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Functions live in namespaces. Qualified function names work, eg

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SELECT schema1.func2(...).  Aggregate names can be qualified at the
syntactic level, but the qualification is ignored for the moment.
This commit is contained in:
Tom Lane
2002-04-09 20:35:55 +00:00
parent c419c22414
commit f2d70d32eb
36 changed files with 655 additions and 661 deletions
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15
src/backend/parser/parse_agg.c
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@ -8,12 +8,13 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/parser/parse_agg.c,v 1.47 2002/03/21 16:00:58 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/parser/parse_agg.c,v 1.48 2002/04/09 20:35:52 tgl Exp $
*
*-------------------------------------------------------------------------
*/
#include "postgres.h"
#include "catalog/namespace.h"
#include "catalog/pg_aggregate.h"
#include "optimizer/clauses.h"
#include "optimizer/tlist.h"
@ -187,7 +188,7 @@ parseCheckAggregates(ParseState *pstate, Query *qry, Node *qual)
Aggref *
ParseAgg(ParseState *pstate, char *aggname, Oid basetype,
ParseAgg(ParseState *pstate, List *aggname, Oid basetype,
List *args, bool agg_star, bool agg_distinct)
{
HeapTuple aggtuple;
@ -195,7 +196,7 @@ ParseAgg(ParseState *pstate, char *aggname, Oid basetype,
Aggref *aggref;
aggtuple = SearchSysCache(AGGNAME,
PointerGetDatum(aggname),
PointerGetDatum(strVal(llast(aggname))),
ObjectIdGetDatum(basetype),
0, 0);
/* shouldn't happen --- caller should have checked already */
@ -218,7 +219,7 @@ ParseAgg(ParseState *pstate, char *aggname, Oid basetype,
*/
aggref = makeNode(Aggref);
aggref->aggname = pstrdup(aggname);
aggref->aggname = pstrdup(strVal(llast(aggname)));
aggref->basetype = aggform->aggbasetype;
aggref->aggtype = aggform->aggfinaltype;
aggref->target = lfirst(args);
@ -237,7 +238,7 @@ ParseAgg(ParseState *pstate, char *aggname, Oid basetype,
* basetype
*/
void
agg_error(char *caller, char *aggname, Oid basetypeID)
agg_error(const char *caller, List *aggname, Oid basetypeID)
{
/*
* basetypeID that is Invalid (zero) means aggregate over all types.
@ -246,8 +247,8 @@ agg_error(char *caller, char *aggname, Oid basetypeID)
if (basetypeID == InvalidOid)
elog(ERROR, "%s: aggregate '%s' for all types does not exist",
caller, aggname);
caller, NameListToString(aggname));
else
elog(ERROR, "%s: aggregate '%s' for type %s does not exist",
caller, aggname, format_type_be(basetypeID));
caller, NameListToString(aggname), format_type_be(basetypeID));
}