/ Check-in [aa0490cc]
Login
☰Home Timeline Branches

Many hyperlinks are disabled.
Use anonymous login to enable hyperlinks.

Overview
Comment:Fix a bug in the query flattener when trying to find the datatype of the rowid of a view. Also fix a problem with sqlite_compile() and authorization failures. (CVS 1236)
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: aa0490ccd4a820a707dfb4905e67c01ffb4f758b
User & Date: drh 2004-02-13 16:22:23
Context
2004-02-13
16:30
Begin the process over converting sqlite_exec() over to use sqlite_compile() and sqlite_step(). The new sqlite_exec() is still commented out. (CVS 1237) (check-in: b8f2ba78 user: drh tags: trunk)
16:22
Fix a bug in the query flattener when trying to find the datatype of the rowid of a view. Also fix a problem with sqlite_compile() and authorization failures. (CVS 1236) (check-in: aa0490cc user: drh tags: trunk)
14:07
Fix an uninitialized variable introduced by check-in (1202). (CVS 1235) (check-in: 9f149fdc user: drh tags: trunk)
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to src/build.c. 

19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
..
79
80
81
82
83
84
85


86





87
88
89
90
91
92
93

**     DROP INDEX
**     creating ID lists
**     BEGIN TRANSACTION
**     COMMIT
**     ROLLBACK
**     PRAGMA
**
** $Id: build.c,v 1.166 2004/02/12 18:46:39 drh Exp $
*/
#include "sqliteInt.h"
#include <ctype.h>

/*
** This routine is called when a new SQL statement is beginning to
** be parsed.  Check to see if the schema for the database needs
................................................................................
  int rc = SQLITE_OK;
  sqlite *db = pParse->db;
  Vdbe *v = pParse->pVdbe;
  int (*xCallback)(void*,int,char**,char**);

  if( sqlite_malloc_failed ) return;
  xCallback = pParse->xCallback;


  if( xCallback==0 && pParse->useCallback ) xCallback = fakeCallback;





  if( v && pParse->nErr==0 ){
    FILE *trace = (db->flags & SQLITE_VdbeTrace)!=0 ? stdout : 0;
    sqliteVdbeTrace(v, trace);
    sqliteVdbeMakeReady(v, pParse->nVar, xCallback, pParse->pArg,
                        pParse->explain);
    if( pParse->useCallback ){
      if( pParse->explain ){








|







 







>
>
|
>
>
>
>
>








19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
..
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100

**     DROP INDEX
**     creating ID lists
**     BEGIN TRANSACTION
**     COMMIT
**     ROLLBACK
**     PRAGMA
**
** $Id: build.c,v 1.167 2004/02/13 16:22:23 drh Exp $
*/
#include "sqliteInt.h"
#include <ctype.h>

/*
** This routine is called when a new SQL statement is beginning to
** be parsed.  Check to see if the schema for the database needs
................................................................................
  int rc = SQLITE_OK;
  sqlite *db = pParse->db;
  Vdbe *v = pParse->pVdbe;
  int (*xCallback)(void*,int,char**,char**);

  if( sqlite_malloc_failed ) return;
  xCallback = pParse->xCallback;
  if( xCallback==0 ){
    if( pParse->useCallback ){
      xCallback = fakeCallback;
    }else if( v==0 ){
      v = sqliteGetVdbe(pParse);
      sqliteVdbeAddOp(v, OP_Halt, 0, 0);
    }
  }
  if( v && pParse->nErr==0 ){
    FILE *trace = (db->flags & SQLITE_VdbeTrace)!=0 ? stdout : 0;
    sqliteVdbeTrace(v, trace);
    sqliteVdbeMakeReady(v, pParse->nVar, xCallback, pParse->pArg,
                        pParse->explain);
    if( pParse->useCallback ){
      if( pParse->explain ){

Changes to src/select.c. 

8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
....
1522
1523
1524
1525
1526
1527
1528
1529



1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547

1548
1549
1550
1551
1552
1553
1554

**    May you find forgiveness for yourself and forgive others.
**    May you share freely, never taking more than you give.
**
*************************************************************************
** This file contains C code routines that are called by the parser
** to handle SELECT statements in SQLite.
**
** $Id: select.c,v 1.152 2004/02/12 15:31:21 drh Exp $
*/
#include "sqliteInt.h"


/*
** Allocate a new Select structure and return a pointer to that
** structure.
................................................................................
** FORM clause entry is iTable.  This routine make the necessary 
** changes to pExpr so that it refers directly to the source table
** of the subquery rather the result set of the subquery.
*/
static void substExprList(ExprList*,int,ExprList*);  /* Forward Decl */
static void substExpr(Expr *pExpr, int iTable, ExprList *pEList){
  if( pExpr==0 ) return;
  if( pExpr->op==TK_COLUMN && pExpr->iTable==iTable && pExpr->iColumn>=0 ){



    Expr *pNew;
    assert( pEList!=0 && pExpr->iColumn<pEList->nExpr );
    assert( pExpr->pLeft==0 && pExpr->pRight==0 && pExpr->pList==0 );
    pNew = pEList->a[pExpr->iColumn].pExpr;
    assert( pNew!=0 );
    pExpr->op = pNew->op;
    pExpr->dataType = pNew->dataType;
    assert( pExpr->pLeft==0 );
    pExpr->pLeft = sqliteExprDup(pNew->pLeft);
    assert( pExpr->pRight==0 );
    pExpr->pRight = sqliteExprDup(pNew->pRight);
    assert( pExpr->pList==0 );
    pExpr->pList = sqliteExprListDup(pNew->pList);
    pExpr->iTable = pNew->iTable;
    pExpr->iColumn = pNew->iColumn;
    pExpr->iAgg = pNew->iAgg;
    sqliteTokenCopy(&pExpr->token, &pNew->token);
    sqliteTokenCopy(&pExpr->span, &pNew->span);

  }else{
    substExpr(pExpr->pLeft, iTable, pEList);
    substExpr(pExpr->pRight, iTable, pEList);
    substExprList(pExpr->pList, iTable, pEList);
  }
}
static void 








|







 







|
>
>
>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
>








8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
....
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558

**    May you find forgiveness for yourself and forgive others.
**    May you share freely, never taking more than you give.
**
*************************************************************************
** This file contains C code routines that are called by the parser
** to handle SELECT statements in SQLite.
**
** $Id: select.c,v 1.153 2004/02/13 16:22:23 drh Exp $
*/
#include "sqliteInt.h"


/*
** Allocate a new Select structure and return a pointer to that
** structure.
................................................................................
** FORM clause entry is iTable.  This routine make the necessary 
** changes to pExpr so that it refers directly to the source table
** of the subquery rather the result set of the subquery.
*/
static void substExprList(ExprList*,int,ExprList*);  /* Forward Decl */
static void substExpr(Expr *pExpr, int iTable, ExprList *pEList){
  if( pExpr==0 ) return;
  if( pExpr->op==TK_COLUMN && pExpr->iTable==iTable ){
    if( pExpr->iColumn<0 ){
      pExpr->op = TK_NULL;
    }else{
      Expr *pNew;
      assert( pEList!=0 && pExpr->iColumn<pEList->nExpr );
      assert( pExpr->pLeft==0 && pExpr->pRight==0 && pExpr->pList==0 );
      pNew = pEList->a[pExpr->iColumn].pExpr;
      assert( pNew!=0 );
      pExpr->op = pNew->op;
      pExpr->dataType = pNew->dataType;
      assert( pExpr->pLeft==0 );
      pExpr->pLeft = sqliteExprDup(pNew->pLeft);
      assert( pExpr->pRight==0 );
      pExpr->pRight = sqliteExprDup(pNew->pRight);
      assert( pExpr->pList==0 );
      pExpr->pList = sqliteExprListDup(pNew->pList);
      pExpr->iTable = pNew->iTable;
      pExpr->iColumn = pNew->iColumn;
      pExpr->iAgg = pNew->iAgg;
      sqliteTokenCopy(&pExpr->token, &pNew->token);
      sqliteTokenCopy(&pExpr->span, &pNew->span);
    }
  }else{
    substExpr(pExpr->pLeft, iTable, pEList);
    substExpr(pExpr->pRight, iTable, pEList);
    substExprList(pExpr->pList, iTable, pEList);
  }
}
static void

This page was generated in about 0.058s by Fossil 2.13 [6a6fd6b911] 2020-10-29 19:18:56