MysqlndUhConnection::selectDb
(PECL mysqlnd-uh >= 1.0.0-alpha)
MysqlndUhConnection::selectDb — Selects the default database for database queries
Descrição
public MysqlndUhConnection::selectDb
( mysqlnd_connection
$connection
, string $database
) : boolSelects the default database for database queries.
Parâmetros
-
connection -
Mysqlnd connection handle. Do not modify!
-
database -
The database name.
Valor Retornado
Returns true on success.
Otherwise, returns false
Exemplos
Exemplo #1 MysqlndUhConnection::selectDb() example
<?php
class proxy extends MysqlndUhConnection {
public function selectDb($res, $database) {
printf("%s(%s)\n", __METHOD__, var_export(func_get_args(), true));
$ret = parent::selectDb($res, $database);
printf("%s returns %s\n", __METHOD__, var_export($ret, true));
return $ret;
}
}
mysqlnd_uh_set_connection_proxy(new proxy());
$mysqli = new mysqli("localhost", "root", "", "test");
$mysqli->select_db("mysql");
?>
O exemplo acima irá imprimir:
proxy::selectDb(array ( 0 => NULL, 1 => 'mysql', )) proxy::selectDb returns true
Veja Também
- mysqlnd_uh_set_connection_proxy() - Installs a proxy for mysqlnd connections
- mysqli_select_db() - Selects the default database for database queries
- mysql_select_db() - Seleciona um banco de dados MySQL
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