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Add the savepoint feature. This feature is largely untested at this point. (CVS 6036)

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FossilOrigin-Name: 34b56600ec0c5cd7b5faab265750252bc9850e3e
This commit is contained in:
danielk1977
2008-12-17 17:30:26 +00:00
parent f0f9f75443
commit fd7f045225
14 changed files with 820 additions and 251 deletions
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19
src/build.c
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@@ -22,7 +22,7 @@
** COMMIT
** ROLLBACK
**
** $Id: build.c,v 1.508 2008/12/10 22:30:25 shane Exp $
** $Id: build.c,v 1.509 2008/12/17 17:30:26 danielk1977 Exp $
*/
#include "sqliteInt.h"
#include <ctype.h>
@@ -3311,6 +3311,23 @@ void sqlite3RollbackTransaction(Parse *pParse){
}
}
/*
** This function is called by the parser when it parses a command to create,
** release or rollback an SQL savepoint.
*/
void sqlite3Savepoint(Parse *pParse, int op, Token *pName){
Vdbe *v;
if( pParse->nErr || pParse->db->mallocFailed ) return;
/* TODO: Invoke the authorization callback */
v = sqlite3GetVdbe(pParse);
if( v ){
const char *zName = (const char *)pName->z;
sqlite3VdbeAddOp4(v, OP_Savepoint, op, 0, 0, zName, pName->n);
}
}
/*
** Make sure the TEMP database is open and available for use. Return
** the number of errors. Leave any error messages in the pParse structure.