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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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13
src/backend/executor/execFlatten.c
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@@ -9,7 +9,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/executor/Attic/execFlatten.c,v 1.12 2000/01/26 05:56:21 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/executor/Attic/execFlatten.c,v 1.13 2000/08/24 03:29:03 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -36,11 +36,12 @@ static bool FjoinBumpOuterNodes(TargetEntry *tlist, ExprContext *econtext,
#endif
Datum
ExecEvalIter(Iter *iterNode,
ExprContext *econtext,
bool *resultIsNull,
bool *iterIsDone)
bool *isNull,
ExprDoneCond *isDone)
{
Node *expression;
@@ -52,14 +53,14 @@ ExecEvalIter(Iter *iterNode,
* only worrying about postquel functions, c functions will come
* later.
*/
return ExecEvalExpr(expression, econtext, resultIsNull, iterIsDone);
return ExecEvalExpr(expression, econtext, isNull, isDone);
}
void
ExecEvalFjoin(TargetEntry *tlist,
ExprContext *econtext,
bool *isNullVect,
bool *fj_isDone)
ExprDoneCond *fj_isDone)
{
#ifdef SETS_FIXED
@@ -72,7 +73,7 @@ ExecEvalFjoin(TargetEntry *tlist,
BoolPtr alwaysDone = fjNode->fj_alwaysDone;
if (fj_isDone)
*fj_isDone = false;
*fj_isDone = ExprMultipleResult;
/*
* For the next tuple produced by the plan, we need to re-initialize