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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/commands/copy.c
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@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/copy.c,v 1.178 2002/11/10 07:25:13 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/copy.c,v 1.179 2002/11/11 03:02:18 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -804,8 +804,9 @@ CopyFrom(Relation rel, List *attnumlist, bool binary, bool oids,
elements = (Oid *) palloc(num_phys_attrs * sizeof(Oid));
defmap = (int *) palloc(num_phys_attrs * sizeof(int));
defexprs = (Node **) palloc(num_phys_attrs * sizeof(Node *));
constraintexprs = (Node **) palloc0(num_phys_attrs * sizeof(Node *));
constraintexprs = (Node **) palloc(num_phys_attrs * sizeof(Node *));
constraintconsts = (Const **) palloc(num_phys_attrs * sizeof(Const *));
MemSet(constraintexprs, 0, num_phys_attrs * sizeof(Node *));
for (i = 0; i < num_phys_attrs; i++)
{