This is used to fix the fb_exec_requests query; by default, it was doing
"fanout", but that doesn't make sense in serverless. So we needed a way
to prevent fanout when running Serverless. This gets that distinction
from the `SystemAPI.ClusterName()` method.
* only keep the last 2000 requests and truncate sql and plan text to 4K each
* fixed import
* address review feedback
Co-authored-by: Fletcher Haynes <fletcher.haynes@generalassemb.ly>
implements an fb_exec_requests system table. The purpose of this table is to allow access to internal state to see what queries are running and have been run.
Co-authored-by: Travis Turner <travis@molecula.com>
(cherry picked from commit 47d8be26f5)
