Creating and dropping tables in a long-running Columnstore installation
were going to overflow used OIDs set, leading to semi-functional database.
Now DROP TABLE releases all OIDs back to reuse.
- occured -> occurred
- reponse -> response
- seperated -> separated
All new code of the whole pull request, including one or several files
that are either new files or modified ones, are contributed under the
BSD-new license. I am contributing on behalf of my employer Amazon Web
Services, Inc.