query-table-with-voltage-secure-protect-all-keys.md

=> SELECT id, first_name, last_name FROM customers3 u
          JOIN (SELECT VoltageSecureProtectAllKeys('376765616314013' USING PARAMETERS
                                                   format='cc_num',
                                                   config_dfs_path='/voltagesecure/conf')
          OVER ()) pak
          ON u.cc_num = pak.protected;

  id  | first_name | last_name
------+------------+-----------
 5345 | Thane      | Ross

(1 row)