![]() | ROCKSDB_DBSTATS | ACTIVE | INFORMATION SCHEMA | ha_rocksdb.so | GPL | | ROCKSDB_CFSTATS | ACTIVE | INFORMATION SCHEMA | ha_rocksdb.so | GPL | | ROCKSDB | ACTIVE | STORAGE ENGINE | ha_rocksdb.so | GPL | | Name | Status | Type | Library | License | Verifying the InstallationĪfter installing MyRocks you will see RocksDB in the list of plugins: SHOW PLUGINS ![]() If you installed the plugin by providing the -plugin-load or the -plugin-load-add options in a relevant server option group in an option file, then those options should be removed to prevent the plugin from being loaded the next time the server is restarted. For example: UNINSTALL SONAME 'ha_rocksdb' You can uninstall the plugin dynamically by executing UNINSTALL SONAME or UNINSTALL PLUGIN. The RPM package installs it as /etc/my.cnf.d/rocksdb.cnf, and the DEB package installs it as /etc/mysql//rocksdb.cnf Uninstalling the Plugin Note: When installed with a package manager, an option file that contains the -plugin-load-add option may also be installed. This can be specified as a command-line argument to mysqld or it can be specified in a relevant server option group in an option file. The plugin can be installed this way by providing the -plugin-load or the -plugin-load-add options. The second method can be used to tell the server to load the plugin when it starts up. For example: INSTALL SONAME 'ha_rocksdb' You can install the plugin dynamically by executing INSTALL SONAME or INSTALL PLUGIN. The first method can be used to install the plugin without restarting the server. There are two methods that can be used to install the plugin with MariaDB. Once the shared library is in place, the plugin is not actually installed by MariaDB by default. The MyRocks storage engine is included in MSI and ZIP packages on Windows. For example: sudo zypper install MariaDB-rocksdb-engine On SLES, OpenSUSE, and other similar Linux distributions, it is highly recommended to install the relevant RPM package from MariaDB's repository using zypper. For example: sudo apt-get install mariadb-plugin-rocksdb On Debian, Ubuntu, and other similar Linux distributions, it is highly recommended to install the relevant DEB package from MariaDB's repository using apt-get. For example: sudo yum install MariaDB-rocksdb-engine However, yum commands still work on many systems that use dnf. ![]() Starting with RHEL 8 and Fedora 22, yum has been replaced by dnf, which is the next major version of yum. On RHEL, CentOS, Fedora, and other similar Linux distributions, it is highly recommended to install the relevant RPM package from MariaDB's repository using yum or dnf. You can also configure your package manager to install it from MariaDB Foundation's MariaDB Repository by using the MariaDB Repository Configuration Tool. You can configure your package manager to install it from MariaDB Corporation's MariaDB Package Repository by using the MariaDB Package Repository setup script. In order to do so, your system needs to be configured to install from one of the MariaDB repositories. The MyRocks storage engine can also be installed via a package manager on Linux. The MyRocks storage engine is included in binary tarballs on Linux. The plugin was first included in MariaDB 10.2.5. The MyRocks storage engine's shared library is included in MariaDB packages as the ha_rocksdb.so or ha_rocksdb.dll shared library on systems where it can be built. The storage engine must be installed before it can be used. RocksDB is an LSM database with a great compression ratio that is optimized for flash storage. MyRocks is a storage engine that adds the RocksDB database to MariaDB. The MyRocks storage engine was first released in MariaDB 10.2.5.
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