Computers and Technology

How To Recover Corrupted Table In SQL Server – Step by Step

Corruption in the SQL Server database is the worst possible Database administration situation. Until you try to view the corrupt page, the SQL Server does not alert you that anything is wrong. More importantly, database corruption is not common, but when it does occur, it is extremely difficult and upsetting for DBAs. SQL Server table corruption is often caused by problems with the hardware or the SQL Server subsystems. So in this post, we will provide the solution for user query how to recover corrupted table in SQL server.

Reasons for Corrupted Table in SQL Server

There are a variety of additional reasons why SQL Server tables can become corrupt, including:

  • Hardware failures include disc failures, power interruptions, sudden system shutdowns, and disks driver problems many more.
  • Software Issues: SQL Server defects, SQL Server account changes, storage media corruption, file header corruption, and Malware/Viruses are all examples of issues that can arise.
  • Human Error– Unintentional data deletion, improperly storing SQL databases in compressed folders are all examples.
  • Software upgrade from an older to a newer version is another example.

Users must identify corruption as soon as possible to prevent it from occurring in its early stages. The sooner it is discovered, the greater the number of choices you will have for resolving it. The methods described in this tech article will allow you to recover corrupted table in SQL server in a straightforward manner.

Prominent Methods to Recover Table Corruption in SQL Server

In this part, we will discuss two alternative methods for recovering from table damage in SQL Server. Since strict adherence to the rules is strongly advised, it is essential to follow them precisely to prevent data loss.

Method #1. How to recover corrupted table in SQL server Manually

Most DBAs have recovery measures in place in place for table corruption in SQL Server since they routinely make backups of their databases. So, they can then utilize it to restore the database to the most recent point in time before the data failure/corruption/damage has occurred. Follow the steps outlined in the next section to this issue:

  • First of all, Log in to SQL Server using SQL Server Management Studio. You have the option of logging in as the SQL ‘as’ user or as the Windows Administrator.
  • Then, choose the Databases folder and then the Restore Database option from the menu.
  • Select the radio button that corresponds to the device.
  • Then choose File >> Add from the options.
  • The Locate Backup File wizard will now appear. Select the SQL backup (BAK) file from which the tables were to be restored.
  • In the Restore Database box, enter or choose the name of the database from which the tables should be restored.
  • Afterward, you will get a confirmation message indicating that your SQL database tables have been successfully restored. To proceed with the process, click on the OK button.

It is important to note that this does not work in all situations. Even with frequent backups, there will always be a portion of data that is missing between the time of the previous backup and the time of the catastrophe.

Method#. 2 – Professional Solution to Recover Corrupted Table in SQL Server

When it comes to fixing table corruption in SQL Server, the SQL Database Repair Tool is a sophisticated approach. The application is capable of repairing corrupted, damaged, or unavailable databases, and so on. It can also recover the contents of a deleted SQL Server table without affecting the integrity of the data. Users can export recovered data straight to a live SQL Server environment, SQL compatible scripts, or a CSV format using the tool’s export functionality.

The SQL Server name can be automatically retrieved when exporting to a SQL database, and it supports both the ASCII and the Unicode XML datatypes when exporting to a SQL database. Additionally, the software can recover database files from SQL Server 2019/ 2017/ 2016, 2014, 2012, 2008, 2000R2, 2005, and 2000, respectively. If you are infected with wallet-stealing ransomware, it is possible to extract data from the Master Database Files.

How to Recover Corrupt SQL Server Tables in a Simple Step-by-Step Process

  • Run SQL Recovery Tool and choose the MDF file you want to recover by clicking on the Open

  • You can scan your MDF file using either the Quick Scan or the Advanced Scan Then, choose the Auto Detect option to have your MDF file’s SQL Server version automatically detected.

Recover Corrupted Table In SQL Server

  • After the scanning procedure has been successfully finished, the program will show all of the tables included inside the browsed files. You can also restrict your selection to just the necessary tables from this menu.

Recover Corrupted Table In SQL Server

  • Choose the export option and option with schema and data when exporting the tables, and then click on the Export.

Recover Corrupted Table In SQL Server

Upon successful completion of the recovery process.  You can verify the recovered tables by accessing your SQL Server databases and looking through them.

Final Thoughts

Even though SQL Server databases are highly used and available, they are susceptible to corruption. Corrupted data causes the database to become inaccessible, making it very difficult to restore vital information. For this reason, we have described two easy and seamless methods how to recover corrupted table In SQL Server to resolve this problem. Choose whichever method as per your requirement.

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