* Add a table Begin of the insertion`last_project_folder`.End of the insertion Begin of the deletion `last_project_folder`(project\_id, origin\_folder\_id).End of the deletion Have a dedicated description for this table (why do we need it?).
* Columns: project\_storages\_id `int`, origin\_folder\_id Begin of the insertion`string`,End of the insertion Begin of the deletion `int`,End of the deletion mode `enum project_folders_modes`
* PK: Begin of the insertionproject\_storages\_id and modeEnd of the insertion Begin of the deletion all columsEnd of the deletion