From 62e29fe2e748933bfd8ab1429518ee7b5a8974a7 Mon Sep 17 00:00:00 2001 From: Tom Lane Date: Tue, 8 Aug 2000 15:43:12 +0000 Subject: Remove 'func_tlist' from Func expression nodes, likewise 'param_tlist' from Param nodes, per discussion a few days ago on pghackers. Add new expression node type FieldSelect that implements the functionality where it's actually needed. Clean up some other unused fields in Func nodes as well. NOTE: initdb forced due to change in stored expression trees for rules. --- src/backend/optimizer/util/clauses.c | 18 ++++++++++++++---- 1 file changed, 14 insertions(+), 4 deletions(-) (limited to 'src/backend/optimizer/util/clauses.c') diff --git a/src/backend/optimizer/util/clauses.c b/src/backend/optimizer/util/clauses.c index d3a813fb86..adda68b636 100644 --- a/src/backend/optimizer/util/clauses.c +++ b/src/backend/optimizer/util/clauses.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/optimizer/util/clauses.c,v 1.69 2000/07/12 02:37:11 tgl Exp $ + * $Header: /cvsroot/pgsql/src/backend/optimizer/util/clauses.c,v 1.70 2000/08/08 15:41:53 tgl Exp $ * * HISTORY * AUTHOR DATE MAJOR EVENT @@ -910,9 +910,7 @@ CommuteClause(Expr *clause) commu = makeOper(heapTup->t_data->t_oid, commuTup->oprcode, - commuTup->oprresult, - ((Oper *) clause->oper)->opsize, - NULL); + commuTup->oprresult); /* * re-form the clause in-place! @@ -1596,6 +1594,8 @@ bool return true; } break; + case T_FieldSelect: + return walker(((FieldSelect *) node)->arg, context); case T_RelabelType: return walker(((RelabelType *) node)->arg, context); case T_CaseExpr: @@ -1824,6 +1824,16 @@ Node * return (Node *) newnode; } break; + case T_FieldSelect: + { + FieldSelect *fselect = (FieldSelect *) node; + FieldSelect *newnode; + + FLATCOPY(newnode, fselect, FieldSelect); + MUTATE(newnode->arg, fselect->arg, Node *); + return (Node *) newnode; + } + break; case T_RelabelType: { RelabelType *relabel = (RelabelType *) node; -- cgit v1.2.1