mirror of
https://git.postgresql.org/git/postgresql.git
synced 2025-01-06 15:24:56 +08:00
Clean up inefficient and just plain bad code in some hot-spot
cache access routines.
This commit is contained in:
Tom Lane
parent
dc6d404959
commit
ce2586dbc9
338
src/backend/utils/cache/lsyscache.c
vendored
338
src/backend/utils/cache/lsyscache.c
vendored
@ -7,14 +7,10 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/utils/cache/lsyscache.c,v 1.26 1999/05/10 00:46:07 momjian Exp $
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* $Header: /cvsroot/pgsql/src/backend/utils/cache/lsyscache.c,v 1.27 1999/05/29 01:45:21 tgl Exp $
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*
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* NOTES
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* Eventually, the index information should go through here, too.
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*
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* Most of these routines call SearchSysCacheStruct() and thus simply
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* (1) allocate some space for the return struct and (2) call it.
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*
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*-------------------------------------------------------------------------
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*/
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#include <string.h>
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@ -45,13 +41,11 @@
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bool
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op_class(Oid oprno, int32 opclass, Oid amopid)
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{
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FormData_pg_amop amoptup;
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if (SearchSysCacheStruct(AMOPOPID, (char *) &amoptup,
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ObjectIdGetDatum(opclass),
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ObjectIdGetDatum(oprno),
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ObjectIdGetDatum(amopid),
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0))
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if (HeapTupleIsValid(SearchSysCacheTuple(AMOPOPID,
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ObjectIdGetDatum(opclass),
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ObjectIdGetDatum(oprno),
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ObjectIdGetDatum(amopid),
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0)))
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return true;
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else
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return false;
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@ -69,13 +63,17 @@ op_class(Oid oprno, int32 opclass, Oid amopid)
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char *
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get_attname(Oid relid, AttrNumber attnum)
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{
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FormData_pg_attribute att_tup;
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HeapTuple tp;
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if (SearchSysCacheStruct(ATTNUM, (char *) &att_tup,
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tp = SearchSysCacheTuple(ATTNUM,
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ObjectIdGetDatum(relid),
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UInt16GetDatum(attnum),
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0, 0))
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return pstrdup(att_tup.attname.data);
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0, 0);
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if (HeapTupleIsValid(tp))
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{
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Form_pg_attribute att_tup = (Form_pg_attribute) GETSTRUCT(tp);
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return pstrdup(att_tup->attname.data);
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}
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else
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return NULL;
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}
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@ -90,13 +88,17 @@ get_attname(Oid relid, AttrNumber attnum)
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AttrNumber
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get_attnum(Oid relid, char *attname)
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{
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FormData_pg_attribute att_tup;
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HeapTuple tp;
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if (SearchSysCacheStruct(ATTNAME, (char *) &att_tup,
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tp = SearchSysCacheTuple(ATTNAME,
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ObjectIdGetDatum(relid),
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PointerGetDatum(attname),
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0, 0))
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return att_tup.attnum;
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0, 0);
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if (HeapTupleIsValid(tp))
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{
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Form_pg_attribute att_tup = (Form_pg_attribute) GETSTRUCT(tp);
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return att_tup->attnum;
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}
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else
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return InvalidAttrNumber;
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}
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@ -111,15 +113,19 @@ get_attnum(Oid relid, char *attname)
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Oid
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get_atttype(Oid relid, AttrNumber attnum)
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{
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Form_pg_attribute att_tup = (Form_pg_attribute) palloc(sizeof(*att_tup));
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HeapTuple tp;
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if (SearchSysCacheStruct(ATTNUM, (char *) att_tup,
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tp = SearchSysCacheTuple(ATTNUM,
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ObjectIdGetDatum(relid),
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UInt16GetDatum(attnum),
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0, 0))
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0, 0);
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if (HeapTupleIsValid(tp))
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{
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Form_pg_attribute att_tup = (Form_pg_attribute) GETSTRUCT(tp);
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return att_tup->atttypid;
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}
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else
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return (Oid) NULL;
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return InvalidOid;
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}
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/* This routine uses the attname instead of the attnum because it
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@ -129,26 +135,19 @@ get_atttype(Oid relid, AttrNumber attnum)
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bool
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get_attisset(Oid relid, char *attname)
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{
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HeapTuple tuple;
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AttrNumber attno;
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Form_pg_attribute att_tup;
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HeapTuple tp;
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attno = get_attnum(relid, attname);
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tuple = SearchSysCacheTuple(ATTNAME,
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ObjectIdGetDatum(relid),
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PointerGetDatum(attname),
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0, 0);
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if (!HeapTupleIsValid(tuple))
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elog(ERROR, "get_attisset: no attribute %s in relation %u",
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attname, relid);
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if (heap_attisnull(tuple, attno))
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return false;
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else
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tp = SearchSysCacheTuple(ATTNAME,
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ObjectIdGetDatum(relid),
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PointerGetDatum(attname),
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0, 0);
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if (HeapTupleIsValid(tp))
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{
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att_tup = (Form_pg_attribute) GETSTRUCT(tuple);
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Form_pg_attribute att_tup = (Form_pg_attribute) GETSTRUCT(tp);
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return att_tup->attisset;
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}
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else
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return false;
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}
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/*
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@ -161,13 +160,17 @@ get_attisset(Oid relid, char *attname)
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int32
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get_atttypmod(Oid relid, AttrNumber attnum)
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{
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FormData_pg_attribute att_tup;
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HeapTuple tp;
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if (SearchSysCacheStruct(ATTNUM, (char *) &att_tup,
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tp = SearchSysCacheTuple(ATTNUM,
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ObjectIdGetDatum(relid),
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Int16GetDatum(attnum),
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0, 0))
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return att_tup.atttypmod;
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UInt16GetDatum(attnum),
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0, 0);
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if (HeapTupleIsValid(tp))
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{
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Form_pg_attribute att_tup = (Form_pg_attribute) GETSTRUCT(tp);
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return att_tup->atttypmod;
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}
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else
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return -1;
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}
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@ -183,18 +186,22 @@ get_atttypmod(Oid relid, AttrNumber attnum)
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* get_opcode -
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*
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* Returns the regproc id of the routine used to implement an
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* operator given the operator uid.
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* operator given the operator oid.
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*
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*/
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RegProcedure
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get_opcode(Oid opno)
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{
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FormData_pg_operator optup;
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HeapTuple tp;
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if (SearchSysCacheStruct(OPROID, (char *) &optup,
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tp = SearchSysCacheTuple(OPROID,
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ObjectIdGetDatum(opno),
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0, 0, 0))
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return optup.oprcode;
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0, 0, 0);
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if (HeapTupleIsValid(tp))
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{
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Form_pg_operator optup = (Form_pg_operator) GETSTRUCT(tp);
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return optup->oprcode;
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}
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else
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return (RegProcedure) NULL;
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}
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@ -203,25 +210,23 @@ get_opcode(Oid opno)
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* get_opname -
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* returns the name of the operator with the given opno
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*
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* Note: return the struct so that it gets copied.
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* Note: returns a palloc'd copy of the string, or NULL if no such operator.
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*/
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char *
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get_opname(Oid opno)
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{
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FormData_pg_operator optup;
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HeapTuple tp;
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if (SearchSysCacheStruct(OPROID, (char *) &optup,
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tp = SearchSysCacheTuple(OPROID,
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ObjectIdGetDatum(opno),
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0, 0, 0))
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return pstrdup(optup.oprname.data);
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else
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0, 0, 0);
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if (HeapTupleIsValid(tp))
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{
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/* don't throw an error anymore; we want to continue... */
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#ifdef NOT_USED
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elog(ERROR, "can't look up operator %u\n", opno);
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#endif
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return NULL;
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Form_pg_operator optup = (Form_pg_operator) GETSTRUCT(tp);
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return pstrdup(optup->oprname.data);
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}
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else
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return NULL;
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}
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/*
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@ -234,22 +239,26 @@ get_opname(Oid opno)
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bool
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op_mergejoinable(Oid opno, Oid ltype, Oid rtype, Oid *leftOp, Oid *rightOp)
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{
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FormData_pg_operator optup;
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HeapTuple tp;
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if (SearchSysCacheStruct(OPROID, (char *) &optup,
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tp = SearchSysCacheTuple(OPROID,
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ObjectIdGetDatum(opno),
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0, 0, 0) &&
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optup.oprlsortop &&
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optup.oprrsortop &&
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optup.oprleft == ltype &&
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optup.oprright == rtype)
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0, 0, 0);
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if (HeapTupleIsValid(tp))
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{
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*leftOp = ObjectIdGetDatum(optup.oprlsortop);
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*rightOp = ObjectIdGetDatum(optup.oprrsortop);
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return TRUE;
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Form_pg_operator optup = (Form_pg_operator) GETSTRUCT(tp);
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if (optup->oprlsortop &&
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optup->oprrsortop &&
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optup->oprleft == ltype &&
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optup->oprright == rtype)
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{
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*leftOp = ObjectIdGetDatum(optup->oprlsortop);
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*rightOp = ObjectIdGetDatum(optup->oprrsortop);
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return true;
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}
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}
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else
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return FALSE;
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return false;
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}
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/*
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@ -262,36 +271,21 @@ op_mergejoinable(Oid opno, Oid ltype, Oid rtype, Oid *leftOp, Oid *rightOp)
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Oid
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op_hashjoinable(Oid opno, Oid ltype, Oid rtype)
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{
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FormData_pg_operator optup;
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HeapTuple tp;
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if (SearchSysCacheStruct(OPROID, (char *) &optup,
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tp = SearchSysCacheTuple(OPROID,
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ObjectIdGetDatum(opno),
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0, 0, 0) &&
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optup.oprcanhash &&
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optup.oprleft == ltype &&
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optup.oprright == rtype)
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return opno;
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else
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return InvalidOid;
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}
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0, 0, 0);
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if (HeapTupleIsValid(tp))
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{
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Form_pg_operator optup = (Form_pg_operator) GETSTRUCT(tp);
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/*
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* get_commutator -
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*
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* Returns the corresponding commutator of an operator.
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*
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*/
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Oid
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get_commutator(Oid opno)
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{
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FormData_pg_operator optup;
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if (SearchSysCacheStruct(OPROID, (char *) &optup,
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ObjectIdGetDatum(opno),
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0, 0, 0))
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return optup.oprcom;
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else
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return (Oid) NULL;
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if (optup->oprcanhash &&
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optup->oprleft == ltype &&
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optup->oprright == rtype)
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return opno;
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}
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return InvalidOid;
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}
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HeapTuple
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@ -307,6 +301,29 @@ get_operator_tuple(Oid opno)
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return (HeapTuple) NULL;
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}
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/*
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* get_commutator -
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*
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* Returns the corresponding commutator of an operator.
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*
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*/
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Oid
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get_commutator(Oid opno)
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{
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HeapTuple tp;
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tp = SearchSysCacheTuple(OPROID,
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ObjectIdGetDatum(opno),
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0, 0, 0);
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if (HeapTupleIsValid(tp))
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{
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Form_pg_operator optup = (Form_pg_operator) GETSTRUCT(tp);
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return optup->oprcom;
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}
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else
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return InvalidOid;
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}
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/*
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* get_negator -
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*
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@ -316,14 +333,18 @@ get_operator_tuple(Oid opno)
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Oid
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get_negator(Oid opno)
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{
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FormData_pg_operator optup;
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HeapTuple tp;
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if (SearchSysCacheStruct(OPROID, (char *) &optup,
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tp = SearchSysCacheTuple(OPROID,
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ObjectIdGetDatum(opno),
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0, 0, 0))
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return optup.oprnegate;
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0, 0, 0);
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if (HeapTupleIsValid(tp))
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{
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Form_pg_operator optup = (Form_pg_operator) GETSTRUCT(tp);
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return optup->oprnegate;
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}
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else
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return (Oid) NULL;
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return InvalidOid;
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}
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/*
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@ -335,12 +356,16 @@ get_negator(Oid opno)
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RegProcedure
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get_oprrest(Oid opno)
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{
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FormData_pg_operator optup;
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HeapTuple tp;
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if (SearchSysCacheStruct(OPROID, (char *) &optup,
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tp = SearchSysCacheTuple(OPROID,
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ObjectIdGetDatum(opno),
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0, 0, 0))
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return optup.oprrest;
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0, 0, 0);
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if (HeapTupleIsValid(tp))
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{
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Form_pg_operator optup = (Form_pg_operator) GETSTRUCT(tp);
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return optup->oprrest;
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}
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else
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return (RegProcedure) NULL;
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}
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@ -354,12 +379,16 @@ get_oprrest(Oid opno)
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RegProcedure
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get_oprjoin(Oid opno)
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{
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FormData_pg_operator optup;
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HeapTuple tp;
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if (SearchSysCacheStruct(OPROID, (char *) &optup,
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tp = SearchSysCacheTuple(OPROID,
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ObjectIdGetDatum(opno),
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0, 0, 0))
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return optup.oprjoin;
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0, 0, 0);
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if (HeapTupleIsValid(tp))
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{
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Form_pg_operator optup = (Form_pg_operator) GETSTRUCT(tp);
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return optup->oprjoin;
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}
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else
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return (RegProcedure) NULL;
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}
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@ -375,12 +404,16 @@ get_oprjoin(Oid opno)
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int
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get_relnatts(Oid relid)
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{
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FormData_pg_class reltup;
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HeapTuple tp;
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if (SearchSysCacheStruct(RELOID, (char *) &reltup,
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tp = SearchSysCacheTuple(RELOID,
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ObjectIdGetDatum(relid),
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0, 0, 0))
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return reltup.relnatts;
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0, 0, 0);
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if (HeapTupleIsValid(tp))
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{
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Form_pg_class reltup = (Form_pg_class) GETSTRUCT(tp);
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return reltup->relnatts;
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}
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else
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return InvalidAttrNumber;
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}
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@ -394,12 +427,16 @@ get_relnatts(Oid relid)
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char *
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get_rel_name(Oid relid)
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{
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FormData_pg_class reltup;
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HeapTuple tp;
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if ((SearchSysCacheStruct(RELOID, (char *) &reltup,
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ObjectIdGetDatum(relid),
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0, 0, 0)))
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return pstrdup(reltup.relname.data);
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tp = SearchSysCacheTuple(RELOID,
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ObjectIdGetDatum(relid),
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0, 0, 0);
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if (HeapTupleIsValid(tp))
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{
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Form_pg_class reltup = (Form_pg_class) GETSTRUCT(tp);
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return pstrdup(reltup->relname.data);
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}
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else
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return NULL;
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}
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@ -415,14 +452,18 @@ get_rel_name(Oid relid)
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int16
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get_typlen(Oid typid)
|
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{
|
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FormData_pg_type typtup;
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HeapTuple tp;
|
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|
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if (SearchSysCacheStruct(TYPOID, (char *) &typtup,
|
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tp = SearchSysCacheTuple(TYPOID,
|
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ObjectIdGetDatum(typid),
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0, 0, 0))
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return typtup.typlen;
|
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0, 0, 0);
|
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if (HeapTupleIsValid(tp))
|
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{
|
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Form_pg_type typtup = (Form_pg_type) GETSTRUCT(tp);
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return typtup->typlen;
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}
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else
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return (int16) NULL;
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return 0;
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}
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/*
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@ -435,33 +476,34 @@ get_typlen(Oid typid)
|
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bool
|
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get_typbyval(Oid typid)
|
||||
{
|
||||
FormData_pg_type typtup;
|
||||
HeapTuple tp;
|
||||
|
||||
if (SearchSysCacheStruct(TYPOID, (char *) &typtup,
|
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tp = SearchSysCacheTuple(TYPOID,
|
||||
ObjectIdGetDatum(typid),
|
||||
0, 0, 0))
|
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return (bool) typtup.typbyval;
|
||||
0, 0, 0);
|
||||
if (HeapTupleIsValid(tp))
|
||||
{
|
||||
Form_pg_type typtup = (Form_pg_type) GETSTRUCT(tp);
|
||||
return (bool) typtup->typbyval;
|
||||
}
|
||||
else
|
||||
return false;
|
||||
}
|
||||
|
||||
/*
|
||||
* get_typbyval -
|
||||
*
|
||||
* Given the type OID, determine whether the type is returned by value or
|
||||
* not. Returns 1 if by value, 0 if by reference.
|
||||
*
|
||||
*/
|
||||
#ifdef NOT_USED
|
||||
char
|
||||
get_typalign(Oid typid)
|
||||
{
|
||||
FormData_pg_type typtup;
|
||||
HeapTuple tp;
|
||||
|
||||
if (SearchSysCacheStruct(TYPOID, (char *) &typtup,
|
||||
tp = SearchSysCacheTuple(TYPOID,
|
||||
ObjectIdGetDatum(typid),
|
||||
0, 0, 0))
|
||||
return typtup.typalign;
|
||||
0, 0, 0);
|
||||
if (HeapTupleIsValid(tp))
|
||||
{
|
||||
Form_pg_type typtup = (Form_pg_type) GETSTRUCT(tp);
|
||||
return typtup->typalign;
|
||||
}
|
||||
else
|
||||
return 'i';
|
||||
}
|
||||
@ -494,12 +536,16 @@ get_typdefault(Oid typid)
|
||||
char
|
||||
get_typtype(Oid typid)
|
||||
{
|
||||
FormData_pg_type typtup;
|
||||
HeapTuple tp;
|
||||
|
||||
if (SearchSysCacheStruct(TYPOID, (char *) &typtup,
|
||||
tp = SearchSysCacheTuple(TYPOID,
|
||||
ObjectIdGetDatum(typid),
|
||||
0, 0, 0))
|
||||
return typtup.typtype;
|
||||
0, 0, 0);
|
||||
if (HeapTupleIsValid(tp))
|
||||
{
|
||||
Form_pg_type typtup = (Form_pg_type) GETSTRUCT(tp);
|
||||
return typtup->typtype;
|
||||
}
|
||||
else
|
||||
return '\0';
|
||||
}
|
||||
|
||||
92
src/backend/utils/cache/syscache.c
vendored
92
src/backend/utils/cache/syscache.c
vendored
@ -7,7 +7,7 @@
|
||||
*
|
||||
*
|
||||
* IDENTIFICATION
|
||||
* $Header: /cvsroot/pgsql/src/backend/utils/cache/syscache.c,v 1.26 1999/05/25 22:42:15 momjian Exp $
|
||||
* $Header: /cvsroot/pgsql/src/backend/utils/cache/syscache.c,v 1.27 1999/05/29 01:45:20 tgl Exp $
|
||||
*
|
||||
* NOTES
|
||||
* These routines allow the parser/planner/executor to perform
|
||||
@ -23,11 +23,7 @@
|
||||
#include "access/htup.h"
|
||||
#include "catalog/catname.h"
|
||||
#include "utils/catcache.h"
|
||||
#ifndef HAVE_MEMMOVE
|
||||
#include <regex/utils.h>
|
||||
#else
|
||||
#include <string.h>
|
||||
#endif
|
||||
|
||||
|
||||
/* ----------------
|
||||
@ -386,8 +382,7 @@ static struct cachedesc cacheinfo[] = {
|
||||
NULL}
|
||||
};
|
||||
|
||||
static struct catcache *SysCache[
|
||||
lengthof(cacheinfo)];
|
||||
static struct catcache *SysCache[lengthof(cacheinfo)];
|
||||
static int32 SysCacheSize = lengthof(cacheinfo);
|
||||
|
||||
|
||||
@ -547,7 +542,7 @@ SearchSysCacheStruct(int cacheId, /* cache selection code */
|
||||
tp = SearchSysCacheTuple(cacheId, key1, key2, key3, key4);
|
||||
if (!HeapTupleIsValid(tp))
|
||||
return 0;
|
||||
memmove(returnStruct, (char *) GETSTRUCT(tp), cacheinfo[cacheId].size);
|
||||
memcpy(returnStruct, (char *) GETSTRUCT(tp), cacheinfo[cacheId].size);
|
||||
return 1;
|
||||
}
|
||||
|
||||
@ -555,9 +550,12 @@ SearchSysCacheStruct(int cacheId, /* cache selection code */
|
||||
/*
|
||||
* SearchSysCacheGetAttribute
|
||||
* Returns the attribute corresponding to 'attributeNumber' for
|
||||
* a given cached tuple.
|
||||
* a given cached tuple. This routine usually needs to be used for
|
||||
* attributes that might be NULL or might be at a variable offset
|
||||
* in the tuple.
|
||||
*
|
||||
* XXX This re-opens a relation, so this is slower.
|
||||
* XXX This re-opens the relation, so this is slower than just pulling
|
||||
* fixed-location fields out of the struct returned by SearchSysCacheTuple.
|
||||
*
|
||||
* [callers all assume this returns a (struct varlena *). -ay 10/94]
|
||||
*/
|
||||
@ -638,7 +636,7 @@ SearchSysCacheGetAttribute(int cacheId,
|
||||
: attributeLength; /* fixed length */
|
||||
|
||||
tmp = (char *) palloc(size);
|
||||
memmove(tmp, (void *) attributeValue, size);
|
||||
memcpy(tmp, (void *) attributeValue, size);
|
||||
returnValue = (void *) tmp;
|
||||
}
|
||||
|
||||
@ -650,11 +648,8 @@ SearchSysCacheGetAttribute(int cacheId,
|
||||
* TypeDefaultRetrieve
|
||||
*
|
||||
* Given a type OID, return the typdefault field associated with that
|
||||
* type. The typdefault is returned as the car of a dotted pair which
|
||||
* is passed to TypeDefaultRetrieve by the calling routine.
|
||||
*
|
||||
* Returns a fixnum for types which are passed by value and a ppreserve'd
|
||||
* vectori for types which are not.
|
||||
* type. The result is a Datum, and points to palloc'd storage for
|
||||
* non-pass-by-value types.
|
||||
*
|
||||
* [identical to get_typdefault, expecting a (struct varlena *) as ret val.
|
||||
* some day, either of the functions should be removed -ay 10/94]
|
||||
@ -662,38 +657,24 @@ SearchSysCacheGetAttribute(int cacheId,
|
||||
void *
|
||||
TypeDefaultRetrieve(Oid typId)
|
||||
{
|
||||
struct varlena *typDefault;
|
||||
int32 dataSize;
|
||||
HeapTuple typeTuple;
|
||||
Form_pg_type type;
|
||||
int32 typByVal,
|
||||
typLen;
|
||||
struct varlena *typDefault;
|
||||
int32 dataSize;
|
||||
void *returnValue;
|
||||
|
||||
typeTuple = SearchSysCacheTuple(TYPOID,
|
||||
ObjectIdGetDatum(typId),
|
||||
0, 0, 0);
|
||||
|
||||
if (!HeapTupleIsValid(typeTuple))
|
||||
{
|
||||
#ifdef CACHEDEBUG
|
||||
elog(DEBUG, "TypeDefaultRetrieve: Lookup in %s(%d) failed",
|
||||
cacheinfo[TYPOID].name, TYPOID);
|
||||
#endif /* defined(CACHEDEBUG) */
|
||||
return NULL;
|
||||
}
|
||||
|
||||
type = (Form_pg_type) GETSTRUCT(typeTuple);
|
||||
typByVal = type->typbyval;
|
||||
typLen = type->typlen;
|
||||
|
||||
/*
|
||||
* First, see if there is a non-null typdefault field (usually there isn't)
|
||||
*/
|
||||
typDefault = (struct varlena *)
|
||||
SearchSysCacheGetAttribute(TYPOID,
|
||||
Anum_pg_type_typdefault,
|
||||
ObjectIdGetDatum(typId),
|
||||
0, 0, 0);
|
||||
|
||||
if (typDefault == (struct varlena *) NULL)
|
||||
if (typDefault == NULL)
|
||||
{
|
||||
#ifdef CACHEDEBUG
|
||||
elog(DEBUG, "TypeDefaultRetrieve: No extractable typdefault in %s(%d)",
|
||||
@ -704,26 +685,51 @@ TypeDefaultRetrieve(Oid typId)
|
||||
|
||||
dataSize = VARSIZE(typDefault) - VARHDRSZ;
|
||||
|
||||
/*
|
||||
* Need the type's length and byVal fields.
|
||||
*
|
||||
* XXX silly to repeat the syscache search that SearchSysCacheGetAttribute
|
||||
* just did --- but at present this path isn't taken often enough to
|
||||
* make it worth fixing.
|
||||
*/
|
||||
typeTuple = SearchSysCacheTuple(TYPOID,
|
||||
ObjectIdGetDatum(typId),
|
||||
0, 0, 0);
|
||||
|
||||
if (!HeapTupleIsValid(typeTuple))
|
||||
{
|
||||
/* should never get here, really... */
|
||||
#ifdef CACHEDEBUG
|
||||
elog(DEBUG, "TypeDefaultRetrieve: Lookup in %s(%d) failed",
|
||||
cacheinfo[TYPOID].name, TYPOID);
|
||||
#endif /* defined(CACHEDEBUG) */
|
||||
return NULL;
|
||||
}
|
||||
|
||||
type = (Form_pg_type) GETSTRUCT(typeTuple);
|
||||
typLen = type->typlen;
|
||||
typByVal = type->typbyval;
|
||||
|
||||
if (typByVal)
|
||||
{
|
||||
int8 i8;
|
||||
int16 i16;
|
||||
int32 i32;
|
||||
int32 i32 = 0;
|
||||
|
||||
if (dataSize == typLen)
|
||||
{
|
||||
switch (typLen)
|
||||
{
|
||||
case sizeof(int8):
|
||||
memmove((char *) &i8, VARDATA(typDefault), sizeof(int8));
|
||||
memcpy((char *) &i8, VARDATA(typDefault), sizeof(int8));
|
||||
i32 = i8;
|
||||
break;
|
||||
case sizeof(int16):
|
||||
memmove((char *) &i16, VARDATA(typDefault), sizeof(int16));
|
||||
memcpy((char *) &i16, VARDATA(typDefault), sizeof(int16));
|
||||
i32 = i16;
|
||||
break;
|
||||
case sizeof(int32):
|
||||
memmove((char *) &i32, VARDATA(typDefault), sizeof(int32));
|
||||
memcpy((char *) &i32, VARDATA(typDefault), sizeof(int32));
|
||||
break;
|
||||
}
|
||||
returnValue = (void *) i32;
|
||||
@ -738,9 +744,9 @@ TypeDefaultRetrieve(Oid typId)
|
||||
else
|
||||
{
|
||||
returnValue = (void *) palloc(VARSIZE(typDefault));
|
||||
memmove((char *) returnValue,
|
||||
(char *) typDefault,
|
||||
(int) VARSIZE(typDefault));
|
||||
memcpy((char *) returnValue,
|
||||
(char *) typDefault,
|
||||
(int) VARSIZE(typDefault));
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user