How to Repair SQLite Database | Expert Tips and Tools

What Causes SQLite Database Corruption?

To SQLite recover corrupt database, we must find how it resulted in the corrupt state. The common factors for the corruption are:

• Overwritten files by rouge processes or threads
• Application or system crashes
• Power failures while transactions
• Disk drive and flash memory failures
• Unauthorized user access or misconfigured settings
• Missing or broken lock implementations in file

In short, many more reasons cause this corruption and result in different issues. Like file access errors, backup inability, slow performance, data loss, lock failures, etc.

Best Ways to Repair SQLite Database

Depending on the severity of corruption, there are different methods that a user can opt for. It includes manual as well as professional ways with their limitations and features. Explore all of them here.

Method 1: Fix Corrupt SQLite Database Manually

The first method includes using a DB Browser, i.e., an open-source utility to fix errors in the SQLite DB. Follow these steps:

1. Install and launch the DB Browser Tool on the system.
2. Press Execute Query on the browser to run commands.
3. Further, input PRAGMA integrity_check and hit Play.
4. Then, move to File >> click Export >> Database to SQL File.
5. After that, choose items to export and press OK. Wait for the process to end.
6. Once it is completed, finally, import the data back into the browser.

Method 2: Manual Solution to Repair SQLite Database

In this alternate way, run the given commands to repair SQLite corrupt database. Follow the steps below:

1. Open the Command Prompt on your desktop.
2. Run the command sqlite3 database_path.db to open the database.
3. Further, run PRAGMA integrity_check; to find the corruption.
4. If any error is found, then, run the .recover command.
5. Afterward, press Enter and run the command data_recovered.sql to print it.
6. In the end, import the new database by the command:

sqlite3 database_new.db < data_recovered.sql

Using these free methods recover your SQLite database, but it contains risks. Also, it provides no guarantee for accurate recovery and requires technical expertise. Moreover, the processes are complex and can result in losses. So, use these methods with extreme care. Furthermore, for a more optimum solution, move on to the next method, i.e., a professional tool.

Method 3: Expert Tool to Repair SQLite Database

SQLite Database Recovery Tool allows users to repair corrupt and damaged SQLite databases with ease. It effectively restores SQLite tables, indexes, procedures, and more within a minimum time. Additionally, the tool recovers data and saves them as SQLite or MDB files. Moreover, its user-friendly interface functions smoothly on all Windows systems. Besides that, it has other intricate features that make the task smooth. Now, let’s go through the steps to fix SQLite database:

1. Install and run the SQLite Database Recovery Tool on the system.
2. Click Open, add the SQLite DB file, and check the information. Click OK.
3. Further, preview the data in the panel and select folders to recover.
4. Click Save at the top and choose to save recovered data as SQLite or MDB.
5. After that, specify the destination path and filename for the recovered data.
6. At last, click OK to fix the corrupt sqlite database.

Conclusion

To conclude, this blog sums up the details of basic reasons for SQLite corruption and methods to fix it. There are three ways in all to repair SQLite database. The manual methods are a bit complex and can create difficulties for the users. Instead, using a professional tool to recover SQLite databases is the best choice. It is a hassle-free and trusted solution, recommended by the experts.

Frequently Asked Questions

About The Author:

Lovely Baghel

As a content writer, I specialize in Email Migration, Data Recovery, Email Backup, and File Management. I have been writing professionally for two years now. There is so much information available in this field that I am intrigued by the newer technologies and techniques.

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