(PECL CUBRID >= 8.3.0)
cubrid_set_drop — 使用 OID 從集合類型欄位中刪除元素
cubrid_set_drop() 函式是用於從資料庫給定集合類型 (set, multiset) 屬性中刪除您請求的元素。
conn_identifier連線識別碼。
oid您要操作的實例的 OID。
attr_name您要從中刪除元素的屬性名稱。
set_element您要刪除的元素內容。
範例 #1 cubrid_set_drop() 範例
<?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($req, 1, CUBRID_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);
?>上述範例將輸出
array(3) {
[0]=>
string(1) "1"
[1]=>
string(1) "2"
[2]=>
string(1) "3"
}
array(2) {
[0]=>
string(1) "2"
[1]=>
string(1) "3"
}