tree 7352b6c060c1d9575b85cb666e6b62544e3d4f6f
parent c89b2d6e2294efd19696d391c43861ecc1fae323
author Nick Vatamaniuc <vatamane@apache.org> 1579925008 -0500
committer Nick Vatamaniuc <nickva@users.noreply.github.com> 1579983115 -0500

Add transaction option to disallow writes

Add `disallow_writes | allow_writes` transaction options.

If the transaction hasn't done any writes yet, it is possible to set the
`disallow_writes` option, and then every write attempt will throw a
`writes_not_allowed` error.