public function __construct(Select $select)
{
$this->res = $select->execute();
$this->row_count = $this->res->rowCount();
$this->select = $select;
}
public function compile()
{
list($sql, $bind) = parent::compile();
if ($this->for_update !== null) {
$sql .= ' FOR UPDATE';
if ($this->for_update) {
$sql .= ' NOTWAIT';
}
} elseif ($this->for_share !== null) {
$sql .= ' FOR SHARE';
if ($this->for_share) {
$sql .= ' NOTWAIT';
}
}
return array($sql, $bind);
}
/**
* 生成Onion\Storage\DB\Select实例
*
* @param string $table_name
* @access public
* @return Onion\Storage\DB\Select
*/
public function select($table_name)
{
$select = new Select($this);
return $select->from($table_name);
}