Recovering lost/deleted data from MySQL databases could be complicated if you don’t know the right approaches to do it, or you don’t enough expertise in using MySQL commands. That’s why it crucial to have regular backup of your MySQL databases.
MySQL is an open-source RDBMS system that uses SQL. It is used for various purposes like data warehousing, logging applications, and e-commerce applications. With MySQL database, you can even store a single record of information or an entire inventory of products.
Also, MySQL database files are compatible with many file formats, such as .sql, .cnf, .ddl, .arm, .qbquery, etc. However, the data and tables in the MySQL database are stored in different file formats. And losing these files can cause a lot of harm to your business. Some of these file formats are:
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In this article, we have mentioned some practical methods to backup as well as restore the lost/deleted MySQL databases.
The mysqldump command is helpful in dumping the database with the SQL statements, which is required to rebuild the database. This command can also be used to backup your MySQL database with the following syntax:
In the above command, ‘user’ specifies the username, ‘database_name’ specifies the file path, and ‘>’ specifies the output.
Using this command, you can easily backup the specified MySQL database. Although if you want to back up the entire database management system, then use the following command:
Now, let’s move to the methods to recover MySQL database.
Recovering MySQL database is not that difficult, but it depends on various conditions. For instance, if you’re using MySQL Workbench, then there are options of Data Export and Data Import/Restore. Using any of these features, you can easily restore your MySQL database.
You can also create a backup for MySQL database, and then restore it using the mysqldump command in cmd. There is one other method that can be used to restore MySQL database to a new MySQL server if you have a backup for the previous data. Let’s have a more clear look at this method.
Note: This method only works for MyISAM tables and doesn’t restore InnoDB tables.
That’s it! Your MySQL database has been restored.
Now, the manual approach can be followed only if backups are available and you are technically good. If you’ve lost your database completely, then the manual method is not beneficial in restoring it. So, we have an alternate option that can restore even permanently deleted data.
Kernel for MySQL Database is a great tool to repair and restore data from corrupt MySQL databases. It allows users to preview every object of the repaired MySQL database before saving it. It comes with some advanced features, such as the option to restore data online or local disk in offline mode, fix corruption errors of the databases, multiple saving options, etc.
Let’s understand how this extensive tool works in restoring MySQL databases.
Similarly, you can save the database in the batch file mode, and then restore it to MySQL server using cmd on your Windows operating system. Here is a preview screenshot of how it will work.
Restoring corrupt MySQL databases can be difficult with manual methods, but it is necessary to retrieve data from corrupt databases. So, here we have mentioned an effective solution that will help you repair and restore MySQL database to MySQL server.