SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 3)
    Function toDecimal32 (children 1)
     ExpressionList (children 2)
      Literal \'1.1\'
      Literal UInt64_1
    Function toDecimal32 (children 1)
     ExpressionList (children 2)
      Literal \'1.1\'
      Literal UInt64_2
    Function toDecimal32 (children 1)
     ExpressionList (children 2)
      Literal \'1.1\'
      Literal UInt64_8