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Written By Robert Scott
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Updated on November 1st, 2024
Summary: If you are using the MySQL database then you encounter an error related to the MSQL table. So, this article will help you to fix this blunder. However, this error can occur due to many reasons for instance, zero disk space on the server, difficult server reset, compelled MySQL shutdown, or MySQL crashing process owing to some reason. In this post, know the best methods to resolve MySQL table is marked as crashed and last repair failed. We would also recommend the MySql Recovery utility which is the best and a reliable solution for the error “MySQL table is marked as crashed and last repair failed”.
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Moreover, there are distinct methods to fix this mistake and it depends on the root cause of the correct technique. So, without wasting any more time, read ahead!
Some of the corrupted table’s symptoms are shown below:
Let us go through some of the most effective methods to fix this MySQL error. These are also some of the tricks that you can use to make your Mysql Server work again to its basics.
If this mistake occurs, it indicates that one or more tables in the database are corrupt and require fixing.. The first step in finding the tables that trigger the mistake is in this solution. Here are the measures that you can implement.
Execute these commands to find the table that is marked as collapsed and needs to be repaired.
The above command lists all tables marked as collapsed and must be repaired
For each table that is labeled as collapsed and needs to be repaired, you need to perform this command. Every time the table name’s value is distinct.
You need to restart the MySQL service after you have updated the status of each repaired table. Run the following order to begin the MySQL service.
If this method does not work for you, then you can try the other methods given below.
As a result, you can fix the MySQL table and can use MySQL CLI to query tables in the database. Moreover, If your database gets corrupted and you can’t access them so you can use the different methods to recover corrupted MySQL Database.
As discussed in the previous solution, repairing corrupt tables is the simplest way to fix the mistake. While we’ve talked about a way to discover and repair corrupt tables, there are other methods you’d like to explore. As a result, I have addressed various methods of finding and repairing corrupt tables here.
Run * .MYI or myisamchk -e * .MYI. To remove unnecessary data, you can also use the silent option. The syntax of the command is myisamchk * .MYI
As I have explained above what can be the symptoms of the corrupted tables. So, the first step is to check the table by the below command.
Use the run error nnn, where nnn is the number of errors, to get more data about the error.
After finding corrupt tables, you need to try the command
The -r -q implies “fast mode of recovery.” This command attempts to repair the table index file without touching the information file. If for some reasons you are not able to repair the table, perform the following steps.
Since the Safe Recovery method is slow while recovering the data, you need to be patient. Set key buffer size values and sort buffer size variables to approximately 25 percent of your accessible memory when running myisamchk to speed up the retrieval process.
3. Difficult Repair
Recovery is not easy for all tables. The index file is missing in many cases or it destroys the first 16 KB block in the index file or includes inaccurate data. These are classified as hard to repair and require a distinct strategy.
Finally, you need to generate a fresh index file to fix such instances. Here are the measures that you can take.
Steps:
If still, you are not able to fix the issue then you can use this alternative solution. Hence, the MySql Recovery utilityis the best and a reliable solution for the error “MySQL table is marked as crashed and last repair failed”. You can opt for this solution to get a quick resolution.
To Sum Up, I hope the above solutions work to repair corrupt tables and solve the database issue. Furthermore, this method resolves the problem of a MySQL table: marked as crashed and the previous repair attempt has failed issues. The MySQL command-line client should be able to solve the database issue and obtain the necessary outcomes by these methods.
About The Author:
With more than five years of experience in email migration, Data Recovery, Email Backup, and File Management, I combine my years of experience with a strong interest in new technology. My professional journey is fueled by a genuine passion for navigating and mastering the latest advancements in these fields, ensuring that I stay ahead of the curve and bring innovative solutions to the table.
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