Tuesday, March 9, 2010

Rectifying “Database page corruption” Error in MySQL

MySQL database use two different data storage engines and InnoDB is one among them. The InnoDB is a standard component of all the current MySQL libraries. It supports different features, which make is superior than other data storage engines. These storage engines are the foreign key support, for storing data rows in the primary key order. The InnoDB also features the ACID compliant transaction support, which enables the database to recover from unanticipated system crashes. Along with the unanticipated system crashes, the InnoDB database may also get damaged when you accidentally kill the Mysqlid process. In these circumstances, the database become inaccessible and you need to restore it from most recent backup. But in case if the backup is not available, you come across data loss situations and require MySQL Repair to sort them out.

In a practical scenario, while trying to access data from a InnoDB storage engine, you might encounter the below given error message:

"Database page corruption on disk or a failed file read"

When this error message occurs, the MySQL gets crashed down. This behavior of MySQL makes the database inaccessible. To gain access of your data in such situations, you are required to find out the cause of this issue and go for MySQL Recovery by sorting it out.

Root of the issue

As stated in the above error message, this behavior of InnoDB database occurs due to corruption. In case of corruption, MySQL can not recognize the data on hard drive and thus can not read it. Nevertheless the cause of this problem, ultimate result would be the loss of your valuable data.


In order to sort out the above problem, try following methods:

Verify that all of the linked libraries are right and properly configured. Identify and resolve the hardware problems, if any. If the problem is due to database corruption, repair and restore it using MySQL Repair software.

These are powerful and advanced third party applications, which are capable of handling most of the InnoDB database corruption scenarios. These Repair MySQL Database applications use high-end scanning methods to ensure absolute and effective recovery. They have simple and interactive graphical user interface to let you carry out recovery, without demanding sound and prior technical skills. With read only conduct, these applications are quite safe to use.

Stellar Phoenix Database Recovery for MySQL is a powerful and effective repair software for corrupted MySQL databases. This software supports recovery for both MyISAM and InnoDB. This non-destructive application is compatible with Microsoft Windows Vista, 2003, XP, 2000 and Linux operating systems.

Article Source :- http://www.goarticles.com/cgi-bin/showa.cgi?C=1948123

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