* Check if column exist before rename if exist, just return with no error
* Also check if errors column exist
* Add comment for migration
* Fix sqlite test
* Add migrating message
Signed-off-by: Andrew Thornton <art27@cantab.net>
* simplify messenger
Signed-off-by: Andrew Thornton <art27@cantab.net>
* make messenger an interface
Signed-off-by: Andrew Thornton <art27@cantab.net>
* rename
Signed-off-by: Andrew Thornton <art27@cantab.net>
* prepare for merge
Signed-off-by: Andrew Thornton <art27@cantab.net>
* as per tech
Signed-off-by: Andrew Thornton <art27@cantab.net>
Co-authored-by: 6543 <6543@obermui.de>
Lunny Xiao
zeripath