MYSQL rebuild index InnoDB table

By | February 10, 2016

MYSQL rebuild index InnoDB tableWhat does the InnoDB commands actually do in MySQL? What is the need to rebuild InnoDB table? All the answers related to these questions, you would be able to know after reading this blog.

Rebuilding and repairing the table or indexes can be necessitated by making changes to MySQL. In this way you can handle the data types as well as make changes to its characters. Say for example, if an error occurred while collation, you would be able to correct it, rebuild a table to update the indexes in the character columns, which can be used for collation.

Importance of InnoDB in MYSQL

MySQL is generally a part of query optimization that would decide which is the best index. It can be decided when there are many candidates, then indexes has to be avoided, and at the same the order of the table has to be maintained.  And with the help of InnoDB storage engine you would be able to internally update these statistics and in this way, it would relieve you from updating them manually. This storage engine is generally available with MYSQL 5.5 and later version.

Benefits of InnoDB in MYSQL

InnoDB is basically an ACID compliant for storing the data.  And it is the advanced form of MyISAM, which is also a default storage engine and it was available prior to MYSQL 5.5. Moreover, InnoDB is more consistent than MyISAM. And it is also capable of detecting the corruption through standard operation with the help of CRC checksums stored in each page. By using the feature known as “fast index create” that is introduced in InnoDB, would allow you to create a secondary indexes optimally by first presorting the data and then the index is created. In this way you can rebuild the index InnoDB table in MYSQL.

After rebuilding the index innodb table, if it becomes corrupt MYSQL Table or if any error occurs in MYSQL, then in that case, it can be fixed with the help of MYSQL Repair Tool. By using this application, you can recover the entire damaged or corrupted database. Moreover this application can be used in all the MYSQL version and also available for all the modern platforms such as windows 95/98/2000/XP/2003 server. And it is also capable of repairing the password protected SQL file in an easy way.

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Steps to repair damaged or corrupt MySQL database

Step 1: Start with Stellar Phoenix Database Repair for MySQL . Software and you can see the main interface as shown below.

Step 2: Click on ‘Select’ button & then select ‘Repair corrupt database which is stored at default location of MySQL’ option to select your database from default location and then click.

Step 3: The left pane shows the preview of database and its component in a tree like structure after completing scanning process.

Step 4: After previewing your database, to start repair process click ‘Repair’ button in file menu on the main user interface. Stellar Phoenix Database Repair for MySQL dialog box appears. Click Yes.

Step 5: After successful completion of the process, a message box is displayed as ‘repair process finished successfully’. Click ‘OK’ to close the message box.

Step 6: If you want to select the database manually then select ‘Manual selection of database to repair’ option & then click browse. Browse the folder dialog box opens. Select the folder that contains database and click ‘OK’.

Conclusion:

If the data stored in MYSQL file gets corrupt, then in that case, it can be recovered with the help of MYSQL Repair Tool. Moreover, this application is very user friendly and can be repaired with few simple mouse clicks.