database/sqlite
1
0
Fork 0
mirror of https://github.com/sqlite/sqlite.git synced 2025-07-30 19:03:16 +03:00
Code Activity

Bug fixes. Trying to make it go faster. (CVS 254)

Browse Source 
FossilOrigin-Name: 8f28a83abac59a2161d486c96386b8df726468d0
This commit is contained in:
drh
2001-09-18 02:02:23 +00:00
parent c73d1f5a55
commit 1eaa2694bf
6 changed files with 31 additions and 20 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
src/pager.c
View File

@ -18,7 +18,7 @@
** file simultaneously, or one process from reading the database while
** another is writing.
**
** @(#) $Id: pager.c,v 1.20 2001/09/16 00:13:27 drh Exp $
** @(#) $Id: pager.c,v 1.21 2001/09/18 02:02:23 drh Exp $
*/
#include "sqliteInt.h"
#include "pager.h"
@ -947,14 +947,12 @@ void *sqlitepager_lookup(Pager *pPager, Pgno pgno){
** removed.
*/
int sqlitepager_unref(void *pData){
Pager *pPager;
PgHdr *pPg;
/* Decrement the reference count for this page
*/
pPg = DATA_TO_PGHDR(pData);
assert( pPg->nRef>0 );
pPager = pPg->pPager;
pPg->nRef--;
REFINFO(pPg);
@ -962,6 +960,8 @@ int sqlitepager_unref(void *pData){
** destructor and add the page to the freelist.
*/
if( pPg->nRef==0 ){
Pager *pPager;
pPager = pPg->pPager;
pPg->pNextFree = 0;
pPg->pPrevFree = pPager->pLast;
pPager->pLast = pPg;

8
src/vdbe.c
View File

@ -30,7 +30,7 @@
** But other routines are also provided to help in building up
** a program instruction by instruction.
**
** $Id: vdbe.c,v 1.70 2001/09/16 00:13:27 drh Exp $
** $Id: vdbe.c,v 1.71 2001/09/18 02:02:23 drh Exp $
*/
#include "sqliteInt.h"
#include <ctype.h>
@ -2332,7 +2332,11 @@ case OP_NewRecno: {
v = ux.i;
rx = sqliteBtreeMoveto(p->aCsr[i].pCursor, &v, sizeof(v), &res);
cnt++;
}while( cnt<10 && rx==SQLITE_OK && res==0 );
}while( cnt<200 && rx==SQLITE_OK && res==0 );
if( rx==SQLITE_OK && res==0 ){
rc = SQLITE_FULL;
goto abort_due_to_error;
}
}
VERIFY( NeedStack(p, p->tos+1); )
p->tos++;

4
src/where.c
View File

@ -13,7 +13,7 @@
** the WHERE clause of SQL statements. Also found here are subroutines
** to generate VDBE code to evaluate expressions.
**
** $Id: where.c,v 1.20 2001/09/16 00:13:27 drh Exp $
** $Id: where.c,v 1.21 2001/09/18 02:02:23 drh Exp $
*/
#include "sqliteInt.h"
@ -344,7 +344,7 @@ WhereInfo *sqliteWhereBegin(
if( i==pTabList->nId-1 && pushKey ){
haveKey = 1;
}else{
sqliteVdbeAddOp(v, OP_MoveTo, base+idx, 0, 0, 0);
sqliteVdbeAddOp(v, OP_NotFound, base+idx, brk, 0, 0);
haveKey = 0;
}
}else if( pIdx==0 ){