SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 4)
    Literal \'constants:\'
    Function toLowCardinality (children 1)
     ExpressionList (children 1)
      Literal \'abced\'
    Function toTypeName (children 1)
     ExpressionList (children 1)
      Function toLowCardinality (children 1)
       ExpressionList (children 1)
        Literal \'abced\'
    Function byteSize (children 1)
     ExpressionList (children 1)
      Function toLowCardinality (children 1)
       ExpressionList (children 1)
        Literal \'abced\'
