Re: POC: converting Lists into arrays

[ returning to this topic now that the CF is over ]

I wrote:
> Perhaps there's an argument for doing something to change the behavior
> of list_union and list_difference and friends.  Not sure --- it could
> be a foot-gun for back-patching.  I'm already worried about the risk
> of back-patching code that assumes the new semantics of list_concat.
> (Which might be a good argument for renaming it to something else?
> Just not list_union, please.)

Has anyone got further thoughts about naming around list_concat
and friends?

If not, I'm inclined to go ahead with the concat-improvement patch as
proposed in [1], modulo the one improvement David spotted.

            regards, tom lane

[1] https://www.postgresql.org/message-id/6704.1563739305@sss.pgh.pa.us