Nette 2.3.0 beta for testing

Good job @DavidGrudl and @Milo. You are the best! (-: Thank you.

Honza Marek wrote:

Nette\Database: added support for += and -= in UPDATE statement

I was about to use this feature but I can't find it anywhere documented nor tested. Does it really exist?

https://github.com/…a7de0afa128e

@DavidGrudl You should move the migration guide somewhere else. It's difficult to find here.