database/postgres
database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-05-02 11:44:50 +03:00
Code

Cause transformIndexConstraints() to do the right thing with requests

Browse Source 
for indexes on system columns.  Per complaint from Peter.
This commit is contained in:
Tom Lane 2001-10-22 22:49:02 +00:00
parent c59839ac6d
commit dab708ea08
1 changed files with 21 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
src/backend/parser/analyze.c
View File

@ -6,7 +6,7 @@
* Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group * Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California * Portions Copyright (c) 1994, Regents of the University of California
* *
* $Header: /cvsroot/pgsql/src/backend/parser/analyze.c,v 1.201 2001/10/12 00:07:14 tgl Exp $ * $Header: /cvsroot/pgsql/src/backend/parser/analyze.c,v 1.202 2001/10/22 22:49:02 tgl Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -15,6 +15,7 @@
#include "access/heapam.h" #include "access/heapam.h"
#include "catalog/catname.h" #include "catalog/catname.h"
#include "catalog/heap.h"
#include "catalog/pg_index.h" #include "catalog/pg_index.h"
#include "catalog/pg_type.h" #include "catalog/pg_type.h"
#include "nodes/makefuncs.h" #include "nodes/makefuncs.h"
@ -50,6 +51,7 @@ typedef struct
char *relname; /* name of relation */ char *relname; /* name of relation */
List *inhRelnames; /* names of relations to inherit from */ List *inhRelnames; /* names of relations to inherit from */
bool istemp; /* is it to be a temp relation? */ bool istemp; /* is it to be a temp relation? */
bool hasoids; /* does relation have an OID column? */
Oid relOid; /* OID of table, if ALTER TABLE case */ Oid relOid; /* OID of table, if ALTER TABLE case */
List *columns; /* ColumnDef items */ List *columns; /* ColumnDef items */
List *ckconstraints; /* CHECK constraints */ List *ckconstraints; /* CHECK constraints */
@ -720,6 +722,7 @@ transformCreateStmt(ParseState *pstate, CreateStmt *stmt)
cxt.relname = stmt->relname; cxt.relname = stmt->relname;
cxt.inhRelnames = stmt->inhRelnames; cxt.inhRelnames = stmt->inhRelnames;
cxt.istemp = stmt->istemp; cxt.istemp = stmt->istemp;
cxt.hasoids = stmt->hasoids;
cxt.relOid = InvalidOid; cxt.relOid = InvalidOid;
cxt.columns = NIL; cxt.columns = NIL;
cxt.ckconstraints = NIL; cxt.ckconstraints = NIL;
@ -1106,6 +1109,15 @@ transformIndexConstraints(ParseState *pstate, CreateStmtContext *cxt)
if (constraint->contype == CONSTR_PRIMARY) if (constraint->contype == CONSTR_PRIMARY)
column->is_not_null = TRUE; column->is_not_null = TRUE;
} }
else if (SystemAttributeByName(key->name, cxt->hasoids) != NULL)
{
/*
* column will be a system column in the new table,
* so accept it. System columns can't ever be null,
* so no need to worry about PRIMARY/NOT NULL constraint.
*/
found = true;
}
else if (cxt->inhRelnames) else if (cxt->inhRelnames)
{ {
/* try inherited tables */ /* try inherited tables */
@ -2520,6 +2532,10 @@ transformAlterTableStmt(ParseState *pstate, AlterTableStmt *stmt)
cxt.relOid = GetSysCacheOid(RELNAME, cxt.relOid = GetSysCacheOid(RELNAME,
PointerGetDatum(stmt->relname), PointerGetDatum(stmt->relname),
0, 0, 0); 0, 0, 0);
cxt.hasoids = SearchSysCacheExists(ATTNUM,
ObjectIdGetDatum(cxt.relOid),
Int16GetDatum(ObjectIdAttributeNumber),
0, 0);
cxt.columns = NIL; cxt.columns = NIL;
cxt.ckconstraints = NIL; cxt.ckconstraints = NIL;
cxt.fkconstraints = NIL; cxt.fkconstraints = NIL;
@ -2548,6 +2564,10 @@ transformAlterTableStmt(ParseState *pstate, AlterTableStmt *stmt)
cxt.relOid = GetSysCacheOid(RELNAME, cxt.relOid = GetSysCacheOid(RELNAME,
PointerGetDatum(stmt->relname), PointerGetDatum(stmt->relname),
0, 0, 0); 0, 0, 0);
cxt.hasoids = SearchSysCacheExists(ATTNUM,
ObjectIdGetDatum(cxt.relOid),
Int16GetDatum(ObjectIdAttributeNumber),
0, 0);
cxt.columns = NIL; cxt.columns = NIL;
cxt.ckconstraints = NIL; cxt.ckconstraints = NIL;
cxt.fkconstraints = NIL; cxt.fkconstraints = NIL;