MYISAMLOG(1) MySQL Database System MYISAMLOG(1)

myisamlog - display MyISAM log file contents

myisamlog [options] [log_file [tbl_name] ...]

myisamlog processes the contents of a MyISAM log file. To create such a file, start the server with a --log-isam=log_file option.

Invoke myisamlog like this:

myisamlog [options] [file_name [tbl_name] ...]

The default operation is update (-u). If a recovery is done (-r), all writes and possibly updates and deletes are done and errors are only counted. The default log file name is myisam.log if no log_file argument is given. If tables are named on the command line, only those tables are updated.

myisamlog supports the following options:

•-?, -I

Display a help message and exit.

•-c N

Execute only N commands.

•-f N

Specify the maximum number of open files.

•-F filepath/

Specify the file path with a trailing slash.

•-i

Display extra information before exiting.

•-o offset

Specify the starting offset.

•-p N

Remove N components from path.

•-r

Perform a recovery operation.

•-R record_pos_file record_pos

Specify record position file and record position.

•-u

Perform an update operation.

•-v

Verbose mode. Print more output about what the program does. This option can be given multiple times to produce more and more output.

•-w write_file

Specify the write file.

•-V

Display version information.

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For more information, please refer to the MySQL Reference Manual, which may already be installed locally and which is also available online at http://dev.mysql.com/doc/.

Oracle Corporation (http://dev.mysql.com/).

05/31/2024 MySQL 8.4