public function update( $table, $where, $bind = array() )
{
    if( !isset($this->pdo) ) throw new Exception(__METHOD__.'! PDO Adapter is not initialised yet!', 500);

    parseTable($table, $as, $name);    // возвращает $as и $name

    $sets = '';
    foreach($bind as $field=>$val) {
      $sets .= ($sets !=''? ', ' : ''). " {$as}.`{$field}` = ?";
    }
    if( !empty($where) ) $where = 'WHERE ' . $where;
    $as = 'AS ' . $as;

    $this->st = $this->pdo->prepare( $sql="UPDATE {$name} {$as} {$sets} {$where};" );

    if( IS_DEBUG ) $this->debug .=
        "\n<p>MySql->update()::\n{$sql}\n</p><pre>".print_r($this->st, true).print_r($bind, true).'</pre>'
    ;
    $res = false;
    if( $this->st !== false ) $res = $this->st->execute( array_values($bind) );
    if( !$res && IS_DEBUG ) {
        $this->setError();
        $this->debug .= "\n<p>PDO ERROR!\n{$this->lastError}\n</p>";
    }
    $this->st->closeCursor();
    unset($this->st);
    return $res;
}