Add set operator docs
What does this MR do and why?
Document use of FromUnion
as a more idiomatic way to create SQL UNIONs. Also noted availability of equivalent concerns for EXCEPT
and INTERSECT
.
MR acceptance checklist
This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.
-
I have evaluated the MR acceptance checklist for this MR.
Closes #240799 (closed)
Edited by Alex Pooley