What is TUF file and it contains?

1.	What is TUF file and it contains?
Answer» We need to perform force failover to bring mirror online when Principle is down. We can perform this using below COMMAND: ALTER DATABASE <DB Name> SET PARTNER FORCE_SERVICE_ALLOW_DATA_LOSS If you try to do failover like the normal situation when the principle is online [ALTER DATABASE <DB Name> SET PARTNER FAILOVER] then you will receive below error. ALTER DATABASE <DB Name> SET PARTNER FAILOVER Msg 1404, LEVEL 16, STATE 10, Line 1 Above command failed because the database mirror is busy. Reissue the command later.d later.

Answer»

We need to perform force failover to bring mirror online when Principle is down. We can perform this using below COMMAND:

ALTER DATABASE <DB Name> SET PARTNER FORCE_SERVICE_ALLOW_DATA_LOSS

If you try to do failover like the normal situation when the principle is online [ALTER DATABASE <DB Name> SET PARTNER FAILOVER] then you will receive below error.

ALTER DATABASE <DB Name> SET PARTNER FAILOVER

Msg 1404, LEVEL 16, STATE 10, Line 1 Above command failed because the database mirror is busy. Reissue the command later.d later.

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