CUBRID_SET_DROP(3) 1 CUBRID_SET_DROP(3)
cubrid_set_drop - Delete an element from set type column using OID
SYNOPSIS
bool cubrid_set_drop (resource $conn_identifier, string $oid, string $attr_name, string $set_element)
DESCRIPTION
The cubrid_set_drop(3) function is used to delete an element that you request from the given set type (set, multiset) attribute of the
database.
PARAMETERS
o $conn_identifier
-Connection identifier.
o $oid
-OID of the instance you want to work with.
o $attr_name
-Name of the attribute you want to delete an element from.
o $set_element
-Content of the element you want to delete.
RETURN VALUES
TRUE, when process is successful.
FALSE, when process is unsuccessful.
EXAMPLES
Example #1
cubrid_set_drop(3) 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);
?>
The above example will output:
array(3) {
[0]=>
string(1) "1"
[1]=>
string(1) "2"
[2]=>
string(1) "3"
}
array(2) {
[0]=>
string(1) "2"
[1]=>
string(1) "3"
}
SEE ALSO
cubrid_set_add(3).
PHP Documentation Group CUBRID_SET_DROP(3)
