In today’s rapidly growing digital era, MS SQL Server stands out as one of the most widely used software applications used to store and manage huge amounts of data. In simple terms, SQL Server is a software application that effortlessly helps to store and manage crucial data. However, there are times when users may need to retrieve deleted data from MySQL database. One such common scenario is when a user accidentally deletes data. In case, if you are facing this error and seeking a solution, then this technical guide is for you.
In this post, we will delve into potential causes for this issue and explore different techniques to learn how to retrieve deleted data from MySQL database .
Why Users Need to Restore Deleted Records in MySQL Database?
There are several reasons why users want to restore deleted records in MySQL databases. Sometimes, malware or virus attacks can lead to SQL Server database corruption. Here are some common key points to recover deleted records in SQL Server.
- To resort records to their original formatting
- Regain insane access to your SQL Server
- To seamlessly manage all your workloads on SQL Server
Next, we will move on to the solution part that helps you to retrieve deleted data from MySQL database.
Learn How to Retrieve Deleted Data From MySQL Database ? Different Techniques
Retrieving the deleted data from MySQL database is not an easy task, especially if you are looking for a manual method. In this article, we discussed two methods that help you to restore deleted databases in MySQL.
- Manual Method
- Professional Solution
Also Read : How to restore database in SQL Server? Quickly
Let’s start with the manual solution to recover deleted data from MySQL.
Workaround 1: Manual Method for MySQL Database Recovery
This method involves manually manipulating files to potentially recover a corrupted or damaged MySQL database. It is important to understand that this is a complex process with a high chance of failure and data loss.
- First of all, open the MySQL configuration file called my.cnf.
- Find the line for innodb_log_file_size and set its value to match the size of ib_logfile0. User can check this size by running ls -lh ib_logfile0.
For example, if ib_logfile0 is 128M, set innodb_log_file_size to 128M. - After that, copy to the ibdata files to the MySQL Server data directory:
- In the MySQL data directory, you have to create an empty folder with the same name as the database that you wish to restore.
- Then, copy the .frm files from /new/schema_name/ to /var/lib/mysql/schema_name/:
- Lastly, restart your MySQL server to recover deleted SQL database.
Now you should see all your tables and their data restored.
Remember:
- Always backup your MySQL files and databases before making changes.
- If you run into issues, refer to your backups for troubleshooting.
Workaround 2: How to Retrieve Deleted Data From MySQL Database ? Using Professional
If you’re not keen on the lengthy and complex manual solution, consider using the SysTools SQL Database Recovery Tool . It is a simple yet effective way to recover multiple database files at once. This utility safely moves the data to a new existing database without risking data loss.
Additionally, users can easily preview & recover the specific database objects like tables, triggers, views, functions, stored procedures, and more. Also, it is a super easy way to repair an MDF file with just a few clicks. Moreover , this tool works with different versions of SQL Server like 2019, 2016, 2017, and the older ones.
Follow the below mentioned steps to Recover deleted SQL database :
Step 1: Download and run the tool on the local computer & click on the Open button.
Step 2: Choose the scan mode – either Quick Scan or Advance Scan as per your need.
Step 3: Preview the data in your SQL Server MDF database file & Hit the Export option.
Step 4: Set the destination path and adjust the settings if required.
Step 5: Click on the Export button to restore deleted database in MySQL.
Conclusion
In the blog, we discussed how to retrieve deleted data from MySQL database using both manual and professional solutions. We pointed out that the manual solution might be a bit confusing & challenging for SQL Server users. Therefore, we suggested you opt for the professional approach to learn how to retrieve deleted data in SQL. This method is trusted and reliable to fix this issue and maintain data integrity.
