Ouzo\Db\WhereClause\ArrayWhereClause::_buildWhereKey PHP Метод

    private static function _buildWhereKey($column, $value)
    {
        if (is_array($value)) {
            return self::_buildWhereKeyIn($column, $value);
        }
        if ($value instanceof Restriction) {
            return $value->toSql($column);
        }
        return $column . ' = ?';
    }