From 440364362e31eb0fae73b827ef3e641aa2d94d86 Mon Sep 17 00:00:00 2001
From: michel_ferreira <michel_ferreira@b08c6af1-5177-4d33-ba66-4b1c6b8b522a>
Date: Mon, 16 Jan 2006 21:00:12 +0000
Subject: [PATCH] MYDDAS: exist/1 using LIMIT 1 on the subquery

git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@1514 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
---
 library/MYDDAS/myddas_prolog2sql.yap | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/MYDDAS/myddas_prolog2sql.yap b/library/MYDDAS/myddas_prolog2sql.yap
index 79d595572..873a5340f 100644
--- a/library/MYDDAS/myddas_prolog2sql.yap
+++ b/library/MYDDAS/myddas_prolog2sql.yap
@@ -1031,7 +1031,7 @@ query_atom(existential_subquery(Select,From,Where),QueryList,Diff):-
    clause_atom('SELECT',Select,',',X1,X2),
    clause_atom('FROM',From,',',X2,X3),
    clause_atom('WHERE',Where,'AND',X3,X4),
-   column_atom(')',X4,Diff).
+   column_atom('LIMIT 1)',X4,Diff).