What is database mirroring in SQL Server 2008?

Database mirroring maintains two copies of a single database that must reside on different server instances of SQL Server Database Engine. Typically, these server instances reside on computers in different locations.

What are the restrictions for database mirroring?


  • Only user databases can be mirrored.
  • A mirrored database cannot be renamed during a database mirroring session.
  • Database mirroring does not support FILESTREAM.
  • Database mirroring is not supported with either cross-database transactions or distributed transactions.

Does SQL Server Standard support mirroring?

Database mirroring can be configured in SQL Server Standard edition. It supports manual failover and automatic failover using the witness server (High Safety with automatic failover).

How does mirroring work SQL Server?

Database Mirroring is used to move the database transactions from one SQL Server database (Principal database) to another SQL Server database (Mirror database) on a different instance. In SQL Server Log Shipping and Mirroring can work together to provide solutions for high availability and disaster recovery.

How do I set up mirroring?

Wireless mirroring with AirPlay

  1. Ensure that both the TV device and iOS device are on the same Wi-Fi network.
  2. If you have an iPhone X or newer or an iPad running iOS 12 or later, swipe down from the upper-right corner to reveal the Control Center.
  3. Tap the screen mirroring button, which looks like two overlapping boxes.

How does mirroring work in SQL?

How do you mirror a table in SQL Server?

How to Make Mirrored Tables

  1. Click the Windows “Start” button and select “Programs.” Click “SQL Server” and then click “SQL Server Management Studio.” This is the application that allows you to mirror tables in your database.
  2. Right-click “Replication” in the left side of the window pane.

Can we configure mirroring and replication on same database?

Database mirroring can be used in conjunction with replication to improve availability for the publication database. Database mirroring involves two copies of a single database that typically reside on different computers. At any given time, only one copy of the database is currently available to clients.