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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/explain.c
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@ -5,7 +5,7 @@
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
* Portions Copyright (c) 1994-5, Regents of the University of California
*
* $Header: /cvsroot/pgsql/src/backend/commands/explain.c,v 1.91 2002/11/10 07:25:13 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/explain.c,v 1.92 2002/11/11 03:02:18 momjian Exp $
*
*/
@ -164,7 +164,8 @@ ExplainOneQuery(Query *query, ExplainStmt *stmt, TupOutputState *tstate)
(double) endtime.tv_usec / 1000000.0;
}
es = (ExplainState *) palloc0(sizeof(ExplainState));
es = (ExplainState *) palloc(sizeof(ExplainState));
MemSet(es, 0, sizeof(ExplainState));
es->printCost = true; /* default */