cubrid_drop

Delete an instance using OID

&reftitle.description; `bool` `cubrid_drop` `resource` `conn_identifier` `string` `oid`

The `cubrid_drop` function is used to delete an instance from database by using the `oid` of the instance.

&reftitle.parameters;

`conn_identifier`

- Connection identifier.

`oid`

- Oid of the instance that you want to delete.

&reftitle.returnvalues;

&return.success;

&reftitle.examples;

### `cubrid_drop` example

    <?php
    $conn = cubrid_connect("localhost", 33000, "demodb");

    @cubrid_execute($conn, "DROP TABLE foo");
    cubrid_execute($conn, "CREATE TABLE foo(a int AUTO_INCREMENT, b set(int), c list(int), d char(10))");
    cubrid_execute($conn, "INSERT INTO foo(a, b, c, d) VALUES(1, {1,2,3}, {11,22,33,333}, 'a')");
    cubrid_execute($conn, "INSERT INTO foo(a, b, c, d) VALUES(2, {4,5,7}, {44,55,66,666}, 'b')");

    $req = cubrid_execute($conn, "SELECT * FROM foo", CUBRID_INCLUDE_OID);

    cubrid_move_cursor($req, 1, CUBRID_CURSOR_FIRST);
    $oid = cubrid_current_oid($req);

    printf("--- Before Drop: ---\n");
    $attr = cubrid_get($conn, $oid);
    var_dump($attr);

    if (cubrid_drop($conn, $oid)) {
        cubrid_commit($conn);
    } else {
        cubrid_rollback($conn);
    }

    cubrid_close_request($req);

    $req = cubrid_execute($conn, "SELECT * FROM foo", CUBRID_INCLUDE_OID);

    cubrid_move_cursor($req, 1, CUBRID_CURSOR_FIRST);
    $oid = cubrid_current_oid($req);

    printf("\n--- After Drop: ---\n");
    $attr = cubrid_get($conn, $oid);
    var_dump($attr);

    cubrid_close_request($req);
    cubrid_disconnect($conn);
    ?>

&example.outputs;

    --- Before Drop: ---
    array(4) {
      ["a"]=>
      string(1) "1"
      ["b"]=>
      array(3) {
        [0]=>
        string(1) "1"
        [1]=>
        string(1) "2"
        [2]=>
        string(1) "3"
      }
      ["c"]=>
      array(4) {
        [0]=>
        string(2) "11"
        [1]=>
        string(2) "22"
        [2]=>
        string(2) "33"
        [3]=>
        string(3) "333"
      }
      ["d"]=>
      string(10) "a         "
    }

    --- After Drop: ---
    array(4) {
      ["a"]=>
      string(1) "2"
      ["b"]=>
      array(3) {
        [0]=>
        string(1) "4"
        [1]=>
        string(1) "5"
        [2]=>
        string(1) "7"
      }
      ["c"]=>
      array(4) {
        [0]=>
        string(2) "44"
        [1]=>
        string(2) "55"
        [2]=>
        string(2) "66"
        [3]=>
        string(3) "666"
      }
      ["d"]=>
      string(10) "b         "
    }

&reftitle.seealso;

- `cubrid_is_instance`