How to Repair InnoDB Tables in MySQL

Have you had problems in InnoDB Tables? Read the article below to repair InnoDB Tables.

InnoDB is a general-purpose storage engine in the Database Management System MySQL.InnoDB is used as a default search engine which has high consistency and superior execution.

InnoDB crash is a serious problem which is very rare but if occurred than it can result in devastating problems. One could lose their data almost completely. It is very difficult to repair InnoDB Tables, thus one should always keep a backup of all the files.

Causes of InnoDB Tables crash

• If there isa power outage in the server
• High load on the server
• If the storage space is full, then InnoDB crash occurs
• Abrupt shutdown of the MySQL services
• A software bug can also cause InnoDB Tables

Manual way to repair InnoDB Tables

1. The first step to be taken during InnoDB crashing is to stop the MySQL server.
2. If there are still some process running, then kill it forcefully
3. Now, take the backup of all the InnoDB files
4. Next, open my.inifile on the server
5. Here the real recovery process starts. Use InnoDB Recovery to start the recovery mode. It usually skips various parts of the InnoDB process where the crashing
   occurred.
   innodb_force_recovery=1
   skip-grant-tables
   The value of innodb_force_recovery can vary from 1 to 6. If the value 1 gives the result, then no data will be lost. It is used for any minor crashing but if no recovery is happening then increase the value up to 6. This will give the result, but data might be lost
   at a large scale.
6. Try to restart MySQL server
7. If InnoDB tables can be accessed, then create a dump of the database using mysqldump
   utility to a new file
8. Stop MySQL service
9. Remove the innodb_force_recovery and skip-grant-tables from my.inifile and then restart the MySQL

In this way, you can repair InnoDB Tables from MySQL.

Automatic way to repair InnoDB Tables

To repair InnoDB Tables in MySQL Database, one can always use professional software like Aryson MySQL Database Repair. This software is utilized for troubleshooting any type of database error. It can repair MySQL Tables and recover all the MySQL Database InnoDB Tables without any difficulty.

Steps to follow to Repair InnoDB Tables in MySQL

1. Install InnoDB Table Repair Tool and Run.
2. Click on the Open button and select InnoDB Table.
3. Scanning process take place and after it is completed, click on OK button.
4. Right-click on Save as Script and press OK.
5. In Script created successfully, click on OK button.

Some of its main features are as follows:

• Repair and recover maximum possible data from MySQL database facing corruption
• Can recover data from both InnoDB and MyISAM tables of MySQL database
• Open frm file of MySQL & repair.
• Can easily restore database objects like tables, keys, table properties, data types, views, triggers, etc.
• Loaded with smart preview feature to preview recovered files
• Auto-generates Log file at your mentioned location in your system
• Easy to use Graphical user interface
• Support all major versions of MySQL
• Runs smoothly on all versions of MS Windows OS versions
• Repair MySQL Database of all versions of MySQL
• Extract data from corrupted MySQL database and save as new script

Conclusion

InnoDB Tables are less likely to get corrupted and prone to crashing. But if they do then it becomes very difficult to repair them using a manual approach. Taking the help of specialized MySQL Database Repair software is the best way to repair InnoDB Tables.

About The Author:

Rohan Wiese

Rohan Wiese is a Technical Writer at Aryson Technologies. He is an expert Email Forensic, Cloud Computing, and a passionate nerd with over 10 years of experience in technical content writing. He writes about Cloud Migration, Database Recovery, Email Backup, Windows, Mac, and Tech.

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