What is secondary database file?

What is the purpose of secondary data file in SQL?

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.

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.

What are database files?

Database Files are data files that are used to store the contents of the database in a structured format into a file in separate tables and fields. Database files are commonly used by dynamic websites (eg. Facebook, Twitter, etc.) to store data.

What are the types of files in database?

What are the three types of Database files?Types of database files:- Data file: This stores all the data. ... - Log file: This stores all the transaction log information. ... - Additional data files: Any additional data is stored in these files. ... Primary: starting point of a database.What are the three types of Database files? Explain them - Career Ride

What are the secondary data files for databases?

Some databases may not have any secondary data files, while others have several secondary data files. The recommended file name extension for secondary data files is .ndf. Secondary data files are optional, are user-defined, and store user data.

What is SQL Server secondary database?

Secondary database file used by Microsoft SQL Server; created when the primary .MDF database becomes too large (such as when there is no disk space left); may also be manually added to the SQL Server File Group to distribute data between the two files.

What are the primary data files in SQL Server?

The following example creates a database on an instance of SQL Server. The database has a primary data file, a user-defined filegroup, and a log file. The primary data file is in the primary filegroup and the user-defined filegroup has two secondary data files.

What are database files in SQL Server?

Database Files and Filegroups. At a minimum, every SQL Server database has two operating system files: a data file and a log file. Data files contain data and objects such as tables, indexes, stored procedures, and views.