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Instead of having a configure-time DEFAULT_ATTSTATTARGET, store -1 in

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attstattarget to indicate 'use the default'.  The default is now a GUC
variable default_statistics_target, and so may be changed on the fly.  Along
the way we gain the ability to have pg_dump dump the per-column statistics
target when it's not the default.  Patch by Neil Conway, with some kibitzing
from Tom Lane.
This commit is contained in:
Tom Lane
2002-07-31 17:19:54 +00:00
parent 8be3cfbbd5
commit ce7565ab91
18 changed files with 125 additions and 60 deletions
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4
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 1.81 2002/07/20 05:16:56 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/access/common/tupdesc.c,v 1.82 2002/07/31 17:19:51 tgl Exp $
*
* NOTES
* some of the executor utility code such as "ExecTypeFromTL" should be
@ -375,7 +375,7 @@ TupleDescInitEntry(TupleDesc desc,
else
MemSet(NameStr(att->attname), 0, NAMEDATALEN);
att->attstattarget = 0;
att->attstattarget = -1;
att->attcacheoff = -1;
att->atttypmod = typmod;