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Add a bunch of pseudo-types to replace the behavior formerly associated

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with OPAQUE, as per recent pghackers discussion.  I still want to do some
more work on the 'cstring' pseudo-type, but I'm going to commit the bulk
of the changes now before the tree starts shifting under me ...
This commit is contained in:
Tom Lane
2002-08-22 00:01:51 +00:00
parent 606c9b9d4f
commit b663f3443b
126 changed files with 2005 additions and 1205 deletions
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31
src/backend/access/common/printtup.c
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@ -9,7 +9,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/access/common/printtup.c,v 1.62 2002/06/20 20:29:24 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/access/common/printtup.c,v 1.63 2002/08/22 00:01:41 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -17,10 +17,10 @@
#include "access/heapam.h"
#include "access/printtup.h"
#include "catalog/pg_type.h"
#include "libpq/libpq.h"
#include "libpq/pqformat.h"
#include "utils/syscache.h"
#include "utils/lsyscache.h"
static void printtup_setup(DestReceiver *self, int operation,
const char *portalName, TupleDesc typeinfo);
@ -33,31 +33,6 @@ static void printtup_cleanup(DestReceiver *self);
* ----------------------------------------------------------------
*/
/* ----------------
* getTypeOutputInfo -- get info needed for printing values of a type
* ----------------
*/
bool
getTypeOutputInfo(Oid type, Oid *typOutput, Oid *typElem,
bool *typIsVarlena)
{
HeapTuple typeTuple;
Form_pg_type pt;
typeTuple = SearchSysCache(TYPEOID,
ObjectIdGetDatum(type),
0, 0, 0);
if (!HeapTupleIsValid(typeTuple))
elog(ERROR, "getTypeOutputInfo: Cache lookup of type %u failed", type);
pt = (Form_pg_type) GETSTRUCT(typeTuple);
*typOutput = pt->typoutput;
*typElem = pt->typelem;
*typIsVarlena = (!pt->typbyval) && (pt->typlen == -1);
ReleaseSysCache(typeTuple);
return OidIsValid(*typOutput);
}
/* ----------------
* Private state for a printtup destination object
* ----------------