public function manyToOne($id, $foreignKey, $extTable, $primary, $nameColumn, $label)
{
$this->internalAddColumn(SQLColumn::CATEGORY_FOREIGN, $id, array('fk_type' => 'manyToOne', 'fk_table' => $extTable, 'fk_primary' => $primary, 'fk_name_col' => $nameColumn, 'expr' => $foreignKey, 'label' => $label));
}