diff --git a/transfer_service/db_connector.py b/transfer_service/db_connector.py
index 353a612143681ee1f22e177af1bafcf03390693a..9f8b1e4580cacd4ecf3b9d16fd35be0a3f0fea26 100644
--- a/transfer_service/db_connector.py
+++ b/transfer_service/db_connector.py
@@ -80,7 +80,7 @@ class DbConnector(object):
         try:
             conn = self.getConnection()
             cursor = conn.cursor(cursor_factory = RealDictCursor)
-            cursor.execute("SELECT * FROM node_vos_path WHERE vos_path = %s;", (vospacePath,))
+            cursor.execute("SELECT id_from_vos_path(%s);", (vospacePath,))
             result = cursor.fetchall()
             cursor.close()
         except Exception:
@@ -102,9 +102,8 @@ class DbConnector(object):
             cursor = conn.cursor(cursor_factory = RealDictCursor)
             cursor.execute("""
                 SELECT creator_id
-                FROM node_vos_path nvp
-                JOIN node n ON nvp.node_id = n.node_id
-                WHERE vos_path = %s;
+                FROM node
+                WHERE node_id = id_from_vos_path(%s);
                 """, 
                 (vospacePath,))
             result = cursor.fetchall()
@@ -125,9 +124,8 @@ class DbConnector(object):
             cursor = conn.cursor(cursor_factory = RealDictCursor)
             cursor.execute("""
                 SELECT unnest(group_read) as group_read
-                FROM node_vos_path nvp
-                JOIN node n ON nvp.node_id = n.node_id
-                WHERE vos_path = %s;
+                FROM node
+                WHERE node_id = id_from_vos_path(%s);
                 """, 
                 (vospacePath,))
             result = cursor.fetchall()
@@ -150,9 +148,8 @@ class DbConnector(object):
             cursor = conn.cursor(cursor_factory = RealDictCursor)
             cursor.execute("""
                 SELECT unnest(group_write) as group_write
-                FROM node_vos_path nvp
-                JOIN node n ON nvp.node_id = n.node_id
-                WHERE vos_path = %s;
+                FROM node
+                WHERE node_id = id_from_vos_path(%s);
                 """, 
                 (vospacePath,))
             result = cursor.fetchall()