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Back out use of palloc0 in place if palloc/MemSet. Seems constant len

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to MemSet is a performance boost.
This commit is contained in:
Bruce Momjian
2002-11-11 03:02:20 +00:00
parent 5d283d89cb
commit 75fee4535d
38 changed files with 212 additions and 110 deletions
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5
src/backend/access/common/tupdesc.c
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@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/access/common/tupdesc.c,v 1.92 2002/11/10 07:25:13 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/access/common/tupdesc.c,v 1.93 2002/11/11 03:02:18 momjian Exp $
*
* NOTES
* some of the executor utility code such as "ExecTypeFromTL" should be
@@ -60,7 +60,8 @@ CreateTemplateTupleDesc(int natts, bool hasoid)
{
uint32 size = natts * sizeof(Form_pg_attribute);
desc->attrs = (Form_pg_attribute *) palloc0(size);
desc->attrs = (Form_pg_attribute *) palloc(size);
MemSet(desc->attrs, 0, size);
}
else
desc->attrs = NULL;