SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier xy
   Function equals (children 1)
    ExpressionList (children 2)
     Function modulo (children 1)
      ExpressionList (children 2)
       Function intHash64 (children 1)
        ExpressionList (children 1)
         Identifier x
       Literal UInt64_2
     Function modulo (children 1)
      ExpressionList (children 2)
       Function intHash64 (children 1)
        ExpressionList (children 1)
         Literal UInt64_2
       Literal UInt64_2