SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function equals (children 1)
     ExpressionList (children 2)
      Function xxHash32 (children 1)
       ExpressionList (children 1)
        Function CAST (children 1)
         ExpressionList (children 2)
          Literal UInt64_3
          Literal \'UInt8\'
      Function toUInt32 (children 1)
       ExpressionList (children 1)
        Literal UInt64_565077562