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Overview
Comment:Update this project to version 3.32.1.
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: 3a4d177a309cbdb924ab59246084a4e192b9b9b7
User & Date: dan 2020-05-25 16:33:49
Context
2020-06-04
14:04
Update this project to version 3.32.2. (check-in: 6a1b0f72e7 user: dan tags: trunk)
2020-05-25
16:33
Update this project to version 3.32.1. (check-in: 3a4d177a30 user: dan tags: trunk)
2020-05-22
19:27
Upgrade this project to version 3.32.0. (check-in: c2d1bce338 user: dan tags: trunk)
Changes
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/******************************************************************************
** This file is an amalgamation of many separate C source files from SQLite
** version 3.32.0.  By combining all the individual C code files into this
** single large file, the entire code can be compiled as a single translation
** unit.  This allows many compilers to do optimizations that would not be
** possible if the files were compiled separately.  Performance improvements
** of 5% or more are commonly seen when SQLite is compiled as a single
** translation unit.
**
** This file is all you need to compile SQLite.  To use SQLite in other
................................................................................
** been edited in any way since it was last checked in, then the last
** four hexadecimal digits of the hash may be modified.
**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.32.0"
#define SQLITE_VERSION_NUMBER 3032000
#define SQLITE_SOURCE_ID      "2020-05-22 17:46:16 5998789c9c744bce92e4cff7636bba800a75574243d6977e1fc8281e360f8d5a"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros
................................................................................
};

/*
** An instance of this structure contains information needed to generate
** code for a SELECT that contains aggregate functions.
**
** If Expr.op==TK_AGG_COLUMN or TK_AGG_FUNCTION then Expr.pAggInfo is a
** pointer to this structure.  The Expr.iColumn field is the index in
** AggInfo.aCol[] or AggInfo.aFunc[] of information needed to generate
** code for that node.
**
** AggInfo.pGroupBy and AggInfo.aFunc.pExpr point to fields within the
** original Select structure that describes the SELECT statement.  These
** fields do not need to be freed when deallocating the AggInfo structure.
*/
................................................................................
SQLITE_PRIVATE int sqlite3WalkExprList(Walker*, ExprList*);
SQLITE_PRIVATE int sqlite3WalkSelect(Walker*, Select*);
SQLITE_PRIVATE int sqlite3WalkSelectExpr(Walker*, Select*);
SQLITE_PRIVATE int sqlite3WalkSelectFrom(Walker*, Select*);
SQLITE_PRIVATE int sqlite3ExprWalkNoop(Walker*, Expr*);
SQLITE_PRIVATE int sqlite3SelectWalkNoop(Walker*, Select*);
SQLITE_PRIVATE int sqlite3SelectWalkFail(Walker*, Select*);



#ifdef SQLITE_DEBUG
SQLITE_PRIVATE void sqlite3SelectWalkAssert2(Walker*, Select*);
#endif

/*
** Return code from the parse-tree walking primitives and their
** callbacks.
................................................................................
** SQLITE_PRINT_BUF_SIZE to be something smaller, if desired.
*/
#ifndef SQLITE_PRINT_BUF_SIZE
# define SQLITE_PRINT_BUF_SIZE 70
#endif
#define etBUFSIZE SQLITE_PRINT_BUF_SIZE  /* Size of the output buffer */








/*
** Render a string given by "fmt" into the StrAccum object.
*/
SQLITE_API void sqlite3_str_vappendf(
  sqlite3_str *pAccum,       /* Accumulate results here */
  const char *fmt,           /* Format string */
  va_list ap                 /* arguments */
................................................................................
    **   width                       The specified field width.  This is
    **                               always non-negative.  Zero is the default.
    **   precision                   The specified precision.  The default
    **                               is -1.
    **   xtype                       The class of the conversion.
    **   infop                       Pointer to the appropriate info struct.
    */


    switch( xtype ){
      case etPOINTER:
        flag_long = sizeof(char*)==sizeof(i64) ? 2 :
                     sizeof(char*)==sizeof(long int) ? 1 : 0;
        /* Fall through into the next case */
      case etORDINAL:
      case etRADIX:      
................................................................................
        }else{
          realvalue = va_arg(ap,double);
        }
#ifdef SQLITE_OMIT_FLOATING_POINT
        length = 0;
#else
        if( precision<0 ) precision = 6;         /* Set default precision */





        if( realvalue<0.0 ){
          realvalue = -realvalue;
          prefix = '-';
        }else{
          prefix = flag_prefix;
        }
        if( xtype==etGENERIC && precision>0 ) precision--;
................................................................................
        if( bArgList ){
          escarg = getTextArg(pArgList);
        }else{
          escarg = va_arg(ap,char*);
        }
        isnull = escarg==0;
        if( isnull ) escarg = (xtype==etSQLESCAPE2 ? "NULL" : "(NULL)");
        /* For %q, %Q, and %w, the precision is the number of byte (or
        ** characters if the ! flags is present) to use from the input.
        ** Because of the extra quoting characters inserted, the number
        ** of output characters may be larger than the precision.
        */
        k = precision;
        for(i=n=0; k!=0 && (ch=escarg[i])!=0; i++, k--){
          if( ch==q )  n++;
................................................................................
#ifndef SQLITE_OMIT_WINDOWFUNC
        pWin = ExprHasProperty(pExpr, EP_WinFunc) ? pExpr->y.pWin : 0;
#else
        pWin = 0;
#endif 
      }
      if( pExpr->op==TK_AGG_FUNCTION ){
        sqlite3TreeViewLine(pView, "AGG_FUNCTION%d %Q%s",
                             pExpr->op2, pExpr->u.zToken, zFlgs);

      }else if( pExpr->op2!=0 ){
        const char *zOp2;
        char zBuf[8];
        sqlite3_snprintf(sizeof(zBuf),zBuf,"0x%02x",pExpr->op2);
        zOp2 = zBuf;
        if( pExpr->op2==NC_IsCheck ) zOp2 = "NC_IsCheck";
        if( pExpr->op2==NC_IdxExpr ) zOp2 = "NC_IdxExpr";
................................................................................
** transaction, then *pChanged is set to 1 before returning.  The
** Pager layer will use this to know that its cache is stale and
** needs to be flushed.
*/
SQLITE_PRIVATE int sqlite3WalBeginReadTransaction(Wal *pWal, int *pChanged){
  int rc;                         /* Return code */
  int cnt = 0;                    /* Number of TryBeginRead attempts */





  assert( pWal->ckptLock==0 );

#ifdef SQLITE_ENABLE_SNAPSHOT
  int bChanged = 0;
  WalIndexHdr *pSnapshot = pWal->pSnapshot;
  if( pSnapshot ){
    if( memcmp(pSnapshot, &pWal->hdr, sizeof(WalIndexHdr))!=0 ){
      bChanged = 1;
    }

    /* It is possible that there is a checkpointer thread running 
    ** concurrent with this code. If this is the case, it may be that the
................................................................................
    if( pWalker->xSelectCallback2 ){
      pWalker->xSelectCallback2(pWalker, p);
    }
    p = p->pPrior;
  }while( p!=0 );
  return WRC_Continue;
}






































/************** End of walker.c **********************************************/
/************** Begin file resolve.c *****************************************/
/*
** 2008 August 18
**
** The author disclaims copyright to this source code.  In place of
................................................................................
** Walk the expression tree pExpr and increase the aggregate function
** depth (the Expr.op2 field) by N on every TK_AGG_FUNCTION node.
** This needs to occur when copying a TK_AGG_FUNCTION node from an
** outer query into an inner subquery.
**
** incrAggFunctionDepth(pExpr,n) is the main routine.  incrAggDepth(..)
** is a helper function - a callback for the tree walker.


*/
static int incrAggDepth(Walker *pWalker, Expr *pExpr){
  if( pExpr->op==TK_AGG_FUNCTION ) pExpr->op2 += pWalker->u.n;
  return WRC_Continue;
}
static void incrAggFunctionDepth(Expr *pExpr, int N){
  if( N>0 ){
................................................................................
  }else{
    assert( !ExprHasVVAProperty(pExpr,EP_Immutable) );
    op = pExpr->op;
  }
  switch( op ){
    case TK_AGG_COLUMN: {
      AggInfo *pAggInfo = pExpr->pAggInfo;



      struct AggInfo_col *pCol = &pAggInfo->aCol[pExpr->iAgg];
      if( !pAggInfo->directMode ){
        assert( pCol->iMem>0 );
        return pCol->iMem;
      }else if( pAggInfo->useSortingIdx ){
        Table *pTab = pCol->pTab;
        sqlite3VdbeAddOp3(v, OP_Column, pAggInfo->sortingIdxPTab,
                              pCol->iSorterColumn, target);
................................................................................
      VdbeCoverageIf(v, op==TK_NOTNULL);
      sqlite3VdbeAddOp2(v, OP_Integer, 0, target);
      sqlite3VdbeJumpHere(v, addr);
      break;
    }
    case TK_AGG_FUNCTION: {
      AggInfo *pInfo = pExpr->pAggInfo;
      if( pInfo==0 ){



        assert( !ExprHasProperty(pExpr, EP_IntValue) );
        sqlite3ErrorMsg(pParse, "misuse of aggregate: %s()", pExpr->u.zToken);
      }else{
        return pInfo->aFunc[pExpr->iAgg].iMem;
      }
      break;
    }
................................................................................
      }else{
        return WRC_Continue;
      }
    }
  }
  return WRC_Continue;
}
static int analyzeAggregatesInSelect(Walker *pWalker, Select *pSelect){
  UNUSED_PARAMETER(pSelect);
  pWalker->walkerDepth++;
  return WRC_Continue;
}
static void analyzeAggregatesInSelectEnd(Walker *pWalker, Select *pSelect){
  UNUSED_PARAMETER(pSelect);
  pWalker->walkerDepth--;
}

/*
** Analyze the pExpr expression looking for aggregate functions and
** for variables that need to be added to AggInfo object that pNC->pAggInfo
** points to.  Additional entries are made on the AggInfo object as
** necessary.
**
** This routine should only be called after the expression has been
** analyzed by sqlite3ResolveExprNames().
*/
SQLITE_PRIVATE void sqlite3ExprAnalyzeAggregates(NameContext *pNC, Expr *pExpr){
  Walker w;
  w.xExprCallback = analyzeAggregate;
  w.xSelectCallback = analyzeAggregatesInSelect;
  w.xSelectCallback2 = analyzeAggregatesInSelectEnd;
  w.walkerDepth = 0;
  w.u.pNC = pNC;
  w.pParse = 0;
  assert( pNC->pSrcList!=0 );
  sqlite3WalkExpr(&w, pExpr);
}

................................................................................
    }else{
      addrUniqueOk = sqlite3VdbeMakeLabel(pParse);
    }
    if( bAffinityDone==0 && (pUpIdx==0 || pUpIdx==pIdx) ){
      sqlite3TableAffinity(v, pTab, regNewData+1);
      bAffinityDone = 1;
    }
    VdbeNoopComment((v, "uniqueness check for %s", pIdx->zName));
    iThisCur = iIdxCur+ix;


    /* Skip partial indices for which the WHERE clause is not true */
    if( pIdx->pPartIdxWhere ){
      sqlite3VdbeAddOp2(v, OP_Null, 0, aRegIdx[ix]);
      pParse->iSelfTab = -(regNewData+1);
................................................................................
    if( (elistFlags & (EP_HasFunc|EP_Subquery))!=0 ){
      p->selFlags |= SF_ComplexResult;
    }
  }
  return WRC_Continue;
}

/*
** No-op routine for the parse-tree walker.
**
** When this routine is the Walker.xExprCallback then expression trees
** are walked without any actions being taken at each node.  Presumably,
** when this routine is used for Walker.xExprCallback then 
** Walker.xSelectCallback is set to do something useful for every 
** subquery in the parser tree.
*/
SQLITE_PRIVATE int sqlite3ExprWalkNoop(Walker *NotUsed, Expr *NotUsed2){
  UNUSED_PARAMETER2(NotUsed, NotUsed2);
  return WRC_Continue;
}

/*
** No-op routine for the parse-tree walker for SELECT statements.
** subquery in the parser tree.
*/
SQLITE_PRIVATE int sqlite3SelectWalkNoop(Walker *NotUsed, Select *NotUsed2){
  UNUSED_PARAMETER2(NotUsed, NotUsed2);
  return WRC_Continue;
}

#if SQLITE_DEBUG
/*
** Always assert.  This xSelectCallback2 implementation proves that the
** xSelectCallback2 is never invoked.
*/
SQLITE_PRIVATE void sqlite3SelectWalkAssert2(Walker *NotUsed, Select *NotUsed2){
  UNUSED_PARAMETER2(NotUsed, NotUsed2);
................................................................................
      sNC.ncFlags &= ~NC_InAggFunc;
    }
    sAggInfo.mxReg = pParse->nMem;
    if( db->mallocFailed ) goto select_end;
#if SELECTTRACE_ENABLED
    if( sqlite3SelectTrace & 0x400 ){
      int ii;
      SELECTTRACE(0x400,pParse,p,("After aggregate analysis:\n"));
      sqlite3TreeViewSelect(0, p, 0);
      for(ii=0; ii<sAggInfo.nColumn; ii++){
        sqlite3DebugPrintf("agg-column[%d] iMem=%d\n",
            ii, sAggInfo.aCol[ii].iMem);
        sqlite3TreeViewExpr(0, sAggInfo.aCol[ii].pExpr, 0);
      }
      for(ii=0; ii<sAggInfo.nFunc; ii++){
................................................................................
      }
      pList = sqlite3ExprListAppend(pParse, pList, pDup);
      if( pList ) pList->a[nInit+i].sortFlags = pAppend->a[i].sortFlags;
    }
  }
  return pList;
}


















/*
** If the SELECT statement passed as the second argument does not invoke
** any SQL window functions, this function is a no-op. Otherwise, it 
** rewrites the SELECT statement so that window function xStep functions
** are invoked in the correct order as described under "SELECT REWRITING"
** at the top of this file.
................................................................................

    pSub = sqlite3SelectNew(
        pParse, pSublist, pSrc, pWhere, pGroupBy, pHaving, pSort, 0, 0
    );
    p->pSrc = sqlite3SrcListAppend(pParse, 0, 0, 0);
    if( p->pSrc ){
      Table *pTab2;

      p->pSrc->a[0].pSelect = pSub;
      sqlite3SrcListAssignCursors(pParse, p->pSrc);
      pSub->selFlags |= SF_Expanded;
      pTab2 = sqlite3ResultSetOfSelect(pParse, pSub, SQLITE_AFF_NONE);
      pSub->selFlags |= (selFlags & SF_Aggregate);
      if( pTab2==0 ){
        /* Might actually be some other kind of error, but in that case
................................................................................
        ** the correct error message regardless. */
        rc = SQLITE_NOMEM;
      }else{
        memcpy(pTab, pTab2, sizeof(Table));
        pTab->tabFlags |= TF_Ephemeral;
        p->pSrc->a[0].pTab = pTab;
        pTab = pTab2;





      }
    }else{
      sqlite3SelectDelete(db, pSub);
    }
    if( db->mallocFailed ) rc = SQLITE_NOMEM;
    sqlite3DbFree(db, pTab);
  }
................................................................................
static void fts5SourceIdFunc(
  sqlite3_context *pCtx,          /* Function call context */
  int nArg,                       /* Number of args */
  sqlite3_value **apUnused        /* Function arguments */
){
  assert( nArg==0 );
  UNUSED_PARAM2(nArg, apUnused);
  sqlite3_result_text(pCtx, "fts5: 2020-05-22 17:46:16 5998789c9c744bce92e4cff7636bba800a75574243d6977e1fc8281e360f8d5a", -1, SQLITE_TRANSIENT);
}

/*
** Return true if zName is the extension on one of the shadow tables used
** by this module.
*/
static int fts5ShadowName(const char *zName){
................................................................................
#endif
  return rc;
}
#endif /* SQLITE_CORE */
#endif /* !defined(SQLITE_CORE) || defined(SQLITE_ENABLE_STMTVTAB) */

/************** End of stmt.c ************************************************/
#if __LINE__!=229552
#undef SQLITE_SOURCE_ID
#define SQLITE_SOURCE_ID      "2020-05-22 17:46:16 5998789c9c744bce92e4cff7636bba800a75574243d6977e1fc8281e360falt2"
#endif
/* Return the source-id for this library */
SQLITE_API const char *sqlite3_sourceid(void){ return SQLITE_SOURCE_ID; }
/************************** End of sqlite3.c ******************************/


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62163


62164
62165
62166
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62168
62169
62170
.....
97480
97481
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97485
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97487
97488
97489
97490
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97492
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97494
97495
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97499
97500
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.....
97546
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97552
97553
97554
97555
97556
97557
97558
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97560
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......
103289
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103298
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103302
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......
103592
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103602
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......
105351
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105357









105358
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105364
105365
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......
122087
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......
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134065























134066
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......
135229
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135238
135239
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......
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......
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......
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......
224818
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224831
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......
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/******************************************************************************
** This file is an amalgamation of many separate C source files from SQLite
** version 3.32.1.  By combining all the individual C code files into this
** single large file, the entire code can be compiled as a single translation
** unit.  This allows many compilers to do optimizations that would not be
** possible if the files were compiled separately.  Performance improvements
** of 5% or more are commonly seen when SQLite is compiled as a single
** translation unit.
**
** This file is all you need to compile SQLite.  To use SQLite in other
................................................................................
** been edited in any way since it was last checked in, then the last
** four hexadecimal digits of the hash may be modified.
**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.32.1"
#define SQLITE_VERSION_NUMBER 3032001
#define SQLITE_SOURCE_ID      "2020-05-25 16:19:56 0c1fcf4711a2e66c813aed38cf41cd3e2123ee8eb6db98118086764c4ba83350"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros
................................................................................
};

/*
** An instance of this structure contains information needed to generate
** code for a SELECT that contains aggregate functions.
**
** If Expr.op==TK_AGG_COLUMN or TK_AGG_FUNCTION then Expr.pAggInfo is a
** pointer to this structure.  The Expr.iAgg field is the index in
** AggInfo.aCol[] or AggInfo.aFunc[] of information needed to generate
** code for that node.
**
** AggInfo.pGroupBy and AggInfo.aFunc.pExpr point to fields within the
** original Select structure that describes the SELECT statement.  These
** fields do not need to be freed when deallocating the AggInfo structure.
*/
................................................................................
SQLITE_PRIVATE int sqlite3WalkExprList(Walker*, ExprList*);
SQLITE_PRIVATE int sqlite3WalkSelect(Walker*, Select*);
SQLITE_PRIVATE int sqlite3WalkSelectExpr(Walker*, Select*);
SQLITE_PRIVATE int sqlite3WalkSelectFrom(Walker*, Select*);
SQLITE_PRIVATE int sqlite3ExprWalkNoop(Walker*, Expr*);
SQLITE_PRIVATE int sqlite3SelectWalkNoop(Walker*, Select*);
SQLITE_PRIVATE int sqlite3SelectWalkFail(Walker*, Select*);
SQLITE_PRIVATE int sqlite3WalkerDepthIncrease(Walker*,Select*);
SQLITE_PRIVATE void sqlite3WalkerDepthDecrease(Walker*,Select*);

#ifdef SQLITE_DEBUG
SQLITE_PRIVATE void sqlite3SelectWalkAssert2(Walker*, Select*);
#endif

/*
** Return code from the parse-tree walking primitives and their
** callbacks.
................................................................................
** SQLITE_PRINT_BUF_SIZE to be something smaller, if desired.
*/
#ifndef SQLITE_PRINT_BUF_SIZE
# define SQLITE_PRINT_BUF_SIZE 70
#endif
#define etBUFSIZE SQLITE_PRINT_BUF_SIZE  /* Size of the output buffer */

/*
** Hard limit on the precision of floating-point conversions.
*/
#ifndef SQLITE_PRINTF_PRECISION_LIMIT
# define SQLITE_FP_PRECISION_LIMIT 100000000
#endif

/*
** Render a string given by "fmt" into the StrAccum object.
*/
SQLITE_API void sqlite3_str_vappendf(
  sqlite3_str *pAccum,       /* Accumulate results here */
  const char *fmt,           /* Format string */
  va_list ap                 /* arguments */
................................................................................
    **   width                       The specified field width.  This is
    **                               always non-negative.  Zero is the default.
    **   precision                   The specified precision.  The default
    **                               is -1.
    **   xtype                       The class of the conversion.
    **   infop                       Pointer to the appropriate info struct.
    */
    assert( width>=0 );
    assert( precision>=(-1) );
    switch( xtype ){
      case etPOINTER:
        flag_long = sizeof(char*)==sizeof(i64) ? 2 :
                     sizeof(char*)==sizeof(long int) ? 1 : 0;
        /* Fall through into the next case */
      case etORDINAL:
      case etRADIX:      
................................................................................
        }else{
          realvalue = va_arg(ap,double);
        }
#ifdef SQLITE_OMIT_FLOATING_POINT
        length = 0;
#else
        if( precision<0 ) precision = 6;         /* Set default precision */
#ifdef SQLITE_FP_PRECISION_LIMIT
        if( precision>SQLITE_FP_PRECISION_LIMIT ){
          precision = SQLITE_FP_PRECISION_LIMIT;
        }
#endif
        if( realvalue<0.0 ){
          realvalue = -realvalue;
          prefix = '-';
        }else{
          prefix = flag_prefix;
        }
        if( xtype==etGENERIC && precision>0 ) precision--;
................................................................................
        if( bArgList ){
          escarg = getTextArg(pArgList);
        }else{
          escarg = va_arg(ap,char*);
        }
        isnull = escarg==0;
        if( isnull ) escarg = (xtype==etSQLESCAPE2 ? "NULL" : "(NULL)");
        /* For %q, %Q, and %w, the precision is the number of bytes (or
        ** characters if the ! flags is present) to use from the input.
        ** Because of the extra quoting characters inserted, the number
        ** of output characters may be larger than the precision.
        */
        k = precision;
        for(i=n=0; k!=0 && (ch=escarg[i])!=0; i++, k--){
          if( ch==q )  n++;
................................................................................
#ifndef SQLITE_OMIT_WINDOWFUNC
        pWin = ExprHasProperty(pExpr, EP_WinFunc) ? pExpr->y.pWin : 0;
#else
        pWin = 0;
#endif 
      }
      if( pExpr->op==TK_AGG_FUNCTION ){
        sqlite3TreeViewLine(pView, "AGG_FUNCTION%d %Q%s iAgg=%d agg=%p",
                             pExpr->op2, pExpr->u.zToken, zFlgs,
                             pExpr->iAgg, pExpr->pAggInfo);
      }else if( pExpr->op2!=0 ){
        const char *zOp2;
        char zBuf[8];
        sqlite3_snprintf(sizeof(zBuf),zBuf,"0x%02x",pExpr->op2);
        zOp2 = zBuf;
        if( pExpr->op2==NC_IsCheck ) zOp2 = "NC_IsCheck";
        if( pExpr->op2==NC_IdxExpr ) zOp2 = "NC_IdxExpr";
................................................................................
** transaction, then *pChanged is set to 1 before returning.  The
** Pager layer will use this to know that its cache is stale and
** needs to be flushed.
*/
SQLITE_PRIVATE int sqlite3WalBeginReadTransaction(Wal *pWal, int *pChanged){
  int rc;                         /* Return code */
  int cnt = 0;                    /* Number of TryBeginRead attempts */
#ifdef SQLITE_ENABLE_SNAPSHOT
  int bChanged = 0;
  WalIndexHdr *pSnapshot = pWal->pSnapshot;
#endif

  assert( pWal->ckptLock==0 );

#ifdef SQLITE_ENABLE_SNAPSHOT


  if( pSnapshot ){
    if( memcmp(pSnapshot, &pWal->hdr, sizeof(WalIndexHdr))!=0 ){
      bChanged = 1;
    }

    /* It is possible that there is a checkpointer thread running 
    ** concurrent with this code. If this is the case, it may be that the
................................................................................
    if( pWalker->xSelectCallback2 ){
      pWalker->xSelectCallback2(pWalker, p);
    }
    p = p->pPrior;
  }while( p!=0 );
  return WRC_Continue;
}

/* Increase the walkerDepth when entering a subquery, and
** descrease when leaving the subquery.
*/
SQLITE_PRIVATE int sqlite3WalkerDepthIncrease(Walker *pWalker, Select *pSelect){
  UNUSED_PARAMETER(pSelect);
  pWalker->walkerDepth++;
  return WRC_Continue;
}
SQLITE_PRIVATE void sqlite3WalkerDepthDecrease(Walker *pWalker, Select *pSelect){
  UNUSED_PARAMETER(pSelect);
  pWalker->walkerDepth--;
}


/*
** No-op routine for the parse-tree walker.
**
** When this routine is the Walker.xExprCallback then expression trees
** are walked without any actions being taken at each node.  Presumably,
** when this routine is used for Walker.xExprCallback then 
** Walker.xSelectCallback is set to do something useful for every 
** subquery in the parser tree.
*/
SQLITE_PRIVATE int sqlite3ExprWalkNoop(Walker *NotUsed, Expr *NotUsed2){
  UNUSED_PARAMETER2(NotUsed, NotUsed2);
  return WRC_Continue;
}

/*
** No-op routine for the parse-tree walker for SELECT statements.
** subquery in the parser tree.
*/
SQLITE_PRIVATE int sqlite3SelectWalkNoop(Walker *NotUsed, Select *NotUsed2){
  UNUSED_PARAMETER2(NotUsed, NotUsed2);
  return WRC_Continue;
}

/************** End of walker.c **********************************************/
/************** Begin file resolve.c *****************************************/
/*
** 2008 August 18
**
** The author disclaims copyright to this source code.  In place of
................................................................................
** Walk the expression tree pExpr and increase the aggregate function
** depth (the Expr.op2 field) by N on every TK_AGG_FUNCTION node.
** This needs to occur when copying a TK_AGG_FUNCTION node from an
** outer query into an inner subquery.
**
** incrAggFunctionDepth(pExpr,n) is the main routine.  incrAggDepth(..)
** is a helper function - a callback for the tree walker.
**
** See also the sqlite3WindowExtraAggFuncDepth() routine in window.c
*/
static int incrAggDepth(Walker *pWalker, Expr *pExpr){
  if( pExpr->op==TK_AGG_FUNCTION ) pExpr->op2 += pWalker->u.n;
  return WRC_Continue;
}
static void incrAggFunctionDepth(Expr *pExpr, int N){
  if( N>0 ){
................................................................................
  }else{
    assert( !ExprHasVVAProperty(pExpr,EP_Immutable) );
    op = pExpr->op;
  }
  switch( op ){
    case TK_AGG_COLUMN: {
      AggInfo *pAggInfo = pExpr->pAggInfo;
      struct AggInfo_col *pCol;
      assert( pAggInfo!=0 );
      assert( pExpr->iAgg>=0 && pExpr->iAgg<pAggInfo->nColumn );
      pCol = &pAggInfo->aCol[pExpr->iAgg];
      if( !pAggInfo->directMode ){
        assert( pCol->iMem>0 );
        return pCol->iMem;
      }else if( pAggInfo->useSortingIdx ){
        Table *pTab = pCol->pTab;
        sqlite3VdbeAddOp3(v, OP_Column, pAggInfo->sortingIdxPTab,
                              pCol->iSorterColumn, target);
................................................................................
      VdbeCoverageIf(v, op==TK_NOTNULL);
      sqlite3VdbeAddOp2(v, OP_Integer, 0, target);
      sqlite3VdbeJumpHere(v, addr);
      break;
    }
    case TK_AGG_FUNCTION: {
      AggInfo *pInfo = pExpr->pAggInfo;
      if( pInfo==0
       || NEVER(pExpr->iAgg<0)
       || NEVER(pExpr->iAgg>=pInfo->nFunc)
      ){
        assert( !ExprHasProperty(pExpr, EP_IntValue) );
        sqlite3ErrorMsg(pParse, "misuse of aggregate: %s()", pExpr->u.zToken);
      }else{
        return pInfo->aFunc[pExpr->iAgg].iMem;
      }
      break;
    }
................................................................................
      }else{
        return WRC_Continue;
      }
    }
  }
  return WRC_Continue;
}










/*
** Analyze the pExpr expression looking for aggregate functions and
** for variables that need to be added to AggInfo object that pNC->pAggInfo
** points to.  Additional entries are made on the AggInfo object as
** necessary.
**
** This routine should only be called after the expression has been
** analyzed by sqlite3ResolveExprNames().
*/
SQLITE_PRIVATE void sqlite3ExprAnalyzeAggregates(NameContext *pNC, Expr *pExpr){
  Walker w;
  w.xExprCallback = analyzeAggregate;
  w.xSelectCallback = sqlite3WalkerDepthIncrease;
  w.xSelectCallback2 = sqlite3WalkerDepthDecrease;
  w.walkerDepth = 0;
  w.u.pNC = pNC;
  w.pParse = 0;
  assert( pNC->pSrcList!=0 );
  sqlite3WalkExpr(&w, pExpr);
}

................................................................................
    }else{
      addrUniqueOk = sqlite3VdbeMakeLabel(pParse);
    }
    if( bAffinityDone==0 && (pUpIdx==0 || pUpIdx==pIdx) ){
      sqlite3TableAffinity(v, pTab, regNewData+1);
      bAffinityDone = 1;
    }
    VdbeNoopComment((v, "prep index %s", pIdx->zName));
    iThisCur = iIdxCur+ix;


    /* Skip partial indices for which the WHERE clause is not true */
    if( pIdx->pPartIdxWhere ){
      sqlite3VdbeAddOp2(v, OP_Null, 0, aRegIdx[ix]);
      pParse->iSelfTab = -(regNewData+1);
................................................................................
    if( (elistFlags & (EP_HasFunc|EP_Subquery))!=0 ){
      p->selFlags |= SF_ComplexResult;
    }
  }
  return WRC_Continue;
}
























#if SQLITE_DEBUG
/*
** Always assert.  This xSelectCallback2 implementation proves that the
** xSelectCallback2 is never invoked.
*/
SQLITE_PRIVATE void sqlite3SelectWalkAssert2(Walker *NotUsed, Select *NotUsed2){
  UNUSED_PARAMETER2(NotUsed, NotUsed2);
................................................................................
      sNC.ncFlags &= ~NC_InAggFunc;
    }
    sAggInfo.mxReg = pParse->nMem;
    if( db->mallocFailed ) goto select_end;
#if SELECTTRACE_ENABLED
    if( sqlite3SelectTrace & 0x400 ){
      int ii;
      SELECTTRACE(0x400,pParse,p,("After aggregate analysis %p:\n", &sAggInfo));
      sqlite3TreeViewSelect(0, p, 0);
      for(ii=0; ii<sAggInfo.nColumn; ii++){
        sqlite3DebugPrintf("agg-column[%d] iMem=%d\n",
            ii, sAggInfo.aCol[ii].iMem);
        sqlite3TreeViewExpr(0, sAggInfo.aCol[ii].pExpr, 0);
      }
      for(ii=0; ii<sAggInfo.nFunc; ii++){
................................................................................
      }
      pList = sqlite3ExprListAppend(pParse, pList, pDup);
      if( pList ) pList->a[nInit+i].sortFlags = pAppend->a[i].sortFlags;
    }
  }
  return pList;
}

/*
** When rewriting a query, if the new subquery in the FROM clause
** contains TK_AGG_FUNCTION nodes that refer to an outer query,
** then we have to increase the Expr->op2 values of those nodes
** due to the extra subquery layer that was added.
**
** See also the incrAggDepth() routine in resolve.c
*/
static int sqlite3WindowExtraAggFuncDepth(Walker *pWalker, Expr *pExpr){
  if( pExpr->op==TK_AGG_FUNCTION
   && pExpr->op2>=pWalker->walkerDepth
  ){
    pExpr->op2++;
  }
  return WRC_Continue;
}

/*
** If the SELECT statement passed as the second argument does not invoke
** any SQL window functions, this function is a no-op. Otherwise, it 
** rewrites the SELECT statement so that window function xStep functions
** are invoked in the correct order as described under "SELECT REWRITING"
** at the top of this file.
................................................................................

    pSub = sqlite3SelectNew(
        pParse, pSublist, pSrc, pWhere, pGroupBy, pHaving, pSort, 0, 0
    );
    p->pSrc = sqlite3SrcListAppend(pParse, 0, 0, 0);
    if( p->pSrc ){
      Table *pTab2;
      Walker w;
      p->pSrc->a[0].pSelect = pSub;
      sqlite3SrcListAssignCursors(pParse, p->pSrc);
      pSub->selFlags |= SF_Expanded;
      pTab2 = sqlite3ResultSetOfSelect(pParse, pSub, SQLITE_AFF_NONE);
      pSub->selFlags |= (selFlags & SF_Aggregate);
      if( pTab2==0 ){
        /* Might actually be some other kind of error, but in that case
................................................................................
        ** the correct error message regardless. */
        rc = SQLITE_NOMEM;
      }else{
        memcpy(pTab, pTab2, sizeof(Table));
        pTab->tabFlags |= TF_Ephemeral;
        p->pSrc->a[0].pTab = pTab;
        pTab = pTab2;
        memset(&w, 0, sizeof(w));
        w.xExprCallback = sqlite3WindowExtraAggFuncDepth;
        w.xSelectCallback = sqlite3WalkerDepthIncrease;
        w.xSelectCallback2 = sqlite3WalkerDepthDecrease;
        sqlite3WalkSelect(&w, pSub);
      }
    }else{
      sqlite3SelectDelete(db, pSub);
    }
    if( db->mallocFailed ) rc = SQLITE_NOMEM;
    sqlite3DbFree(db, pTab);
  }
................................................................................
static void fts5SourceIdFunc(
  sqlite3_context *pCtx,          /* Function call context */
  int nArg,                       /* Number of args */
  sqlite3_value **apUnused        /* Function arguments */
){
  assert( nArg==0 );
  UNUSED_PARAM2(nArg, apUnused);
  sqlite3_result_text(pCtx, "fts5: 2020-05-25 16:19:56 0c1fcf4711a2e66c813aed38cf41cd3e2123ee8eb6db98118086764c4ba83350", -1, SQLITE_TRANSIENT);
}

/*
** Return true if zName is the extension on one of the shadow tables used
** by this module.
*/
static int fts5ShadowName(const char *zName){
................................................................................
#endif
  return rc;
}
#endif /* SQLITE_CORE */
#endif /* !defined(SQLITE_CORE) || defined(SQLITE_ENABLE_STMTVTAB) */

/************** End of stmt.c ************************************************/
#if __LINE__!=229608
#undef SQLITE_SOURCE_ID
#define SQLITE_SOURCE_ID      "2020-05-25 16:19:56 0c1fcf4711a2e66c813aed38cf41cd3e2123ee8eb6db98118086764c4ba8alt2"
#endif
/* Return the source-id for this library */
SQLITE_API const char *sqlite3_sourceid(void){ return SQLITE_SOURCE_ID; }
/************************** End of sqlite3.c ******************************/

Changes to sqlite3/src/main/jni/sqlite/sqlite3.h.

119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
** been edited in any way since it was last checked in, then the last
** four hexadecimal digits of the hash may be modified.
**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.32.0"
#define SQLITE_VERSION_NUMBER 3032000
#define SQLITE_SOURCE_ID      "2020-05-22 17:46:16 5998789c9c744bce92e4cff7636bba800a75574243d6977e1fc8281e360f8d5a"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros







|
|
|







119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
** been edited in any way since it was last checked in, then the last
** four hexadecimal digits of the hash may be modified.
**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.32.1"
#define SQLITE_VERSION_NUMBER 3032001
#define SQLITE_SOURCE_ID      "2020-05-25 16:19:56 0c1fcf4711a2e66c813aed38cf41cd3e2123ee8eb6db98118086764c4ba83350"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros