Summary: In this post, you will learn why SQL database gets corrupt and how to fix it? Here you will find the proper solutions for SQL database corruption recovery. So, read the article till the end, and learn the effortless solution to fix corruption issues.
Microsoft SQL Server is an eminent application to easily store and manage databases of any size. Despite being a reliable and convenient platform, its users face corruption in databases at several stages due to which they are unable to access their data. Database corruption is the most common problem faced by SQL Server users.
So, in this article, we are going to discuss the best solutions for SQL database corruption recovery. But before we proceed further with solutions, let’s have a quick glance at the factor responsible for the database corruption.
Possible Reasons for SQL Database Corruption
- Device Failure: Database files (.mdf/.ndf) stored on the hard disk may get damaged when your disk or drive gets corrupted.
- Sudden Power Failure: Power failures and sudden systems shutdown cause a sudden exit from the application that may also lead to corruption.
- Network Issues: Network issues are also responsible for the corrupt SQL database files.
- Virus Attacks: A virus infection can damage whole system data including the SQL MDF database files.
- Oversized database files: When your database MDF file gets oversized, this will lead to corruption.
Manual Approach to Fix SQL Database Corruption Issues
Firstly, run the command explained below on the corrupt database:DBCC CHECKDB (Name_of_corrupt_database)
Once the execution is completed check the index ID.
- If index ID is more than 1, then you can drop it and create it again.
- And if the index ID is either 0 or 1, run DBCC CHECKDB again with the suitable repair options such as-
DBCC CHECK (name_of_corrupt_database, repair_rebuild)
DBCC CHECK (name_of_corrupt_database, repair_allow_data_loss)
Use Professional Software for SQL Database Corruption Recovery
If you want to avoid all the hurdles of manual procedure and do not want to waste your precious time on a stagnant process then it is suggested to use the SQL Server Database Recovery Software. It is an advanced utility that will recover both your corrupted MDF and NDF database files of any SQL Server version.
The application provides two different scanning modes depending upon the level of corruption.
Quick Scan: This option is used to repair the minor level corruption from the SQL Server database.
Advanced Scan: Users can use this scan option when the database files are harshly broken and severely corrupted. Also using this option you can recover the deleted components of your database files easily.
Apart from this, the tool is integrated with so many other features that can resolve the SQL database corruption issues without any data loss. Moreover, this application is compatible with all the latest SQL Server versions such as SQL Server 2019, 2017, 2016, 2014, 2012, and earlier.
Step-by-Step Procedure to fix SQL Database Corruption
The complete working procedure of this advanced tool is discussed here in a descriptive manner. You just need to follow the steps to get positive results.
- Install and launch the tool in your Windows system.
- Add corrupt database files using the Open button.
- Now choose a scan option, for severe corruption, it is suggested to use Advance scan. Also, choose the version of SQL MDF File either manually or automatically.
- The tool displays the preview of complete database items on its interface, after that click on Export.
- Now choose an export option as per your need.
- Provide required details and mark the objects you want to save. In the last hit the Export/Save button to finalize the exporting process.
Conclusion
Here, you have learned two different approaches for SQL database corruption recovery. The utility that we have suggested above is trusted by many experts across the world whereas manual practice has some limitations associated with it. Thus to recover the database in a seamless manner an automated solution is the best way to do it. One can easily use this software to repair damaged, corrupt, and deleted SQL databases without any risk of data loss.