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First phase of SCHEMA changes, concentrating on fixing the grammar and

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the parsetree representation.  As yet we don't *do* anything with schema
names, just drop 'em on the floor; but you can enter schema-compatible
command syntax, and there's even a primitive CREATE SCHEMA command.
No doc updates yet, except to note that you can now extract a field
from a function-returning-row's result with (foo(...)).fieldname.
This commit is contained in:
Tom Lane
2002-03-21 16:02:16 +00:00
parent 8c9c8ca2b5
commit 95ef6a3448
52 changed files with 2039 additions and 1535 deletions
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10
src/backend/rewrite/rewriteManip.c
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@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/rewrite/rewriteManip.c,v 1.62 2002/03/12 00:51:58 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/rewrite/rewriteManip.c,v 1.63 2002/03/21 16:01:17 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -573,9 +573,9 @@ getInsertSelectQuery(Query *parsetree, Query ***subquery_ptr)
* they've been pushed down to the SELECT.
*/
if (length(parsetree->rtable) >= 2 &&
strcmp(rt_fetch(PRS2_OLD_VARNO, parsetree->rtable)->eref->relname,
strcmp(rt_fetch(PRS2_OLD_VARNO, parsetree->rtable)->eref->aliasname,
"*OLD*") == 0 &&
strcmp(rt_fetch(PRS2_NEW_VARNO, parsetree->rtable)->eref->relname,
strcmp(rt_fetch(PRS2_NEW_VARNO, parsetree->rtable)->eref->aliasname,
"*NEW*") == 0)
return parsetree;
Assert(parsetree->jointree && IsA(parsetree->jointree, FromExpr));
@ -589,9 +589,9 @@ getInsertSelectQuery(Query *parsetree, Query ***subquery_ptr)
selectquery->commandType == CMD_SELECT))
elog(ERROR, "getInsertSelectQuery: expected to find SELECT subquery");
if (length(selectquery->rtable) >= 2 &&
strcmp(rt_fetch(PRS2_OLD_VARNO, selectquery->rtable)->eref->relname,
strcmp(rt_fetch(PRS2_OLD_VARNO, selectquery->rtable)->eref->aliasname,
"*OLD*") == 0 &&
strcmp(rt_fetch(PRS2_NEW_VARNO, selectquery->rtable)->eref->relname,
strcmp(rt_fetch(PRS2_NEW_VARNO, selectquery->rtable)->eref->aliasname,
"*NEW*") == 0)
{
if (subquery_ptr)