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Fix for bug #15: Add the sqlite_changes() API function for retrieving the

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number of rows that changed in the previous operation. (CVS 526)

FossilOrigin-Name: 6e71493b9dc77d508c3ce90562766789e87e6d80
This commit is contained in:
drh
2002-04-12 10:08:59 +00:00
parent b04a5d8768
commit c8d30ac109
15 changed files with 172 additions and 59 deletions
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9
src/delete.c
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@@ -12,7 +12,7 @@
** This file contains C code routines that are called by the parser
** to handle DELETE FROM statements.
**
** $Id: delete.c,v 1.29 2002/03/03 18:59:40 drh Exp $
** $Id: delete.c,v 1.30 2002/04/12 10:08:59 drh Exp $
*/
#include "sqliteInt.h"
@@ -183,7 +183,7 @@ void sqliteDeleteFrom(
}
end = sqliteVdbeMakeLabel(v);
addr = sqliteVdbeAddOp(v, OP_ListRead, 0, end);
sqliteGenerateRowDelete(v, pTab, base);
sqliteGenerateRowDelete(v, pTab, base, 1);
sqliteVdbeAddOp(v, OP_Goto, 0, addr);
sqliteVdbeResolveLabel(v, end);
sqliteVdbeAddOp(v, OP_ListReset, 0, 0);
@@ -229,11 +229,12 @@ delete_from_cleanup:
void sqliteGenerateRowDelete(
Vdbe *v, /* Generate code into this VDBE */
Table *pTab, /* Table containing the row to be deleted */
int base /* Cursor number for the table */
int base, /* Cursor number for the table */
int count /* Increment the row change counter */
){
sqliteVdbeAddOp(v, OP_MoveTo, base, 0);
sqliteGenerateRowIndexDelete(v, pTab, base, 0);
sqliteVdbeAddOp(v, OP_Delete, base, 0);
sqliteVdbeAddOp(v, OP_Delete, base, count);
}
/*