SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 2)
    Function toFixedString (children 1)
     ExpressionList (children 2)
      Function toFixedString (children 1)
       ExpressionList (children 2)
        Function toLowCardinality (children 1)
         ExpressionList (children 1)
          Function toFixedString (children 1)
           ExpressionList (children 2)
            Literal \'--------------------\'
            Function toNullable (children 1)
             ExpressionList (children 1)
              Literal UInt64_20
        Function toLowCardinality (children 1)
         ExpressionList (children 1)
          Literal UInt64_20
      Literal UInt64_20
    Asterisk
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function executable (children 1)
       ExpressionList (children 2)
        Literal \'data String\'
        Set
