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Teach grammar and parser about aggregate(DISTINCT ...). No implementation

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yet, but at least we can give a better error message:
regression=> select count(distinct f1) from int4_tbl;
ERROR:  aggregate(DISTINCT ...) is not implemented yet
instead of 'parser: parse error at or near distinct'.
This commit is contained in:
Tom Lane
1999-12-10 07:37:35 +00:00
parent ecba5d308c
commit 18c3000286
11 changed files with 220 additions and 114 deletions
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8
src/include/parser/parse_func.h
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@ -6,7 +6,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: parse_func.h,v 1.19 1999/08/21 03:49:17 tgl Exp $
* $Id: parse_func.h,v 1.20 1999/12/10 07:37:33 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -42,8 +42,10 @@ typedef struct _CandidateList
extern Node *ParseNestedFuncOrColumn(ParseState *pstate, Attr *attr,
int *curr_resno, int precedence);
extern Node *ParseFuncOrColumn(ParseState *pstate, char *funcname, List *fargs,
int *curr_resno, int precedence);
extern Node *ParseFuncOrColumn(ParseState *pstate,
char *funcname, List *fargs,
bool agg_star, bool agg_distinct,
int *curr_resno, int precedence);
extern List *setup_base_tlist(Oid typeid);