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Repairing databases don’t always have to be a problem

Repairing databases don’t always have to be a problem

The most common cause of damaged SQL databases are errors. It happens in all software and is relatively easy to fix. Therefore, repairing process is easy and intuitive.

Other also very common cause of breakdowns is an error in the server code. Another possible cause can be partial damage of hard drive electronics as well as wide range of malwares, or incorrect shutting down the computer.

Database rescue

The first step in repairing databases is to determine the damage. After verification of damage part, you should block as fast as possible further working process of the damaged database. The reason of this kind of behavior is that some of the repairing methods require exclusive access to the database. Another reason is that further work on damaged database will cause an even bigger devastation of data.

Copy of database file

The next stage of repairing the database is creating a database file. You need to remember that actions aimed on repairing databases change the information inside the database file. Sometimes undertook actions may cause a reverse effect or even irreparable destruction of database. Therefore, if you have spare copy it will be possible to conduct repair actions one more time, without the risk of losing the database.

Database verification

Before you start the repair of the database, you should first verify it under the scope of the damaged files. After making sure that you have found all errors, you can proceed to further steps of database repairing.

Omission, re-verification and reconstruction

The next step in the database repairing process is to skip the damaged parts of the databases. This process marks all damaged databases as unavailable. It is crucial in terms of doing another backup copy. After marking all of the damaged parts, you should conduct another verification of database. It aims at checking, if all of the damages are repaired. Next step is to rebuild databases. In this step, you should make a backup copy one more time to eliminate the risk of losing it during rebuilding process. On basis of the copy you should create database from scratch.

Ending verification

After the creation of the new database, you have to check if the restored database is correct. To do that you should look through the database for all lost data.

What else can you do?

There is plenty of alternative ways for database repairing process described above. One of the recommended actions is to create empty database, which structure will be identical with the repaired one. To create empty database, you should try rewrite information from damaged database.

You can contact our experts from, and we will recover all of your database fast and effectively!