What are Database and its Backup?

The database is a system to store the data for future use. Make a copy and store your personal or business data on an alternative location is called backup. We can retrieve or recover your original data will be deleted or corrupted. All Data Centers must have their backup databases, like Facebook, Google and Amazon etc.

How to Backup SQL Database?

SQL provides multiple ways to create a backup for your databases or tables. We can create a backup using SQL query and also we can create back through the graphical user interface

Create Backup Using Query

The query for creating a backup is given below,


TO DISK = ‘ filepath ‘ ;



USE CurrencyExchange             // write the database name here


BACKUP DATABASE [ CurrencyExchange ]          

TO DISK = ‘ G:\DatabaseBackups\CE.bak ‘         // CE.bak means backup database name


Creating Backup Using Graphical User Interface

  • Build a connection with SQL server using SQL Server Management Studio Express.
  • Expand the Databases
  • Right-click on the Databases which you want to make a Backup and select the Tasks > Backup options.
  • After that, a window will appear now choose the name of the backup database name. Also, add constraints that you want in a backup.
  • Select the Backup Type option, backup default will be full.
  • Click on the Remove option and remove the default file name.
  • Click on Add option and add the destination of the backup databases or tables.
  • Left-click on the […] next to the name of the field.
  • Now select the folder name of your backup databases otherwise SQL store default location.
  • Enter the extension of the file like .bak or nameofbackup.bak.
  • Left-click on OK button and close the Database Files windows.
  • Left-click on OK button and close the destination Backup windows.
  • Left-click on OK button and start your database backup.

After this procedure, your database backup will start and end after some time and a message will appear like your database backup is successfully created.

How to Backup SQL Database 2008, 2012, and 2016

Backup commands and GUI procedure for SQL server 2008, 2012, and 2016 is almost the same. The generic procedure is mentioned above and follows these steps and you will create a backup for your databases.

SQL also provides a way to shift your backup data from SQL server 2008 to 2016 etc.

How to Take Backup of Multiple Databases in SQL

A simple procedure for creating a backup for multiple databases with a single command.

  • Select the backup file name and format.
  • Select all databases or list of databases which you want to backup.
  • Apply a loop on this list of databases.
  • Now write or create a database command for backup which consists of name, path and file name format.

Run and attached script with SQL server backup.

How do you backup a database?

Back up databases
  1. Open the database you want to back up.
  2. Select File > Save As.
  3. Under File Types, select Save Database As.
  4. Under Advanced, select Back Up Database and then select Save As. If you like, change the backup file name.
  5. Select the file type for the backup database, and then select Save.

How do I backup my SQL database to an external drive?

Using SQL Server Management Studio

Right-click the database, point to Tasks, and then click Back Up. The Back Up Database dialog box appears. In the Destination section of the General page, click Disk or Tape. To select the paths of up to 64 disk or tape drives containing a single media set, click Add.

How do I backup a SQL database and restore to another server?

Take a backup
  1. Launch SQL Server Management Studio (SSMS) and connect to your SQL Server instance.
  2. Expand the Databases node in Object Explorer.
  3. Right-click the database, hover over Tasks, and select Back up.
  4. Under Destination, confirm the path for your backup is correct.
  5. Select OK to take a backup of your database.

What is a backup in SQL?

backup [noun]

A copy of SQL Server data that can be used to restore and recover the data after a failure. A backup of SQL Server data is created at the level of a database or one or more of its files or filegroups.

What are the 3 types of backups?

In short, there are three main types of backup: full, incremental, and differential.
  • Full backup. As the name suggests, this refers to the process of copying everything that is considered important and that must not be lost.
  • Incremental backup.
  • Differential backup.
  • Where to store the backup.
  • Conclusion.

How do I schedule a backup in SQL?

In Task Scheduler, right-click on Task Schedule Library and click on Create Basic task…. Enter the name for the new task (for example: SQLBackup) and click Next. Select Daily for the Task Trigger and click Next. Set the recurrence to one day and click Next.

How do I backup all SQL databases at once?

In the General tab, open the drop-down menu for Database(s), and select option to back up All databases. In the Destination tab, select the option to Create a backup file for every database. Provide the backup destination path in Folder text box, and click on Next button.

How can I check SQL Server backup status?

Open SSMS, right click on a database then select Task -> Backup or Restore. A screen similar to the below images will open depending if you are doing a backup or restore. You can monitor the progress on the lower left side of the GUI as shown in the below images.

How do I check my backup status?

To view the backup status for completed jobs: Right-click the subclient and then select Backup History. In the Backup History Filter dialog box, click OK. By default, a list of all backup jobs completed in the previous 24 hours is displayed.

How do I view SQL backups?

Using SQL Server Management Studio

Right-click the database you want to backup, point to Tasks, and then click Back Up. The Back Up Database dialog box appears. In the Destination section of the General page, click either Disk or Tape. In the Back up to list box, look for the disk file or tape you want.

How do I find old backups?

Find and manage backups
  1. Go to drive.google.com.
  2. On the bottom left under “Storage,” click the number.
  3. On the top right, click Backups.
  4. Choose an option: View details about a backup: Right-click the backup Preview . Delete a backup: Right-click the backup Delete Backup.

How can I check the size of my SQL Server backup?

The reserved column value approximately gives information about size of uncompressed backup size. For our scenario, the estimation of backup size is approximately equal to ((543328 (KB)) – (21512 (KB))/1024)/1024 = 509 (MB).

How do I clean up MSDB database?

Removing the SQL backup and restore history from the msdb database from SQL Server Management Studio
  1. Right click a database in the Object Explorer pane and select the Delete option:
  2. In the Delete Object dialog check the Delete backup and restore history information for databases option:

Why is Msdb so big?

Every single time when the email was sent the history of the email is saved in the MSDB database. As the system was sending emails for many years, the system had slowed down quite a bit and the size of the MSDB database was grown very much.

Can we shrink MSDB log file?

Change your database into simple recovery and shrink the file.

What is mirror backup?

A mirror backup is an exact copy of the selected folders and files from the source being backed up. Mirror backups are unique in that when you delete a file from the source, that file will eventually be deleted on the mirror backup.