SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function cityHash64 (children 1)
     ExpressionList (children 1)
      Function groupArraySorted (children 2)
       ExpressionList (children 1)
        Identifier x
       ExpressionList (children 1)
        Literal UInt64_100
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier enum_pk
   Function greater (children 1)
    ExpressionList (children 2)
     Function exp2 (children 1)
      ExpressionList (children 1)
       Function notEquals (children 1)
        ExpressionList (children 2)
         Function notEquals (children 1)
          ExpressionList (children 2)
           Identifier x
           Function toString (children 1)
            ExpressionList (children 1)
             Literal UInt64_0
         Literal UInt64_0
     Literal UInt64_1
