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A SELECT statement inside the body of a TRIGGER uses the SRT_Discard target

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to discard the query results.  Such selects are intended to be used to call
user-defined functions for their side-effects.  They do not return results. (CVS 594)

FossilOrigin-Name: f8041f3d4d3350b4086cd6ba3e9006bdde8546a9
This commit is contained in:
drh
2002-05-27 12:24:48 +00:00
parent c754fa5486
commit d7489c3987
5 changed files with 22 additions and 18 deletions
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3
src/sqliteInt.h
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@@ -11,7 +11,7 @@
*************************************************************************
** Internal interface definitions for SQLite.
**
** @(#) $Id: sqliteInt.h,v 1.117 2002/05/26 20:54:34 drh Exp $
** @(#) $Id: sqliteInt.h,v 1.118 2002/05/27 12:24:49 drh Exp $
*/
#include "sqlite.h"
#include "hash.h"
@@ -540,6 +540,7 @@ struct Select {
#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 */
#define SRT_Discard 9 /* Do not save the results anywhere */
/*
** When a SELECT uses aggregate functions (like "count(*)" or "avg(f1)")