However, if the --defaults-file option is set, and if the file does not exist, then MariaDB will raise an error. If the --defaults-file option is set, then MariaDB will only read the option file referred to by this option. If an option or system variable is not explicitly set, then it will be set to its default value.
See Server System Variables for a full list of all server system variables and their default values. MariaDB can be configured to read options from custom options files with the following command-line arguments.
These command-line arguments can be used with most of MariaDB's command-line tools, not just mysqld. A MariaDB program can read options from one or many option groups. For an exact list of option groups read on your system by a specific program, you can execute:.
Y in the examples above refer to the base major. For example, MariaDB By using the mariadb-X. Many MariaDB tools reads options from their own option groups as well. Many of them are listed below:. MariaDB can be configured to read options from option groups with a custom suffix by providing the following command-line argument. This command-line argument can be used with most of MariaDB's command-line tools, not just mysqld.
It must be given as the first argument on the command-line:. It is possible to include additional option files from another option file. It is also possible to include all option files in a directory from another option file. All option file names must end in. On Windows, all option file names must end in.
You can check which options a given program is going to use by using the --print-defaults command-line argument:. It must be given as the first argument on the command-line.
For example:. MySQL 5. MariaDB does not support this. The passwords in MySQL's. It is more likely to give users a false sense of security, rather than to seriously protect them. MariaDB supports certain prefixes that can be used with options. The supported option prefixes are:.
If an option is not explicitly set, then the server or client will simply use the default value for that option. For a list of options that can be set for MariaDB Server, see the list of options available for mysqld. Most of the server system variables can also be set in MariaDB's option file.
See the specific page for each client program to determine what options are available for that program. On older releases, you would have also found the following option files:. However, these option files are now very dated for modern servers, so they were removed in MariaDB You can copy one of these sample MariaDB option files and use it as the basis for building your server's primary MariaDB option file. Knowledge Base Contact Login Search. Option Description --print-defaults Read options from option files, print all option values, and then exit the program.
This is useful for options like socket and port, which is common between the server and the clients. For example, [mysqld On my system, I actually have quite a few other configuration files which correspond to the various sections of the MySQL, so you can edit those instead of using the various sections.
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