cubrid_col_size

(PECL CUBRID >= 8.3.0)

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

Descrição

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.

Parâmetros

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.

Valor Retornado

Number of elements, when process is successful, ou false em caso de falha.

Registro de Alterações

Versão	Descrição
8.3.1	Change return value: when process is unsuccessful, return false, not -1.

Exemplos

Exemplo #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);
?>

O exemplo acima produzirá:

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

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