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cubrid_set_drop - Delete an element from set type column using OID
Вернуться к: CUBRID Функции
cubrid_set_drop
(PECL CUBRID >= 8.3.0)
cubrid_set_drop — Delete an element from set type column using OID
Описание
bool cubrid_set_drop
( resource
$conn_identifier
, string $oid
, string $attr_name
, string $set_element
)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.
Список параметров
-
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.
Возвращаемые значения
TRUE, when process is successful.
FALSE, when process is unsuccessful.
Примеры
Пример #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($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);
?>
Результат выполнения данного примера:
array(3) {
[0]=>
string(1) "1"
[1]=>
string(1) "2"
[2]=>
string(1) "3"
}
array(2) {
[0]=>
string(1) "2"
[1]=>
string(1) "3"
}
Вернуться к: CUBRID Функции