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A little further progress on schemas: push down RangeVars into

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addRangeTableEntry calls.  Remove relname field from RTEs, since
it will no longer be a useful unique identifier of relations;
we want to encourage people to rely on the relation OID instead.
Further work on dumping qual expressions in EXPLAIN, too.
This commit is contained in:
Tom Lane
2002-03-22 02:56:37 +00:00
parent 56c9b73c1d
commit 108a0ec87d
33 changed files with 496 additions and 312 deletions
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11
src/include/parser/parse_relation.h
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: parse_relation.h,v 1.30 2002/03/21 16:02:05 tgl Exp $
* $Id: parse_relation.h,v 1.31 2002/03/22 02:56:37 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -28,7 +28,12 @@ extern Node *colnameToVar(ParseState *pstate, char *colname);
extern Node *qualifiedNameToVar(ParseState *pstate, char *refname,
char *colname, bool implicitRTEOK);
extern RangeTblEntry *addRangeTableEntry(ParseState *pstate,
char *relname,
RangeVar *relation,
Alias *alias,
bool inh,
bool inFromCl);
extern RangeTblEntry *addRangeTableEntryForRelation(ParseState *pstate,
Oid relid,
Alias *alias,
bool inh,
bool inFromCl);
@ -47,7 +52,7 @@ extern RangeTblEntry *addRangeTableEntryForJoin(ParseState *pstate,
bool inFromCl);
extern void addRTEtoQuery(ParseState *pstate, RangeTblEntry *rte,
bool addToJoinList, bool addToNameSpace);
extern RangeTblEntry *addImplicitRTE(ParseState *pstate, char *relname);
extern RangeTblEntry *addImplicitRTE(ParseState *pstate, RangeVar *relation);
extern void expandRTE(ParseState *pstate, RangeTblEntry *rte,
List **colnames, List **colvars);
extern List *expandRelAttrs(ParseState *pstate, RangeTblEntry *rte);