What is the purpose of primary data 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.

What is MDF file in SQL Server?

mdf extension is a Master Database File used by Microsoft SQL Server to store user data. It is of prime importance as all the data is stored in this file. The MDF file stores users data in relational databases in the form columns, rows, fields, indexes, views, and tables.

What is the use of .NDF file in SQL Server?

ndf extension is a secondary database file used by Microsoft SQL Server to store user data. NDF is secondary storage file because SQL server stores user specified data in primary storage file known as MDF.

What is a .database file?

A DB file is a generic database file that stores data in a structured format, typically with an arrangement of tables, table fields, field data types, and field values. It can be created by various database programs and exported into different formats, such as . CSV files.