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Add INSERT/UPDATE/DELETE RETURNING, with basic docs and regression tests.

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plpgsql support to come later.  Along the way, convert execMain's
SELECT INTO support into a DestReceiver, in order to eliminate some ugly
special cases.

Jonah Harris and Tom Lane
This commit is contained in:
Tom Lane
2006-08-12 02:52:06 +00:00
parent 5c9e9c0c42
commit 7a3e30e608
35 changed files with 1472 additions and 422 deletions
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4
src/backend/tcop/utility.c
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@ -10,7 +10,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/tcop/utility.c,v 1.263 2006/07/31 01:16:37 tgl Exp $
* $PostgreSQL: pgsql/src/backend/tcop/utility.c,v 1.264 2006/08/12 02:52:05 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -1148,7 +1148,7 @@ UtilityReturnsTuples(Node *parsetree)
switch (ChoosePortalStrategy(entry->query_list))
{
case PORTAL_ONE_SELECT:
return true;
case PORTAL_ONE_RETURNING:
case PORTAL_UTIL_SELECT:
return true;
case PORTAL_MULTI_QUERY: