SQL Log files store essential information in the SQL database. In case they get corrupted, you may need specialized SQL recovery tools.
In this article, we will talk about everything you need to know about SQL Recovery.
What is an SQL File?
SQL is the extension for Structured Query Language files that are written in ASCII. SQL contains queries. These queries help in changing the existing structure of a relational database. For example, you can insert, delete, update, or extract your data from the database product.
Errors that require SQL Recovery
The following are the common errors that occur in SQL Servers.
- SQL Server Page Level Corruption
- SQL Server Database Error 3456
- Msg 823 error in SQL Server
- Database consistency errors reported by DBCC CHECKDB
- SQL Server Table Corruption Error
- Corruption on non-clustered indexes
- Metadata corruption Error
- Page-Level Corruption
- Error 9004 in SQL Server
Why do SQL Files get corrupted?
There are several different reasons as to why SQL files may get corrupted.
Hardware or software issues that lead to failure often lead to corrupted SQL files.
Examples of hardware issues include the following.
- Disk Failure
- Sudden power outage
- Abruptly shutting down the computer
- Issues in Disk Driver
The following are common examples of software failure that lead to the need for SQL recovery.
- Defect in SQL server
- Change in SQL server account
- Malware
- Virus
Furthermore, a human miss-operation can also lead to issues with your SQL file. For example, you could accidentally delete the data or upgrade the version without saving your work first.
Steps for SQL Recovery
If you want to restore a file, then the follow these steps.
- Open SQL Server Management Studio and go to Databases
- Then, click Restore Databases option and select the database you need to recover
- In the Destination for restore section, select the backup file that you need to restore.
- If you want, you can select the time and date of the database you need to restore.
Manual Solutions for SQL Recovery
You can use the following commands to restore the database.
- DBCC CHECKDB (DATABASE_NAME)
- REPAIR_ALLOW_DATA_LOSS
- REPAIR_FAST
- DBCC CHECKTABLE (TABLE_NAME)
SQL Recovery
How can you do the SQL Recovery using other methods?
There are many tools available that will help you with SQL Recovery. For example, Datanumen SQL Recovery Tool can repair corrupt MS SQL database files. Furthermore, Stellar can also recover deleted records from the SQL database.
Another way for SQL Recovery is to use Datanumen. This is an automated way to recover your damaged SQL files.
Conclusion
SQL Recovery is very important as you can lose a lot of data without it. The manual solutions may be a little risky if you don’t understand the steps.
So, if you are not a tech-savvy person, you can use one of the automated methods. The automatic method will restore and extract all the data from the corrupted SQL files.
We hope that these methods for SQL Recovery will help you in restoring your SQL Log files.
