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SQL-language functions are now callable in ordinary fmgr contexts ...

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for example, an SQL function can be used in a functional index.  (I make
no promises about speed, but it'll work ;-).)  Clean up and simplify
handling of functions returning sets.
This commit is contained in:
Tom Lane
2000-08-24 03:29:15 +00:00
parent 87523ab8db
commit 782c16c6a1
35 changed files with 889 additions and 921 deletions
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7
src/backend/executor/nodeTidscan.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/executor/nodeTidscan.c,v 1.11 2000/08/03 19:19:30 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/executor/nodeTidscan.c,v 1.12 2000/08/24 03:29:03 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -38,7 +38,6 @@ TidListCreate(List *evalList, ExprContext *econtext, ItemPointer *tidList)
List *lst;
ItemPointer itemptr;
bool isNull;
bool isDone;
int numTids = 0;
foreach(lst, evalList)
@ -47,8 +46,8 @@ TidListCreate(List *evalList, ExprContext *econtext, ItemPointer *tidList)
DatumGetPointer(ExecEvalExprSwitchContext(lfirst(lst),
econtext,
&isNull,
&isDone));
if (itemptr && ItemPointerIsValid(itemptr))
NULL));
if (!isNull && itemptr && ItemPointerIsValid(itemptr))
{
tidList[numTids] = itemptr;
numTids++;