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An optimization: avoid the use of an intermediate table on UNION ALL if there

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is no ORDER BY clause. (CVS 637)

FossilOrigin-Name: 8aa73ce61268a50d353d9a5c878461290195525f
This commit is contained in:
drh
2002-06-22 02:33:38 +00:00
parent d11d382c99
commit f46f905a1e
6 changed files with 64 additions and 31 deletions
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3
src/main.c
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@@ -14,7 +14,7 @@
** other files are for internal use by SQLite and should not be
** accessed by users of the library.
**
** $Id: main.c,v 1.82 2002/06/21 11:55:49 drh Exp $
** $Id: main.c,v 1.83 2002/06/22 02:33:38 drh Exp $
*/
#include "sqliteInt.h"
#include "os.h"
@@ -843,4 +843,5 @@ int sqlite_function_type(sqlite *db, const char *zName, int dataType){
p->dataType = dataType;
p = p->pNext;
}
return SQLITE_OK;
}