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Fix two-argument form of ts_rewrite() so it actually works for cases where

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a later rewrite rule should change a subtree modified by an earlier one.
Per my gripe of a few days ago.
This commit is contained in:
Tom Lane
2007-10-23 01:44:40 +00:00
parent bb36c51fcd
commit 12f25e70a6
4 changed files with 30 additions and 4 deletions
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9
src/backend/utils/adt/tsquery_rewrite.c
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@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/adt/tsquery_rewrite.c,v 1.4 2007/09/07 16:03:40 teodor Exp $
* $PostgreSQL: pgsql/src/backend/utils/adt/tsquery_rewrite.c,v 1.5 2007/10/23 01:44:39 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -467,6 +467,13 @@ tsquery_rewrite(PG_FUNCTION_ARGS)
QTNFree(qsubs);
if (qtsubs != (TSQuery) DatumGetPointer(sdata))
pfree(qtsubs);
if (tree)
{
/* ready the tree for another pass */
QTNClearFlags(tree, QTN_NOCHANGE);
QTNSort(tree);
}
}
}