SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function equals (children 1)
     ExpressionList (children 2)
      Function IPv4NumToString (children 1)
       ExpressionList (children 1)
        Function materialize (children 1)
         ExpressionList (children 1)
          Function toUInt32 (children 1)
           ExpressionList (children 1)
            Literal UInt64_0
      Function materialize (children 1)
       ExpressionList (children 1)
        Literal \'0.0.0.0\'