What is secondary file in SQL Server?

What is secondary data file in SQL Server?

Secondary data file OR NDF file Secondary data files are useful when we want to stripe the data across multiple drives of the database server. For example, if you want to keep the tables on X drive and indexes on Y drive, then you can keep the tables on the primary data file and indexes on the secondary data file.

What is the use of secondary data file?

Secondary data files are optional and can be used to spread data across multiple files/disks by putting each file on a different disk drive. SQL Server databases can have multiple data and log files, but only one primary data file.

How do I create a secondary file in SQL Server?

In Object Explorer, connect to an instance of the SQL Server Database Engine and then expand that instance. Expand Databases, right-click the database from which to add the files, and then click Properties. In the Database Properties dialog box, select the Files page. To add a data or transaction log file, click Add.

Can I delete SQL Server database secondary data file?

Right click on the database, choose Properties and a database property window will open. Choose Files from the left side pane, click on the file you want to remove from the right side pane and click the Remove button at the bottom of the window.