Fix for issue 813 - enabling prefix btree search with non-matching predicates

Change-Id: I59eb43afa7dbcabd7f43269566d75c9361c55386
Reviewed-on: http://fulliautomatix.ics.uci.edu:8443/171
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: abdullah alamoudi <bamousaa@gmail.com>
diff --git a/asterix-app/src/test/resources/optimizerts/queries/btree-index/btree-secondary-51.aql b/asterix-app/src/test/resources/optimizerts/queries/btree-index/btree-secondary-51.aql
index 5ae63a9..d702d7d 100644
--- a/asterix-app/src/test/resources/optimizerts/queries/btree-index/btree-secondary-51.aql
+++ b/asterix-app/src/test/resources/optimizerts/queries/btree-index/btree-secondary-51.aql
@@ -18,10 +18,11 @@
     lname : string
 }
 
+// create internal dataset
 create dataset testdst(TestType) primary key id;
 
 create index sec_Idx on testdst(fname,lname);
 
-for $emp in dataset('testdst')
-where $emp.fname >= "Craig" and $emp.lname <= "Kevin" and $emp.fname <= "Mary" and $emp.lname >= "Tomes"
+for $emp in dataset('testdst') 
+where $emp.fname > "Craig" and $emp.lname > "Kevin" and $emp.fname <= "Mary" and $emp.lname <= "Tomes"
 return $emp