| The MyISAM database engine is the default database | | | | |
| engine for MySQL database. It provides a variety of | | | | Resolution: |
| indexing and field management functions. Its ability to | | | | To resolve the problem and extract the database |
| swiftly perform the read operations on the databases | | | | after appearance of the aforementioned error |
| is one of the biggest reasons of MySQL being so | | | | message, you can perform the following methods: |
| popular as a backend for Web applications. However, | | | | Make a copy of the database. |
| sometimes the MyISAM database tables do get | | | | Stop the mysqld server. |
| corrupt because of several reasons. These reasons | | | | Run the myisamchk -r -q <table_name> to repair |
| could be power surges, virus infections, abrupt system | | | | the index file without affecting the file. It is used to |
| shutdown when the database is open, etc. In such | | | | perform quick recovery of the database. |
| cases, you should look to employ certain corrective | | | | If the previous step fails, then try the myisamchk |
| measures to recover MySQL database. However, if | | | | --safe-recover <table_name> command. It is used |
| you are unable to do so then you should use a | | | | to perform a detailed scan and repair of the database. |
| third-party MySQL database recovery tool to do the | | | | If the previous step fails, then you should create a |
| needful. | | | | blank data and index files by using the following |
| | | | | commands:shell> mysql db_namemysql> SET |
| | | | | autocommit=1;mysql> TRUNCATE TABLE |
| Consider a scenario wherein you encounter the | | | | tbl_name;mysql> quit |
| following error message while working on a MySQL | | | | Copy the old data file in the new one. This should |
| database table: | | | | resolve the issue. |
| | | | | |
| "MySQL error code 145 = Table was marked as | | | | These methods will be able to solve the problem. |
| crashed and should be repaired" | | | | However, if you are unable to resolve the issue then |
| | | | | you should use a third-party MySQL database repair |
| Cause: | | | | tool to recover MySQL database. Such read-only tools |
| The most possible cause of this error message is that | | | | are non-destructive in nature and do not overwrite the |
| the database has corrupted due to not having enough | | | | original data while scanning the corrupted database. |
| space for the database. | | | | |