MysqlndUhConnection::selectDb

Selects the default database for database queries

Description

public bool MysqlndUhConnection::selectDb ( mysqlnd_connection $connection , string $database )

Selects the default database for database queries.

Parameters

connection

Mysqlnd connection handle. Do not modify!

database

The database name.

Return Values

Returns TRUE on success. Otherwise, returns FALSE

Examples

Example #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($rettrue));
  return 
$ret;
 }
}
mysqlnd_uh_set_connection_proxy(new proxy());
$mysqli = new mysqli("localhost""root""""test");
$mysqli->select_db("mysql");
?>

The above example will output:

proxy::selectDb(array (
  0 => NULL,
  1 => 'mysql',
))
proxy::selectDb returns true

See Also

  • mysqlnd_uh_set_connection_proxy
  • mysqli_select_db
  • mysql_select_db