[GitHub] [iceberg] yyanyy commented on a change in pull request #2891: Fix -NaN ordering in spec

[GitBox <gi...@apache.org>]

yyanyy commented on a change in pull request #2891:
URL: https://github.com/apache/iceberg/pull/2891#discussion_r679523222



##########
File path: site/docs/spec.md
##########
@@ -267,7 +267,8 @@ A sort order is defined by an sort order id and a list of sort fields. The order
 
 Order id `0` is reserved for the unsorted order. 
 
-Sorting floating-point numbers should produce the following behavior: `-NaN` < `-Infinity` < `-value` < `-0` < `0` < `value` < `Infinity` < `NaN`. This aligns with the implementation of Java floating-point types comparisons. 
+Sorting floating-point numbers should produce the following behavior: `-Infinity` < `-value` < `-0` < `0` < `value` < `Infinity` < `NaN`.
+The different `NaN` representation can be in an arbitrary order. This aligns with the implementation of Java floating-point types comparisons.

Review comment:
       can you specify more on what "order" means here? 




-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

To unsubscribe, e-mail: issues-unsubscribe@iceberg.apache.org

For queries about this service, please contact Infrastructure at:
users@infra.apache.org



---------------------------------------------------------------------
To unsubscribe, e-mail: issues-unsubscribe@iceberg.apache.org
For additional commands, e-mail: issues-help@iceberg.apache.org