FRM File Extension

MySQL Database Format

File Type frm
Developer MySQL
Popularity
4.6 (35 votes)
Application MySQL
Category Data Files

What is a FRM file?

The FRM extension is related to MySQL Database Format and is classified in the Data Files category, which contains 6196 files.

The MySQL Database Format (FRM) was developed by SQLite, which created file format and programs to work with them.

FRM files are compatible with various operating systems, including Windows, Mac OS and Linux. To open a FRM file, you can choose from 4 programs such as MySQL, MariaDB and MySQL Enterprise Edition.

Windows

Mac OS

Linux

How to open a FRM file?

If you cannot open a FRM file, it is most often due to missing software. Select a program from the list according to your operating system. Then go to the official website of the program developer, download it, and install it on your device.

MySQL, MariaDB and MySQL Enterprise Edition are among the most widely used programs for handling FRM files. If you wish to install the latest release of MySQL, visit the official Oracle portal and download the edition that works on any operating system.

When you finish installing MySQL, the system will automatically launch FRM files with it.

Set MySQL as the default FRM application

Change the default app that opens a file on Mac

Right-click or use Control + Left-click on the desired FRM file to open a menu where you can choose from multiple actions;
Choose "Open in Application" and click "Other";
At the bottom of the window, you will see the "Enable" menu. It is already set to the default option, "Recommended Programs";
Within this menu, select "All Programs" and then search for MySQL. Check the box next to "Always open in app" to make it the default program.

Change default programs in Windows

Start by right-clicking on your FRM file, then select the "Open with" option and choose "Choose another app" from the menu that appears;
From the options listed in the pop-up window, specifically choose MySQL as the application to handle your FRM file;
Be sure to check the "Always use this app" checkbox and click "OK" to save your preference.

Troubleshooting guide for FRM file complications

When facing challenges with FRM files, simple adjustments in your software can often solve the problem. Find helpful troubleshooting guidance below.

What are the possible solutions to recover a corrupt FRM file?

Use MySQL Enterprise Backup to open the damaged FRM file and from the menu, click "Repair" to start the repair operation. Wait for the recovery process to finish, allowing automatic repair of damaged data files.

What are the ways to check if my FRM file is damaged?

The signs of corrupted FRM data files can manifest as:

The file does not respond or shows errors when opening it;
The file shows slow performance when edited in MySQL;
The file stops responding or freezes in MySQL or other programs;
Unexplained FRM file size inflation;
Actions performed on the file result in the appearance of error notifications;

What are the possible causes of MySQL crashing?

Insufficient updates for Oracle products can cause MySQL to crash. Be sure to regularly install the latest software updates.

Restarting your computer is a crucial troubleshooting measure that can alleviate numerous common problems. Therefore, it is advisable to restart your computer before modifying any settings related to the software.

How to edit a FRM file?

To modify FRM files, it is necessary to install dedicated software that lets you open and edit data files. Online FRM editors generally offer fewer tools compared to programs designed for MySQL Database Format.

Best FRM Editor Software in 2026

After analyzing the criteria, we have created a list of FRM editors available for use.

FRM Editor Software	Developer	Platforms	Overall Rating
MySQL Enterprise Edition	Oracle	Windows, Mac OS, Linux	4.8 out of 5 (36 reviews)
MariaDB	MariaDB Foundation	Windows, Mac OS, Linux	4.7 out of 5 (40 reviews)
MySQL	Oracle	Windows, Mac OS, Linux	4.4 out of 5 (37 reviews)

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