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Use a vdbe memory cell to allocate the space required for vdbe cursors. (CVS 4912)

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FossilOrigin-Name: 047153648155654b0cd70b811935209d2e21776c
This commit is contained in:
danielk1977
2008-03-25 09:47:35 +00:00
parent 1e968a0cbf
commit cd3e8f7ce9
18 changed files with 251 additions and 177 deletions
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11
src/select.c
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@@ -12,7 +12,7 @@
** This file contains C code routines that are called by the parser
** to handle SELECT statements in SQLite.
**
** $Id: select.c,v 1.417 2008/03/22 01:07:18 drh Exp $
** $Id: select.c,v 1.418 2008/03/25 09:47:35 danielk1977 Exp $
*/
#include "sqliteInt.h"
@@ -789,8 +789,8 @@ static void generateSortTail(
iTab = pOrderBy->iECursor;
if( eDest==SRT_Callback || eDest==SRT_Subroutine ){
pseudoTab = pParse->nTab++;
sqlite3VdbeAddOp2(v, OP_SetNumColumns, 0, nColumn);
sqlite3VdbeAddOp2(v, OP_OpenPseudo, pseudoTab, 0);
sqlite3VdbeAddOp2(v, OP_SetNumColumns, pseudoTab, nColumn);
}
addr = 1 + sqlite3VdbeAddOp2(v, OP_Sort, iTab, brk);
codeOffset(v, p, cont);
@@ -3316,10 +3316,9 @@ int sqlite3Select(
*/
sAggInfo.sortingIdx = pParse->nTab++;
pKeyInfo = keyInfoFromExprList(pParse, pGroupBy);
addrSortingIdx =
sqlite3VdbeAddOp4(v, OP_OpenEphemeral, sAggInfo.sortingIdx,
sAggInfo.nSortingColumn, 0,
(char*)pKeyInfo, P4_KEYINFO_HANDOFF);
addrSortingIdx = sqlite3VdbeAddOp4(v, OP_OpenEphemeral,
sAggInfo.sortingIdx, sAggInfo.nSortingColumn,
0, (char*)pKeyInfo, P4_KEYINFO_HANDOFF);
/* Initialize memory locations used by GROUP BY aggregate processing
*/