SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function arrayDistinct (children 1)
     ExpressionList (children 1)
      Function groupArray (children 1)
       ExpressionList (children 1)
        Function dictGetInt8 (children 1)
         ExpressionList (children 3)
          Literal \'db_01501.cache_dict\'
          Literal \'Int8_\'
          Function toUInt64 (children 1)
           ExpressionList (children 1)
            Identifier number
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function numbers (children 1)
       ExpressionList (children 1)
        Literal UInt64_10
