Handle dead-connection errors for users of python-oracledb
Added two new error codes for Oracle disconnect handling to support early
testing of the new "python-oracledb" driver released by Oracle.
Fixes: #8066
Closes: #8065
Pull-request: https://github.com/sqlalchemy/sqlalchemy/pull/8065
Pull-request-sha:
d630b8457a1d29b7a1354ccc6d5e2956eea865f6
Change-Id: Ib14dbb888597b1087b1bb7c505ccad59df226177
(cherry picked from commit
2bf00472bfafd8fd0cca5b4fe55ff4faf1a1279e)
(cherry picked from commit
8564e2abf97795819f655a70b19b3bc820729c79)