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Remove 'func_tlist' from Func expression nodes, likewise 'param_tlist'

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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.
This commit is contained in:
Tom Lane
2000-08-08 15:43:12 +00:00
parent 8fc32374be
commit 62e29fe2e7
31 changed files with 378 additions and 476 deletions
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36
src/backend/nodes/outfuncs.c
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@ -6,7 +6,7 @@
* Portions Copyright (c) 1996-2000, PostgreSQL, Inc
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Header: /cvsroot/pgsql/src/backend/nodes/outfuncs.c,v 1.124 2000/07/22 04:22:46 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/nodes/outfuncs.c,v 1.125 2000/08/08 15:41:26 tgl Exp $
*
* NOTES
* Every (plan) node in POSTGRES has an associated "out" routine which
@ -757,6 +757,19 @@ _outSubLink(StringInfo str, SubLink *node)
_outNode(str, node->subselect);
}
/*
* FieldSelect
*/
static void
_outFieldSelect(StringInfo str, FieldSelect *node)
{
appendStringInfo(str, " FIELDSELECT :arg ");
_outNode(str, node->arg);
appendStringInfo(str, " :fieldnum %d :resulttype %u :resulttypmod %d ",
node->fieldnum, node->resulttype, node->resulttypmod);
}
/*
* RelabelType
*/
@ -802,19 +815,9 @@ _outArrayRef(StringInfo str, ArrayRef *node)
static void
_outFunc(StringInfo str, Func *node)
{
appendStringInfo(str,
" FUNC :funcid %u :functype %u :funcisindex %s :funcsize %d ",
appendStringInfo(str, " FUNC :funcid %u :functype %u ",
node->funcid,
node->functype,
node->funcisindex ? "true" : "false",
node->funcsize);
appendStringInfo(str, " :func_fcache @ 0x%x :func_tlist ",
(int) node->func_fcache);
_outNode(str, node->func_tlist);
appendStringInfo(str, " :func_planlist ");
_outNode(str, node->func_planlist);
node->functype);
}
/*
@ -840,9 +843,7 @@ _outParam(StringInfo str, Param *node)
node->paramkind,
node->paramid);
_outToken(str, node->paramname);
appendStringInfo(str, " :paramtype %u :param_tlist ",
node->paramtype);
_outNode(str, node->param_tlist);
appendStringInfo(str, " :paramtype %u ", node->paramtype);
}
/*
@ -1482,6 +1483,9 @@ _outNode(StringInfo str, void *obj)
case T_SubLink:
_outSubLink(str, obj);
break;
case T_FieldSelect:
_outFieldSelect(str, obj);
break;
case T_RelabelType:
_outRelabelType(str, obj);
break;