#55 If switch on for multiple file add the sort column to the database (state: open)

The file attribute use permanently the virtual sort attribute. We must have the virtual sort attribute only the file attribute works in the multiple mode.

@baumannsven: have you a reference item?

@zonky2 What do you mean with reference item?

This can be tested.

Please test update handler (runonce) too. For the update handler test you must delete the columns ending with sort in all mm* tables.

@baumannsven sorry - I mean Issue ...

No exist in issue for this

or add description

If merge this pull request you must use https://github.com/MetaModels/core/pull/1107 to.

note: think about an exception if column <file-attribute-column>_sort already exist...

For works correctly by sort manual, must be merge this https://github.com/MetaModels/attribute_translatedfile/pull/14