SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 3)
    Function toTypeName (children 1)
     ExpressionList (children 1)
      Identifier d
    Function toTypeName (children 1)
     ExpressionList (children 1)
      Identifier dt
    Function toTypeName (children 1)
     ExpressionList (children 1)
      Identifier dtm
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function generateRandom (children 1)
       ExpressionList (children 1)
        Literal \'d Date, dt DateTime(\\\'UTC\\\'), dtm DateTime(\\\'UTC\\\')\'
   Literal UInt64_1