Update by query

[gooverdian]

What steps will reproduce the problem?

Try to update many documents

What's expected?

I wanna use _update_by_query

What do you get instead?

I can't

Additional info

Q	A
Yii version
PHP version
Operating system

I can't find this method anywhere, is it implemented? If not, I can try to do this

[cebe]

currently only delete by query is implemented, update by query is not.

[IvoPereira]

Is this planned at all @cebe ? Otherwise if you are open to it, I might submit a PR.

[samdark]

@IvoPereira please do.