I am new to T-SQL and would greatly appreciate help on the following query on the Stack Exchange Data Explorer.
For a given comment I need to display the username and reputation of whoever posted the comment, and whoever posted the post that was commented on. For instance, comment 5245510:
Why not using
isnan()from math.h? Any specially reason?
The result would be similar to:
commenter username reputation poster username reputation Constantin 2,474 kp11 419