Methods of SQL server backup database

SQL Server How to back up the database

This article mainly introduces SQL Server Knowledge about the methods of backing up databases , The content is detailed and easy to understand , The operation is simple and fast , It has certain reference value , I believe that after reading this article SQL Server The methods of backing up the database will be learned , Let's have a look .

One . First, back up the current database into a file

1. Follow the operation , Select the corresponding database ,

Determine the storage location of backup files

Click ok , Generate backup files .

2. You can then restore the database from this backup file .

Right click the database and click restore files and filegroups

Then set the name of the target database , If the same name already exists in the database , You need to modify or delete the original database with the same name , Then select the source device , Click... On the right ... Click Add... In the pop-up box , Find the location of the files to back up , Click ok .

Then click tick , Click OK again , Backup complete .

Backup restore complete

Two . The second method is to copy the database

1. Right click the properties of the database

Click on the file , Drag to the right to find the location of the database file

.mdf Main data file ： Each database has and only one

.ndf Secondary data files ： Some databases have , Some don't

.ldf Transaction log file ： Each database has at least one

Determine file location .

2. Right click the database and click task , Separate .

Click ok , Will find , The in the database is gone , Then copy the file path found above .

At this time, we click the database to attach .

Click Add to select the corresponding database file ,

At this time, the copy is completed , This requires the same adding operations on the local machine and the copy machine .

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