customerId  |  name  | email            |telephone
 -------------------------------------------------
 00001      | Anne   | anne@gmail.com   | 123456
 00002      | Ben    | ben@gmail.com    |
 00003      | Ryan   | ryan@yahoo.com   |

customerId | name   | email            | telephone
 ---------------------------------------------------
 76105      | Anne   | anne@gmail.com   |
 89102      | Ben    | ben@gmail.com    | 567890
 23390      | Ryan   | ryan@yahoo.com   | 756541
 43769      | Abby   | abby@yahoo.com   | 890437

customerId  |  name  | email            |telephone
 -------------------------------------------------
  00001      | Anne   | anne@gmail.com   | 123456
  00002      | Ben    | ben@gmail.com    | 567890
  00003      | Ryan   | ryan@yahoo.com   | 756541

customerId  |  name  | email            |telephone
 -------------------------------------------------
  43769      | Abby   | abby@gmail.com   | 890437