diff --git a/database.py b/database.py
index f68e7c0..4ee403f 100644
--- a/database.py
+++ b/database.py
@@ -24,7 +24,13 @@ class DBConnector:
         self.conn.close()
 
     def _query(self, sql):
-        self.cur.execute(sql)
+        try:
+            self.cur.execute(sql)
+            result = self.cur.fetchall()
+        except psycopg2.DatabaseError as e:
+            result = []
+        return result
+
 
     def read(self, **kwargs):
         """Read rows from a database that match the specified filters.