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Suppress superfluous OP_OpenTemps when flattening subqueries. (CVS 412)

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FossilOrigin-Name: 000441c8fec48cc172894eb767ae9549b8ed8c34
This commit is contained in:
drh
2002-03-03 03:03:52 +00:00
parent 1b2e032999
commit 2d0794e325
5 changed files with 31 additions and 15 deletions
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src/sqliteInt.h
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@@ -11,7 +11,7 @@
*************************************************************************
** Internal interface definitions for SQLite.
**
** @(#) $Id: sqliteInt.h,v 1.98 2002/03/03 02:49:51 drh Exp $
** @(#) $Id: sqliteInt.h,v 1.99 2002/03/03 03:03:53 drh Exp $
*/
#include "sqlite.h"
#include "hash.h"
@@ -475,6 +475,7 @@ struct Select {
#define SRT_Union 5 /* Store result as keys in a table */
#define SRT_Except 6 /* Remove result from a UNION table */
#define SRT_Table 7 /* Store result as data with a unique key */
#define SRT_TempTable 8 /* Store result in a trasient table */
/*
** When a SELECT uses aggregate functions (like "count(*)" or "avg(f1)")