mootensai\enhancedgii\migration\Generator::generateColumns PHP Метод

    protected function generateColumns($table)
    {
        $columns = [];
        $needPK = true;
        foreach ($table->columns as $column) {
            if ($column->autoIncrement) {
                $columns[$column->name] = $column->type == Schema::TYPE_BIGINT ? '$this->bigPrimaryKey()' : '$this->primaryKey()';
                $needPK = false;
                continue;
            }
            $columns[$column->name] = $this->getSchemaType($column);
        }
        if ($needPK && !empty($table->primaryKey)) {
            $pks = implode(']], [[', $table->primaryKey);
            $columns[0] = "PRIMARY KEY ([[{$pks}]])";
        }
        return $columns;
    }