MDF File stands for master database file, it stores the structure of the database such as tables, views, procedure, Rules, Trigger and functions and finally the data. It is the file format of the MS SQL database, and entire database is stored in the .mdf file so that data can be easily accessed, entered and modified.
But sometimes .mdf gets corrupted due to any internal or external error and if the .mdf file gets corrupted then it can corrupt the entire database or make it inaccessible. This file contains the structure of the database and all operations are executed on to a single .mdf file so that it can be easily got corrupted.
Causes of .mdf file Corruption:
- Unexpected shut down of the database while executing any task.
- Unexpected shut down of Computer system without closing database completely.
- Due to invalid file header in the database.
- Due to any memory error.
- Hardware or software malfunctioning can corrupt .mdf file.
- It can be corrupted due to the occurrence of bad sector in the hard disk.
How to know that .mdf file is corrupted:
- Unable to access database or the content of the database.
- Database not responding
- Any error displayed by the database.
- User unable to execute DML operation.
- Database unable to execute user entries and query.
Also Read: Recover the master database in SQL Server
Fix and Repair corrupted .mdf file:
If these kinds of error are displayed by your database then .mdf file is corrupted and you can’t access any content or data of database without repairing .mdf file. To repair .mdf file a MDF File Repair Tool is available, by using this tool you can recover and restore .mdf file. This tool is very efficient and effective because it can also recover and restore the related content of the database such as tables, keys, triggers, views, indexes, stored procedures, deleted records etc. this tool can also repair .ldf file along with .mdf file.
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