MySQL tables are the most important component of the database, the way you organized to store data in one. So you can easily use to manipulate and effective query results. But sometimes, these tables give unexpected results and error messages. The reason for this could table corruption, which needs to be restored from backup. However, if backup to restore data after use, you should commercial MySQL database recovery applications.
You may receive thebelow error in mysqld error log:
"[ERROR] Got error 127 when reading table"
You receive a number of such errors.
Cause
The main cause of this error occur is table corruption. A MySQL table could get damaged because of these reasons:
o mysqld process is killed unexpectedly
o hardware problems
MySQL MyISAM code or o-/ InnoDB code is suffering from mistakes
o an external program and the server, the same table at the same Time
o unexpected system shutdown
Solution
To correct table corruption, you should follow these steps in this order:
o You should first check the table for corruption CHECK TABLE command. To run the command, make sure that the server is running. This test is used with the following syntax:
CHECK TABLE table-name [options]
Here are the options FAST, QUICK, MEDIUM used etc.
o If CHECK TABLE command is corruption errors, you should repair it with> REPAIR TABLE command. Before running the command ensure that approximately twice as much memory as the affected table is currently on the disk. The syntax is:
REPAIR TABLE table-name [options]
Here are the options QUICK uses extended etc.
O again, check your table for corruption.
o If the table does corrupt, you should damage the table if you have a valid backup database.
o In the event, database backup is not available or there seems to bedamaged or incomplete, make use of third-party MySQL Recovery Utilities. These software are specially designed for scanning damaged MySQL databases and corruption to correct errors. Designed to perform thorough repair database, MySQL Database File Recovery Tools provide this functionality Advanced repair, while ensuring data integrity.
Stellar Phoenix Recovery for MySQL Database is the finest tool to repair and restore damagedMysql databases. It recovers files created by InnoDB (. Ibdata. Ibd and. Frm) and MyISAM (. MYD. MYI and. Frm) database storage engines. It supports MySQL 5.x MySQL Recovery This is compatible with Windows Vista , XP, 2003 and 2000. It can repair databases created with both Windows and Linux platforms.
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