| Subject | English | Polish |
| comp., MS | differential backup | różnicowa kopia zapasowa (A backup containing only changes made to the database since the preceding data backup on which the differential backup is based) |
| comp., MS | file differential backup | różnicowa kopia zapasowa pliku (A backup of one or more files containing only changes made to each file since its most recent file backup. A file differential backup requires a full file backup as a base) |
| comp., MS | full differential backup | pełna różnicowa kopia zapasowa (A backup of all files in the database, containing only changes made to the database since the most recent full backup. A full differential backup requires a full backup as a base) |
| comp., MS | partial differential backup | częściowa różnicowa kopia zapasowa (A partial backup that is differential relative to a single, previous partial backup (the base backup). For a read-only database, a partial differential backup contains only the primary filegroup) |