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Add btree_gist support for searching on "not equals".

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Jeff Davis, with slight editorialization by me.
This commit is contained in:
Robert Haas
2010-08-02 16:26:48 +00:00
parent 98c2383ba5
commit ad17ff95cf
5 changed files with 72 additions and 5 deletions
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5
contrib/btree_gist/btree_utils_var.c
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@ -1,5 +1,5 @@
/*
* $PostgreSQL: pgsql/contrib/btree_gist/btree_utils_var.c,v 1.23 2010/02/26 02:00:32 momjian Exp $
* $PostgreSQL: pgsql/contrib/btree_gist/btree_utils_var.c,v 1.24 2010/08/02 16:26:48 rhaas Exp $
*/
#include "btree_gist.h"
@ -596,6 +596,9 @@ gbt_var_consistent(
retval = (*tinfo->f_cmp) ((bytea *) query, key->upper) <= 0
|| gbt_var_node_pf_match(key, query, tinfo);
break;
case BtreeGistNotEqualStrategyNumber:
retval = ! ((*tinfo->f_eq) (query, key->lower) && (*tinfo->f_eq) (query, key->upper));
break;
default:
retval = FALSE;
}