cubrid_set_drop

(PECL CUBRID >= 8.3.0)

cubrid_set_dropDelete an element from set type column using OID

説明

cubrid_set_drop(
    resource $conn_identifier,
    string $oid,
    string $attr_name,
    string $set_element
): bool

The cubrid_set_drop() function is used to delete an element that you request from the given set type (set, multiset) attribute of the database.

パラメータ

conn_identifier

Connection identifier.

oid

OID of the instance you want to work with.

attr_name

Name of the attribute you want to delete an element from.

set_element

Content of the element you want to delete.

戻り値

成功した場合に true を、失敗した場合に false を返します。

例1 cubrid_set_drop() example

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

@
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')");

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

cubrid_move_cursor($req1CUBRID_CURSOR_FIRST);
$oid cubrid_current_oid($req);

$attr cubrid_col_get($conn$oid"b");
var_dump($attr);

cubrid_set_drop($conn$oid"b""1");

$attr cubrid_col_get($conn$oid"b");
var_dump($attr);

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

上の例の出力は以下となります。

array(3) {
  [0]=>
  string(1) "1"
  [1]=>
  string(1) "2"
  [2]=>
  string(1) "3"
}
array(2) {
  [0]=>
  string(1) "2"
  [1]=>
  string(1) "3"
}

参考

関連キーワード:  type, OID, from, column, using, cubrid, string, Delete, want, identifier