From 34018f5441ee81de73c0cc9ca608be7b0db0dd58 Mon Sep 17 00:00:00 2001
From: dimitr <dimitr@users.sourceforge.net>
Date: Tue, 23 Nov 2010 12:05:41 +0000
Subject: [PATCH] Fixed CORE-3256: Error "request depth exceeded" may appear
 while preparing a select query against a view with explicit plan.

---
 src/dsql/metd.epp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/dsql/metd.epp b/src/dsql/metd.epp
index 4442935c5c..8dc775beb6 100644
--- a/src/dsql/metd.epp
+++ b/src/dsql/metd.epp
@@ -1859,11 +1859,13 @@ dsql_rel* METD_get_view_relation(CompiledStatement* statement,
 			dsql_str* relation_name = MAKE_string(X.RDB$RELATION_NAME, strlen(X.RDB$RELATION_NAME));
 			relation = METD_get_relation(statement, relation_name);
 			delete relation_name;
+			EXE_unwind(tdbb, handle);
 			return relation;
 		}
 
 		relation = METD_get_view_relation(statement, X.RDB$RELATION_NAME, relation_or_alias);
 		if (relation) {
+			EXE_unwind(tdbb, handle);
 			return relation;
 		}