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Additional test cases added. Improvements to the INSERT transfer

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optimization. (CVS 3662)

FossilOrigin-Name: 2bf5475bde763f73f7f4dd9cac7d13a631a7d2aa
This commit is contained in:
drh
2007-02-24 15:18:49 +00:00
parent dd73521bc2
commit fb658dedce
5 changed files with 237 additions and 27 deletions
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4
src/insert.c
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@@ -12,7 +12,7 @@
** This file contains C code routines that are called by the parser
** to handle INSERT statements in SQLite.
**
** $Id: insert.c,v 1.175 2007/02/24 13:53:05 drh Exp $
** $Id: insert.c,v 1.176 2007/02/24 15:18:50 drh Exp $
*/
#include "sqliteInt.h"
@@ -1462,7 +1462,7 @@ static int xferOptimization(
return 0; /* pDestIdx has no corresponding index in pSrc */
}
}
if( !sqlite3ExprCompare(pSrc->pCheck, pDest->pCheck) ){
if( pDest->pCheck && !sqlite3ExprCompare(pSrc->pCheck, pDest->pCheck) ){
return 0; /* Tables have different CHECK constraints. Ticket #2252 */
}