How to Fix Corrupt Index in SQL Server? An Overview

5 min read

MS SQL Server database is one platform that simplifies the management of the data in a structured form. However, there are various challenges that users often face in this. One such problem is corruption. This is why users want to learn how to fix corrupt index in SQL server safely. This issue trouble users in a lot of ways & restrict them to access their SQL indexes.

If you’re facing this exact problem with your SQL server, then this guide is especially for you. Here, we are going to talk about the most critical reasons that cause this issue along with the ways to detect corruption. Moreover, the solution to repair the file corruption is also mentioned there. Let’s have a look at the causes of this problem to fix index corruption in SQL server easily. Following that the ways to detect corruption are also significant to learn.

Why We Need to Fix Index Corruption in SQL Server

Let’s understand the causes of file corruption so that we can avoid these mistakes in the future. Followed by this, below are the ways to find corruption easily. 

Causes of File Corruption

  • Over-Sized MDF File - Oversized files often get corrupted.
  • Critical Cyber Attacks - Virus, ransomware & severe malware. 
  • Human Mistakes/errors - Risky third-party applications installation.
  • Technical Bugs & Errors - Technical errors, bugs, and network issues.
  • Sudden Failure of Power - Power cut, inappropriate system shutdown.

Before learning how to fix corrupt index in SQL server, we need to find the corruption present in the SQL database. Below are the ways to do so.

  • If you’re getting deleted or different values in your SQL server Index, then run a ROWID command to identify the missing values. This way users can find out about corruption.
  • If you’re an administrator of the SQL server, you can check the log reports. It shows the history of data files being edited & deleted multiple times. It helps in analyzing the database.
  • If you have nonclustered indexes in your SQL server, use the DBCC CHECKDB command to execute the logical and physical consistency check. Any error can be detected at this stage.

Learn How to Fix Corrupt Index in SQL Server Automatically

Now, once we get to know that our files are corrupted, the very next step is to fix the corruption issues. Yes, there are a few manual ways to do so but they are risky. Instead of solving the problem, those methods can even increase the trouble. This is why the SQL Database Recovery Software is considered the most ideal solution.

Downlaod the tool & then with the help of the images, start following the step-by-step tutorial to fix index corruption in SQL server in an easy manner.

Step-1. Launch advanced Utility & then Hit the Open button to add MDF files.

step-1 how to fix corrupt index in SQL server

Step-2. Select Quick or Advance Scan as per the level of corruption.

step-2

Step-3. Preview Files & then simply Click on the Export option.

step-3

Step-4. Select Destination & then Click on the Export button.

step-4

What Makes This Solution Better than Others?

The automated solution is way better than the manual ones. The reason for this is the integration of advanced algorithms along with futuristic features. You can find these benefits in the below section:

  • This tool can easily fix index corruption in SQL Server without hassles.
  • Automatically detects the MDF version & also provides a manual option.
  • Enable users to export repaired indexed to SQL Server, CSV, or script files.
  • This software auto-fetches the name of your database server without any issues.
  • The tool offers a Quick/Advance Scan option for checking the level of corruption.
  • Allows you to preview their data files highlighted in Red color before exporting them. 
  • It supports various SQL Server versions 2000, 2005, 2008/R2, 2012, 2014, 2016, 2017, 2019.

Bringing It All Together

We’re finally at the end of this article, but now we know how to solve this issue. Evidently, solving user queries with the help of the automated solution makes the entire procedure simple. As learning how to fix corrupt index in SQL Server manually can be risky, we advise users to use the automated solution.

The tool & technique can severely affect your repair operation. That’s why users should select their method wisely after keeping all the aspects into consideration. The right decision can help them fix SQL indexes in the safest & fastest manner.

In case you have found a mistake in the text, please send a message to the author by selecting the mistake and pressing Ctrl-Enter.
Anurag Sharma 2
Joined: 8 months ago
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