cubrid_col_size

(PECL CUBRID >= 8.3.0)

cubrid_col_size — Get the number of elements in collection type column using OID

Descrierea

cubrid_col_size ( resource $conn_identifier , string $oid , string $attr_name ) : int

The cubrid_col_size() function is used to get the number of elements in a collection type (set, multiset, sequence) attribute.

Parametri

conn_identifier: Connection identifier.
oid: OID the instance that you want to work with.
attr_name: Name of the attribute that you want to work with.

Valorile întoarse

Number of elements, when process is successful.

false, when process is unsuccessful.

Istoricul schimbărilor

Versiune	Descriere
8.3.1	Change return value: when process is unsuccessful, return false, not -1.

Exemple

Example #1 cubrid_col_size() 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);

$size = cubrid_col_size($conn, $oid, "b");
var_dump($size);

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

Exemplul de mai sus va afișa:

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

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