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What is MDF file in SQL Server?

Contents
  1. What is the MDF file in SQL?
  2. What are MDF and NDF files in SQL Server?
  3. Where is MDF file in SQL Server?
  4. How do I get MDF file from 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 MDF file in SQL?

MDF stands for Main Database File and contains all the information in a database. LDF records all the transactions and changes to the database. The ldf is critical for disaster recovery.

What are MDF and NDF files in SQL Server?

NDF is secondary storage file because SQL server stores user specified data in primary storage file known as MDF. NDF data file is optional and is user-defined to manage data storage in case the primary MDF file uses all the allocated space.

Where is MDF file in SQL Server?

Default Location of MDF File in SQL Server Files that are common and used by all instances on a single system are installed inside the folder :\Program Files\Microsoft SQL Server\nnn\.

How do I get MDF file from SQL Server?

Launch SSMS -> Connect to the SQL Server instance -> Right-click on Database -> Click Attach. In the new Locate Database Files window, browse the file system to locate the MDF file. Double-click it. The associated data files and log files are populated in the associated files grid view in the Attach Databases window.

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