SQLite

Check-in [90712ea727]
Login

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

Overview
Comment:Explicit typecasts to silence nuisance compiler warnings. Ticket #1398. (CVS 2650)
Downloads: Tarball | ZIP archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: 90712ea7273597214d6c77a01e41f84146d201c8
User & Date: drh 2005-08-31 13:13:31.000
Context
2005-08-31
13:48
Updates to the query optimizer overview document. (CVS 2651) (check-in: b1dceef050 user: drh tags: trunk)
13:13
Explicit typecasts to silence nuisance compiler warnings. Ticket #1398. (CVS 2650) (check-in: 90712ea727 user: drh tags: trunk)
03:13
Refinements to the optimizer overview and integration into the website. (CVS 2649) (check-in: ccd12e9e79 user: drh tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/build.c.
︙︙
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32

**     CREATE INDEX
**     DROP INDEX
**     creating ID lists
**     BEGIN TRANSACTION
**     COMMIT
**     ROLLBACK
**
** $Id: build.c,v 1.343 2005/08/29 23:00:04 drh Exp $
*/
#include "sqliteInt.h"
#include <ctype.h>

/*
** This routine is called when a new SQL statement is beginning to
** be parsed.  Initialize the pParse structure as needed.








|








18
19
20
21
22
23
24
25
26
27
28
29
30
31
32

**     CREATE INDEX
**     DROP INDEX
**     creating ID lists
**     BEGIN TRANSACTION
**     COMMIT
**     ROLLBACK
**
** $Id: build.c,v 1.344 2005/08/31 13:13:31 drh Exp $
*/
#include "sqliteInt.h"
#include <ctype.h>

/*
** This routine is called when a new SQL statement is beginning to
** be parsed.  Initialize the pParse structure as needed.
︙︙
2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183

  /* 
  ** Allocate the index structure. 
  */
  pIndex = sqliteMalloc( sizeof(Index) + strlen(zName) + 1 + sizeof(int) +
                        (sizeof(int)*2 + sizeof(CollSeq*))*pList->nExpr );
  if( sqlite3_malloc_failed ) goto exit_create_index;
  pIndex->aiColumn = (int*)&pIndex->keyInfo.aColl[pList->nExpr];
  pIndex->aiRowEst = &pIndex->aiColumn[pList->nExpr];
  pIndex->zName = (char*)&pIndex->aiRowEst[pList->nExpr+1];
  strcpy(pIndex->zName, zName);
  pIndex->pTable = pTab;
  pIndex->nColumn = pList->nExpr;
  pIndex->onError = onError;
  pIndex->autoIndex = pName==0;
  pIndex->iDb = iDb;








|








2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183

  /* 
  ** Allocate the index structure. 
  */
  pIndex = sqliteMalloc( sizeof(Index) + strlen(zName) + 1 + sizeof(int) +
                        (sizeof(int)*2 + sizeof(CollSeq*))*pList->nExpr );
  if( sqlite3_malloc_failed ) goto exit_create_index;
  pIndex->aiColumn = (int*)&pIndex->keyInfo.aColl[pList->nExpr];
  pIndex->aiRowEst = (unsigned*)&pIndex->aiColumn[pList->nExpr];
  pIndex->zName = (char*)&pIndex->aiRowEst[pList->nExpr+1];
  strcpy(pIndex->zName, zName);
  pIndex->pTable = pTab;
  pIndex->nColumn = pList->nExpr;
  pIndex->onError = onError;
  pIndex->autoIndex = pName==0;
  pIndex->iDb = iDb;
︙︙
2392
2393
2394
2395
2396
2397
2398
2399
2400
2401
2402
2403
2404
2405
2406

**           aiRowEst[N]>=1
**
** Apart from that, we have little to go on besides intuition as to
** how aiRowEst[] should be initialized.  The numbers generated here
** are based on typical values found in actual indices.
*/
void sqlite3DefaultRowEst(Index *pIdx){
  int *a = pIdx->aiRowEst;
  int i;
  assert( a!=0 );
  a[0] = 1000000;
  for(i=pIdx->nColumn; i>=1; i--){
    a[i] = 10;
  }
  if( pIdx->onError!=OE_None ){








|








2392
2393
2394
2395
2396
2397
2398
2399
2400
2401
2402
2403
2404
2405
2406

**           aiRowEst[N]>=1
**
** Apart from that, we have little to go on besides intuition as to
** how aiRowEst[] should be initialized.  The numbers generated here
** are based on typical values found in actual indices.
*/
void sqlite3DefaultRowEst(Index *pIdx){
  unsigned *a = pIdx->aiRowEst;
  int i;
  assert( a!=0 );
  a[0] = 1000000;
  for(i=pIdx->nColumn; i>=1; i--){
    a[i] = 10;
  }
  if( pIdx->onError!=OE_None ){
︙︙