse,p, ("begin processing:\n")); + if( sqlite3SelectTrace & 0x100 ){ + sqlite3TreeViewSelect(0, p, 0); + } #endif assert( p->pOrderBy==0 || pDest->eDest!=SRT_DistFifo ); assert( p->pOrderBy==0 || pDest->eDest!=SRT_Fifo ); assert( p->pOrderBy==0 || pDest->eDest!=SRT_DistQueue ); Index: src/where.c ================================================================== --- src/where.c +++ src/where.c @@ -3753,10 +3753,27 @@ } } return pLevel->notReady; } + +#ifdef WHERETRACE_ENABLED +/* +** Print the content of a WhereTerm object +*/ +static void whereTermPrint(WhereTerm *pTerm, int iTerm){ + char zType[4]; + memcpy(zType, "...", 4); + if( pTerm->wtFlags & TERM_VIRTUAL ) zType[0] = 'V'; + if( pTerm->eOperator & WO_EQUIV ) zType[1] = 'E'; + if( ExprHasProperty(pTerm->pExpr, EP_FromJoin) ) zType[2] = 'L'; + sqlite3DebugPrintf("TERM-%-3d %p %s cursor=%-3d prob=%-3d op=0x%03x\n", iTerm, + pTerm, zType, pTerm->leftCursor, pTerm->truthProb, + pTerm->eOperator); + sqlite3TreeViewExpr(0, pTerm->pExpr, 0); +} +#endif #ifdef WHERETRACE_ENABLED /* ** Print a WhereLoop object for debugging purposes */ @@ -3796,10 +3813,18 @@ sqlite3DebugPrintf(" f %05x %d-%d", p->wsFlags, p->nLTerm,p->u.btree.nSkip); }else{ sqlite3DebugPrintf(" f %05x N %d", p->wsFlags, p->nLTerm); } sqlite3DebugPrintf(" cost %d,%d,%d\n", p->rSetup, p->rRun, p->nOut); + if( p->nLTerm && (sqlite3WhereTrace & 0x100)!=0 ){ + int i; + for(i=0; inLTerm; i++){ + WhereTerm *pTerm = p->aLTerm[i]; + if( pTerm==0 ) continue; + whereTermPrint(pTerm, i); + } + } } #endif /* ** Convert bulk memory into a valid WhereLoop that can be passed @@ -6128,10 +6153,20 @@ } } /* Construct the WhereLoop objects */ WHERETRACE(0xffff,("*** Optimizer Start ***\n")); +#if defined(WHERETRACE_ENABLED) + /* Display all terms of the WHERE clause */ + if( sqlite3WhereTrace & 0x100 ){ + int i; + for(i=0; inTerm; i++){ + whereTermPrint(&sWLB.pWC->a[i], i); + } + } +#endif + if( nTabList!=1 || whereShortCut(&sWLB)==0 ){ rc = whereLoopAddAll(&sWLB); if( rc ) goto whereBeginError; /* Display all of the WhereLoop objects if wheretrace is enabled */