public static function getSql() { if (!self::$_sql) { $sql = new PDO('mysql:host=127.0.0.1;dbname=media-blaze-text.local', 'root', ''); $sql->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_WARNING); self::$_sql = $sql; } return self::$_sql; }
/** * delete * @param string $table 表名 * @return instance */ public static function delete($table = '') { self::$_sql = 'delete from ' . $table; return self::instance(); }