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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/backend/nodes/outfuncs.c
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@ -5,7 +5,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: outfuncs.c,v 1.98 1999/11/23 20:06:53 momjian Exp $
* $Id: outfuncs.c,v 1.99 1999/12/10 07:37:31 tgl Exp $
*
* NOTES
* Every (plan) node in POSTGRES has an associated "out" routine which
@ -114,8 +114,12 @@ _outSelectStmt(StringInfo str, SelectStmt *node)
static void
_outFuncCall(StringInfo str, FuncCall *node)
{
appendStringInfo(str, "FUNCTION %s :args ", stringStringInfo(node->funcname));
appendStringInfo(str, "FUNCTION %s :args ",
stringStringInfo(node->funcname));
_outNode(str, node->args);
appendStringInfo(str, " :agg_star %s :agg_distinct %s ",
node->agg_star ? "true" : "false",
node->agg_distinct ? "true" : "false");
}
static void