8. etapp: DDL-i genereerimine ja ülevaatus
Kompetentsi Andmete modelleerimine knobit · K-857 · Teadmine
Explains schema migration and rollback
Mida see tähendab
Changes to a populated database need migrations and backfills; dropping tables is not a rollback.
Kuidas seda hinnatakse
Plans the migration and rollback for sample changes
Tugineb
- Puudub
Vajalik
- Recognises greenfield DDL aimed at a populated databaseK-822 · Oskus
- Recognises a drop script used as a rollbackK-823 · Oskus