> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/server/ha-and-performance/optimization-and-tuning/system-variables/system-and-status-variables-added-by-major-release/system-and-status-variables-added-by-major-unmaintained-release/system-variables-added-in-mariadb-10-3.md). # System Variables Added in MariaDB 10.3 This is a list of [system variables](/docs/server/server-management/variables-and-modes/server-system-variables.md) that have been added in the [MariaDB 10.3](/docs/release-notes/community-server/old-releases/10.3/what-is-mariadb-103.md) series. The list does not include variables that are not part of the default release. | Variable | Added | | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------ | | [alter\_algorithm](/docs/server/server-management/variables-and-modes/server-system-variables.md#alter_algorithm) | [MariaDB 10.3.7](/docs/release-notes/community-server/old-releases/10.3/10.3.7.md) | | [bind\_address](/docs/server/server-management/variables-and-modes/server-system-variables.md#bind_address) | [MariaDB 10.3.3](/docs/release-notes/community-server/old-releases/10.3/10.3.3.md) | | [binlog\_file\_cache\_size](/docs/server/ha-and-performance/standard-replication/replication-and-binary-log-system-variables.md) | [MariaDB 10.3.3](/docs/release-notes/community-server/old-releases/10.3/10.3.3.md) | | [gtid\_pos\_auto\_engines](/docs/server/ha-and-performance/standard-replication/gtid.md#gtid_pos_auto_engines) | [MariaDB 10.3.1](/docs/release-notes/community-server/old-releases/10.3/10.3.1.md) | | [column\_compression\_threshold](/docs/server/ha-and-performance/optimization-and-tuning/optimization-and-tuning-compression/storage-engine-independent-column-compression.md#column_compression_threshold) | [MariaDB 10.3.2](/docs/release-notes/community-server/old-releases/10.3/10.3.2.md) | | [column\_compression\_zlib\_level](/docs/server/ha-and-performance/optimization-and-tuning/optimization-and-tuning-compression/storage-engine-independent-column-compression.md#column_compression_zlib_level) | [MariaDB 10.3.2](/docs/release-notes/community-server/old-releases/10.3/10.3.2.md) | | [column\_compression\_zlib\_strategy](/docs/server/ha-and-performance/optimization-and-tuning/optimization-and-tuning-compression/storage-engine-independent-column-compression.md#column_compression_zlib_strategy) | [MariaDB 10.3.2](/docs/release-notes/community-server/old-releases/10.3/10.3.2.md) | | [column\_compression\_zlib\_wrap](/docs/server/ha-and-performance/optimization-and-tuning/optimization-and-tuning-compression/storage-engine-independent-column-compression.md#column_compression_zlib_wrap) | [MariaDB 10.3.2](/docs/release-notes/community-server/old-releases/10.3/10.3.2.md) | | [idle\_readonly\_transaction\_timeout](/docs/server/server-management/variables-and-modes/server-system-variables.md#idle_readonly_transaction_timeout) | [MariaDB 10.3.0](/docs/release-notes/community-server/old-releases/10.3/10.3.0.md) | | [idle\_transaction\_timeout](/docs/server/server-management/variables-and-modes/server-system-variables.md#idle_transaction_timeout) | [MariaDB 10.3.0](/docs/release-notes/community-server/old-releases/10.3/10.3.0.md) | | [idle\_write\_transaction\_timeout](/docs/server/server-management/variables-and-modes/server-system-variables.md#idle_write_transaction_timeout) | [MariaDB 10.3.0](/docs/release-notes/community-server/old-releases/10.3/10.3.0.md) | | [in\_predicate\_conversion\_threshold](/docs/server/server-management/variables-and-modes/server-system-variables.md#in_predicate_conversion_threshold) | [MariaDB 10.3.18](/docs/release-notes/community-server/old-releases/10.3/10.3.18.md) | | [innodb\_encrypt\_temporary\_ables](/docs/server/server-usage/storage-engines/innodb/innodb-system-variables.md) | [MariaDB 10.3.17](/docs/release-notes/community-server/old-releases/10.3/10.3.17.md) | | [innodb\_instant\_alter\_column\_allowed](/docs/server/server-usage/storage-engines/innodb/innodb-system-variables.md#innodb_instant_alter_column_allowed) | [MariaDB 10.3.23](/docs/release-notes/community-server/old-releases/10.3/10.3.23.md) | | [log\_disabled\_statements](/docs/server/server-management/variables-and-modes/server-system-variables.md#log_disabled_statements) | [MariaDB 10.3.1](/docs/release-notes/community-server/old-releases/10.3/10.3.1.md) | | [log\_slow\_disabled\_statements](/docs/server/server-management/variables-and-modes/server-system-variables.md#log_slow_disabled_statements) | [MariaDB 10.3.1](/docs/release-notes/community-server/old-releases/10.3/10.3.1.md) | | [rpl\_semi\_sync\_\*](/docs/server/ha-and-performance/standard-replication/semisynchronous-replication.md#system-variables) | [MariaDB 10.3.3](/docs/release-notes/community-server/old-releases/10.3/10.3.3.md) | | [secure\_timestamp](/docs/server/server-management/variables-and-modes/server-system-variables.md#secure_timestamp) | [MariaDB 10.3.7](/docs/release-notes/community-server/old-releases/10.3/10.3.7.md) | | [slave\_transaction\_retry\_errors](/docs/server/ha-and-performance/standard-replication/replication-and-binary-log-system-variables.md) | [MariaDB 10.3.3](/docs/release-notes/community-server/old-releases/10.3/10.3.3.md) | | [slave\_transaction\_retry\_interval](/docs/server/ha-and-performance/standard-replication/replication-and-binary-log-system-variables.md) | [MariaDB 10.3.3](/docs/release-notes/community-server/old-releases/10.3/10.3.3.md) | | [system\_versioning\_alter\_history](/docs/server/reference/sql-structure/temporal-tables/system-versioned-tables.md#system_versioning_alter_history) | [MariaDB 10.3.4](/docs/release-notes/community-server/old-releases/10.3/10.3.4.md) | | [system\_versioning\_asof](/docs/server/reference/sql-structure/temporal-tables/system-versioned-tables.md#system_versioning_asof) | [MariaDB 10.3.4](/docs/release-notes/community-server/old-releases/10.3/10.3.4.md) | | [system\_versioning\_innodb\_algorithm\_simple](/docs/server/reference/sql-structure/temporal-tables/system-versioned-tables.md#system_versioning_innodb_algorithm_simple) | [MariaDB 10.3.4](/docs/release-notes/community-server/old-releases/10.3/10.3.4.md) | | [tcp\_keepalive\_interval](/docs/server/server-management/variables-and-modes/server-system-variables.md#tcp_keepalive_interval) | [MariaDB 10.3.3](/docs/release-notes/community-server/old-releases/10.3/10.3.3.md) | | [tcp\_keepalive\_probes](/docs/server/server-management/variables-and-modes/server-system-variables.md#tcp_keepalive_probes) | [MariaDB 10.3.3](/docs/release-notes/community-server/old-releases/10.3/10.3.3.md) | | [tcp\_keepalive\_time](/docs/server/server-management/variables-and-modes/server-system-variables.md#tcp_keepalive_time) | [MariaDB 10.3.3](/docs/release-notes/community-server/old-releases/10.3/10.3.3.md) | | [version\_source\_revision](/docs/server/server-management/variables-and-modes/server-system-variables.md#version_source_revision) | [MariaDB 10.3.2](/docs/release-notes/community-server/old-releases/10.3/10.3.2.md) | | [wsrep\_certification\_rules](/docs/galera-cluster/reference/galera-cluster-system-variables.md#wsrep_certification_rules) | [MariaDB 10.3.13](/docs/release-notes/community-server/old-releases/10.3/10.3.13.md) | | [wsrep\_reject\_queries](/docs/galera-cluster/reference/galera-cluster-system-variables.md#wsrep_reject_queries) | [MariaDB 10.3.6](/docs/release-notes/community-server/old-releases/10.3/10.3.6.md) | For system variables that have been removed or deprecated, see [Upgrading from MariaDB 10.2 to MariaDB 10.3](/docs/server/server-management/install-and-upgrade-mariadb/upgrading/mariadb-community-server-upgrade-paths/upgrading-to-unmaintained-mariadb-releases/upgrading-from-mariadb-102-to-mariadb-103.md). ## See Also * [Status Variables Added in MariaDB 10.3](/docs/server/ha-and-performance/optimization-and-tuning/system-variables/system-and-status-variables-added-by-major-release/system-and-status-variables-added-by-major-unmaintained-release/status-variables-added-in-mariadb-103.md) * [System Variables Added in MariaDB 10.4](/docs/server/ha-and-performance/optimization-and-tuning/system-variables/system-and-status-variables-added-by-major-release/system-and-status-variables-added-by-major-unmaintained-release/system-variables-added-in-mariadb-10-4.md) * [System Variables Added in MariaDB 10.2](/docs/server/ha-and-performance/optimization-and-tuning/system-variables/system-and-status-variables-added-by-major-release/system-and-status-variables-added-by-major-unmaintained-release/system-variables-added-in-mariadb-102.md) * [System Variables Added in MariaDB 10.1](/docs/server/ha-and-performance/optimization-and-tuning/system-variables/system-and-status-variables-added-by-major-release/system-and-status-variables-added-by-major-unmaintained-release/system-variables-added-in-mariadb-101.md) *This page is licensed: CC BY-SA / Gnu FDL* {% @marketo/form formId="4316" %}