What is the difference between attach and detach in SQL Server?

What is the use of attach and detach in SQL Server?

The data and transaction log files of a database can be detached and then reattached to the same or another instance of SQL Server. Detaching and attaching a database is useful if you want to change the database to a different instance of SQL Server on the same computer or to move the database.

What is the difference between attach and restore database in SQL Server?

When using ATTACH, you must have *all* of the physical files - SQL Server will know if you don't have all of them! Lastly, files that are being ATTACHed, are those that were previously DETACHed. RESTORE is a bit different in that it is used on a "backup set" - a single file that contains both data and logs.

How do I detach a database in SQL Server?

Detach a database1In SQL Server Management Studio Object Explorer, connect to the instance of the SQL Server Database Engine and then expand the instance.2Expand Databases, and select the name of the user database you want to detach.3Right-click the database name, point to Tasks, and then select Detach.

How do I detach a SQL database and move it?

Right click the database name->tasks->detach and click OK on the database detach window. 3. Right click databases->attach->add and point to the mdf file. It will automatically take the ldf file to the attach databases window.