MySQL Server Version Reference  /  mysqld Options and Variables  /  Option and Variable Changes for MySQL 8.0

1.2 Option and Variable Changes for MySQL 8.0

The following list details the changes to specific options and variables within MySQL 8.0.

  • abort-slave-event-count

    Deprecated in version 8.0.29

  • Acl_cache_items_count

    Introduced in version 8.0.0

  • activate_all_roles_on_login

    Introduced in version 8.0.2

  • admin_address

    Introduced in version 8.0.14

  • admin_port

    Introduced in version 8.0.14

  • admin-ssl

    Introduced in version 8.0.21

    Deprecated in version 8.0.26

  • admin_ssl_ca

    Introduced in version 8.0.21

  • admin_ssl_capath

    Introduced in version 8.0.21

  • admin_ssl_cert

    Introduced in version 8.0.21

  • admin_ssl_cipher

    Introduced in version 8.0.21

  • admin_ssl_crl

    Introduced in version 8.0.21

  • admin_ssl_crlpath

    Introduced in version 8.0.21

  • admin_ssl_key

    Introduced in version 8.0.21

  • admin_tls_ciphersuites

    Introduced in version 8.0.21

  • admin_tls_version

    Introduced in version 8.0.21

    Value parameter changes in version 8.0.28:

    • Default is TLSv1.2,TLSv1.3

  • audit-log

    Introduced in version 8.0.11

  • audit_log_buffer_size

    Introduced in version 8.0.11

  • audit_log_compression

    Introduced in version 8.0.11

  • audit_log_connection_policy

    Introduced in version 8.0.11

    Deprecated in version 8.0.34

  • audit_log_current_session

    Introduced in version 8.0.11

  • Audit_log_current_size

    Introduced in version 8.0.11

  • audit_log_database

    Introduced in version 8.0.33

  • audit_log_disable

    Introduced in version 8.0.28

  • audit_log_encryption

    Introduced in version 8.0.11

  • Audit_log_event_max_drop_size

    Introduced in version 8.0.11

  • Audit_log_events

    Introduced in version 8.0.11

  • Audit_log_events_filtered

    Introduced in version 8.0.11

  • Audit_log_events_lost

    Introduced in version 8.0.11

  • Audit_log_events_written

    Introduced in version 8.0.11

  • audit_log_exclude_accounts

    Introduced in version 8.0.11

    Deprecated in version 8.0.34

  • audit_log_file

    Introduced in version 8.0.11

  • audit_log_filter_id

    Introduced in version 8.0.11

  • audit_log_flush

    Introduced in version 8.0.11

  • audit_log_flush_interval_seconds

    Introduced in version 8.0.34

  • audit_log_format

    Introduced in version 8.0.11

  • audit_log_format_unix_timestamp

    Introduced in version 8.0.26

  • audit_log_include_accounts

    Introduced in version 8.0.11

    Deprecated in version 8.0.34

  • audit_log_max_size

    Introduced in version 8.0.26

  • audit_log_password_history_keep_days

    Introduced in version 8.0.17

  • audit_log_policy

    Introduced in version 8.0.11

    Deprecated in version 8.0.34

  • audit_log_prune_seconds

    Introduced in version 8.0.24

  • audit_log_read_buffer_size

    Introduced in version 8.0.11

    Value parameter changes in version 8.0.12:

    • Default is 32768, minimum is 32768, maximum is 4194304

  • audit_log_rotate_on_size

    Introduced in version 8.0.11

  • audit_log_statement_policy

    Introduced in version 8.0.11

    Deprecated in version 8.0.34

  • audit_log_strategy

    Introduced in version 8.0.11

  • Audit_log_total_size

    Introduced in version 8.0.11

  • Audit_log_write_waits

    Introduced in version 8.0.11

  • authentication_fido_rp_id

    Introduced in version 8.0.27

    Deprecated in version 8.0.35

  • authentication_kerberos_service_key_tab

    Introduced in version 8.0.26

  • authentication_kerberos_service_principal

    Introduced in version 8.0.26

  • authentication_ldap_sasl_auth_method_name

    Introduced in version 8.0.11

    Value parameter changes in version 8.0.20:

    • Default is SCRAM-SHA-1

    Value parameter changes in version 8.0.23:

    • Default is SCRAM-SHA-1

  • authentication_ldap_sasl_bind_base_dn

    Introduced in version 8.0.11

  • authentication_ldap_sasl_bind_root_dn

    Introduced in version 8.0.11

  • authentication_ldap_sasl_bind_root_pwd

    Introduced in version 8.0.11

  • authentication_ldap_sasl_ca_path

    Introduced in version 8.0.11

  • authentication_ldap_sasl_group_search_attr

    Introduced in version 8.0.11

  • authentication_ldap_sasl_group_search_filter

    Introduced in version 8.0.11

  • authentication_ldap_sasl_init_pool_size

    Introduced in version 8.0.11

  • authentication_ldap_sasl_log_status

    Introduced in version 8.0.11

    Value parameter changes in version 8.0.18:

    • Default is 1, minimum is 1, maximum is 6

  • authentication_ldap_sasl_max_pool_size

    Introduced in version 8.0.11

  • authentication_ldap_sasl_referral

    Introduced in version 8.0.20

  • authentication_ldap_sasl_server_host

    Introduced in version 8.0.11

  • authentication_ldap_sasl_server_port

    Introduced in version 8.0.11

  • Authentication_ldap_sasl_supported_methods

    Introduced in version 8.0.21

  • authentication_ldap_sasl_tls

    Introduced in version 8.0.11

  • authentication_ldap_sasl_user_search_attr

    Introduced in version 8.0.11

  • authentication_ldap_simple_auth_method_name

    Introduced in version 8.0.11

  • authentication_ldap_simple_bind_base_dn

    Introduced in version 8.0.11

  • authentication_ldap_simple_bind_root_dn

    Introduced in version 8.0.11

  • authentication_ldap_simple_bind_root_pwd

    Introduced in version 8.0.11

  • authentication_ldap_simple_ca_path

    Introduced in version 8.0.11

  • authentication_ldap_simple_group_search_attr

    Introduced in version 8.0.11

  • authentication_ldap_simple_group_search_filter

    Introduced in version 8.0.11

  • authentication_ldap_simple_init_pool_size

    Introduced in version 8.0.11

  • authentication_ldap_simple_log_status

    Introduced in version 8.0.11

    Value parameter changes in version 8.0.18:

    • Default is 1, minimum is 1, maximum is 6

  • authentication_ldap_simple_max_pool_size

    Introduced in version 8.0.11

  • authentication_ldap_simple_referral

    Introduced in version 8.0.20

  • authentication_ldap_simple_server_host

    Introduced in version 8.0.11

  • authentication_ldap_simple_server_port

    Introduced in version 8.0.11

  • authentication_ldap_simple_tls

    Introduced in version 8.0.11

  • authentication_ldap_simple_user_search_attr

    Introduced in version 8.0.11

  • authentication_policy

    Introduced in version 8.0.27

  • authentication_windows_log_level

    Introduced in version 8.0.11

  • authentication_windows_use_principal_name

    Introduced in version 8.0.11

  • basedir

    Value parameter changes in version 8.0.2:

    • Default is parent of mysqld installation directory

  • binlog_encryption

    Introduced in version 8.0.14

  • binlog_expire_logs_auto_purge

    Introduced in version 8.0.29

  • binlog_expire_logs_seconds

    Introduced in version 8.0.1

    Value parameter changes in version 8.0.11:

    • Default is 2592000, minimum is 0, maximum is 4294967295

  • binlog_format

    Deprecated in version 8.0.34

  • binlog_rotate_encryption_master_key_at_startup

    Introduced in version 8.0.14

  • binlog_row_metadata

    Introduced in version 8.0.1

  • binlog_row_value_options

    Introduced in version 8.0.3

  • binlog_transaction_compression

    Introduced in version 8.0.20

  • binlog_transaction_compression_level_zstd

    Introduced in version 8.0.20

  • binlog_transaction_dependency_history_size

    Introduced in version 8.0.1

  • binlog_transaction_dependency_tracking

    Introduced in version 8.0.1

    Deprecated in version 8.0.35

  • build_id

    Introduced in version 8.0.31

  • caching_sha2_password_auto_generate_rsa_keys

    Introduced in version 8.0.4

  • caching_sha2_password_digest_rounds

    Introduced in version 8.0.24

  • caching_sha2_password_private_key_path

    Introduced in version 8.0.3

  • caching_sha2_password_public_key_path

    Introduced in version 8.0.3

  • Caching_sha2_password_rsa_public_key

    Introduced in version 8.0.4

  • character_set_client

    Value parameter changes in version 8.0.1:

    • Default is utf8mb4

  • character-set-client-handshake

    Deprecated in version 8.0.35

  • character_set_connection

    Value parameter changes in version 8.0.1:

    • Default is utf8mb4

  • character_set_database

    Value parameter changes in version 8.0.1:

    • Default is utf8mb4

  • character_set_results

    Value parameter changes in version 8.0.1:

    • Default is utf8mb4

  • character_set_server

    Value parameter changes in version 8.0.1:

    • Default is utf8mb4

  • character_set_system

    Value parameter changes in version 8.0.1:

    • Default is utf8mb3

  • clone_autotune_concurrency

    Introduced in version 8.0.17

  • clone_block_ddl

    Introduced in version 8.0.27

  • clone_buffer_size

    Introduced in version 8.0.17

  • clone_ddl_timeout

    Introduced in version 8.0.17

  • clone_delay_after_data_drop

    Introduced in version 8.0.29

  • clone_donor_timeout_after_network_failure

    Introduced in version 8.0.24

  • clone_enable_compression

    Introduced in version 8.0.17

  • clone_max_concurrency

    Introduced in version 8.0.17

  • clone_max_data_bandwidth

    Introduced in version 8.0.17

  • clone_max_network_bandwidth

    Introduced in version 8.0.17

  • clone_ssl_ca

    Introduced in version 8.0.14

  • clone_ssl_cert

    Introduced in version 8.0.14

  • clone_ssl_key

    Introduced in version 8.0.14

  • clone_valid_donor_list

    Introduced in version 8.0.17

  • collation_database

    Value parameter changes in version 8.0.1:

    • Default is utf8mb4_0900_ai_ci

  • collation_server

    Value parameter changes in version 8.0.1:

    • Default is utf8mb4_0900_ai_ci

  • Com_alter_resource_group

    Introduced in version 8.0.3

  • Com_alter_user_default_role

    Introduced in version 8.0.0

  • Com_change_replication_source

    Introduced in version 8.0.23

  • Com_clone

    Introduced in version 8.0.2

  • Com_create_resource_group

    Introduced in version 8.0.3

  • Com_create_role

    Introduced in version 8.0.0

  • Com_drop_resource_group

    Introduced in version 8.0.3

  • Com_drop_role

    Introduced in version 8.0.0

  • Com_grant_roles

    Introduced in version 8.0.0

  • Com_install_component

    Introduced in version 8.0.0

  • Com_replica_start

    Introduced in version 8.0.22

  • Com_replica_stop

    Introduced in version 8.0.22

  • Com_restart

    Introduced in version 8.0.4

  • Com_revoke_roles

    Introduced in version 8.0.0

  • Com_set_resource_group

    Introduced in version 8.0.3

  • Com_set_role

    Introduced in version 8.0.0

  • Com_show_replica_status

    Introduced in version 8.0.22

  • Com_show_replicas

    Introduced in version 8.0.22

  • Com_uninstall_component

    Introduced in version 8.0.0

  • component_scheduler.enabled

    Introduced in version 8.0.34

  • Compression

    Deprecated in version 8.0.18

  • Compression_algorithm

    Introduced in version 8.0.18

  • Compression_level

    Introduced in version 8.0.18

  • Connection_control_delay_generated

    Introduced in version 8.0.1

  • connection_control_failed_connections_threshold

    Introduced in version 8.0.1

  • connection_control_max_connection_delay

    Introduced in version 8.0.1

  • connection_control_min_connection_delay

    Introduced in version 8.0.1

  • connection_memory_chunk_size

    Introduced in version 8.0.28

    Value parameter changes in version 8.0.34:

    • Default is 8192, minimum is 0, maximum is 536870912

  • connection_memory_limit

    Introduced in version 8.0.28

  • create_admin_listener_thread

    Introduced in version 8.0.14

  • cte_max_recursion_depth

    Introduced in version 8.0.3

  • Current_tls_ca

    Introduced in version 8.0.16

  • Current_tls_capath

    Introduced in version 8.0.16

  • Current_tls_cert

    Introduced in version 8.0.16

  • Current_tls_cipher

    Introduced in version 8.0.16

  • Current_tls_ciphersuites

    Introduced in version 8.0.16

  • Current_tls_crl

    Introduced in version 8.0.16

  • Current_tls_crlpath

    Introduced in version 8.0.16

  • Current_tls_key

    Introduced in version 8.0.16

  • Current_tls_version

    Introduced in version 8.0.16

  • daemon_memcached_enable_binlog

    Deprecated in version 8.0.22

  • daemon_memcached_engine_lib_name

    Deprecated in version 8.0.22

  • daemon_memcached_engine_lib_path

    Deprecated in version 8.0.22

  • daemon_memcached_option

    Deprecated in version 8.0.22

  • daemon_memcached_r_batch_size

    Deprecated in version 8.0.22

  • daemon_memcached_w_batch_size

    Deprecated in version 8.0.22

  • date_format

    Removed in version 8.0.3

  • datetime_format

    Removed in version 8.0.3

  • ddl-rewriter

    Introduced in version 8.0.16

  • default_authentication_plugin

    Deprecated in version 8.0.27

    Value parameter changes in version 8.0.3:

    • Default is mysql_native_password

    Value parameter changes in version 8.0.4:

    • Default is caching_sha2_password

  • default_collation_for_utf8mb4

    Introduced in version 8.0.11

  • default_table_encryption

    Introduced in version 8.0.16

  • des-key-file

    Removed in version 8.0.3

  • disconnect-slave-event-count

    Deprecated in version 8.0.29

  • dragnet.log_error_filter_rules

    Introduced in version 8.0.4

  • dragnet.Status

    Introduced in version 8.0.12

  • early-plugin-load

    Introduced in version 8.0.0

  • enterprise_encryption.maximum_rsa_key_size

    Introduced in version 8.0.30

  • enterprise_encryption.rsa_support_legacy_padding

    Introduced in version 8.0.30

  • Error_log_buffered_bytes

    Introduced in version 8.0.22

  • Error_log_buffered_events

    Introduced in version 8.0.22

  • Error_log_expired_events

    Introduced in version 8.0.22

  • Error_log_latest_write

    Introduced in version 8.0.22

  • event_scheduler

    Value parameter changes in version 8.0.3:

    • Default is ON

  • expire_logs_days

    Deprecated in version 8.0.3

    Value parameter changes in version 8.0.2:

    • Default is 30, minimum is 0, maximum is 99

    Value parameter changes in version 8.0.11:

    • Default is 0, minimum is 0, maximum is 99

  • explain_format

    Introduced in version 8.0.32

  • explicit_defaults_for_timestamp

    Value parameter changes in version 8.0.2:

    • Default is ON

  • Firewall_access_denied

    Introduced in version 8.0.11

  • Firewall_access_granted

    Introduced in version 8.0.11

  • Firewall_cached_entries

    Introduced in version 8.0.11

  • generated_random_password_length

    Introduced in version 8.0.18

  • Global_connection_memory

    Introduced in version 8.0.28

  • global_connection_memory_limit

    Introduced in version 8.0.28

  • global_connection_memory_tracking

    Introduced in version 8.0.28

  • group_replication_advertise_recovery_endpoints

    Introduced in version 8.0.21

  • group_replication_allow_local_disjoint_gtids_join

    Removed in version 8.0.4

  • group_replication_autorejoin_tries

    Introduced in version 8.0.16

    Value parameter changes in version 8.0.21:

    • Default is 3, minimum is 0, maximum is 2016

  • group_replication_clone_threshold

    Introduced in version 8.0.17

  • group_replication_communication_debug_options

    Introduced in version 8.0.3

  • group_replication_communication_max_message_size

    Introduced in version 8.0.16

  • group_replication_communication_stack

    Introduced in version 8.0.27

  • group_replication_components_stop_timeout

    Value parameter changes in version 8.0.27:

    • Default is 300, minimum is 2, maximum is 31536000

  • group_replication_consistency

    Introduced in version 8.0.14

  • group_replication_exit_state_action

    Introduced in version 8.0.12

    Value parameter changes in version 8.0.16:

    • Default is READ_ONLY

    Value parameter changes in version 8.0.18:

    • Default is READ_ONLY

  • group_replication_flow_control_hold_percent

    Introduced in version 8.0.2

  • group_replication_flow_control_max_quota

    Introduced in version 8.0.2

  • group_replication_flow_control_member_quota_percent

    Introduced in version 8.0.2

  • group_replication_flow_control_min_quota

    Introduced in version 8.0.2

  • group_replication_flow_control_min_recovery_quota

    Introduced in version 8.0.2

  • group_replication_flow_control_period

    Introduced in version 8.0.2

  • group_replication_flow_control_release_percent

    Introduced in version 8.0.2

  • group_replication_ip_allowlist

    Introduced in version 8.0.22

  • group_replication_ip_whitelist

    Deprecated in version 8.0.22

  • group_replication_member_expel_timeout

    Introduced in version 8.0.13

    Value parameter changes in version 8.0.14:

    • Default is 0, minimum is 0, maximum is 3600

    Value parameter changes in version 8.0.21:

    • Default is 5, minimum is 0, maximum is 3600

  • group_replication_member_weight

    Introduced in version 8.0.2

  • group_replication_message_cache_size

    Introduced in version 8.0.16

    Value parameter changes in version 8.0.21 (bitsize=64):

    • Default is 1073741824 (1 GB), minimum is 134217728 (128 MB), maximum is 18446744073709551615 (16 EiB)

    Value parameter changes in version 8.0.21 (bitsize=32):

    • Default is 1073741824 (1 GB), minimum is 134217728 (128 MB), maximum is 315360004294967295 (4 GB)

  • group_replication_paxos_single_leader

    Introduced in version 8.0.27

  • group_replication_primary_member

    Deprecated in version 8.0.4

  • group_replication_recovery_complete_at

    Deprecated in version 8.0.34

  • group_replication_recovery_compression_algorithms

    Introduced in version 8.0.18

  • group_replication_recovery_get_public_key

    Introduced in version 8.0.4

  • group_replication_recovery_public_key_path

    Introduced in version 8.0.4

  • group_replication_recovery_tls_ciphersuites

    Introduced in version 8.0.19

  • group_replication_recovery_tls_version

    Introduced in version 8.0.19

    Value parameter changes in version 8.0.28:

    • Default is TLSv1.2,TLSv1.3

  • group_replication_recovery_zstd_compression_level

    Introduced in version 8.0.18

  • group_replication_tls_source

    Introduced in version 8.0.21

  • group_replication_unreachable_majority_timeout

    Introduced in version 8.0.2

  • group_replication_view_change_uuid

    Introduced in version 8.0.26

  • gtid_executed_compression_period

    Value parameter changes in version 8.0.23:

    • Default is 0, minimum is 0, maximum is 4294967295

  • have_crypt

    Removed in version 8.0.3

  • have_openssl

    Deprecated in version 8.0.26

  • have_ssl

    Deprecated in version 8.0.26

  • histogram_generation_max_mem_size

    Introduced in version 8.0.2

  • ignore_builtin_innodb

    Removed in version 8.0.3

  • immediate_server_version

    Introduced in version 8.0.14

  • information_schema_stats_expiry

    Introduced in version 8.0.3

  • init_replica

    Introduced in version 8.0.26

  • init_slave

    Deprecated in version 8.0.26

  • innodb_api_bk_commit_interval

    Deprecated in version 8.0.22

  • innodb_api_disable_rowlock

    Deprecated in version 8.0.22

  • innodb_api_enable_binlog

    Deprecated in version 8.0.22

  • innodb_api_enable_mdl

    Deprecated in version 8.0.22

  • innodb_api_trx_level

    Deprecated in version 8.0.22

  • innodb_autoinc_lock_mode

    Value parameter changes in version 8.0.3:

    • Default is 2, minimum is not specified, maximum is not specified

  • Innodb_available_undo_logs

    Removed in version 8.0.2

  • innodb_buffer_pool_debug

    Introduced in version 8.0.0

  • innodb_buffer_pool_in_core_file

    Introduced in version 8.0.14

  • Innodb_buffer_pool_resize_status_code

    Introduced in version 8.0.31

  • Innodb_buffer_pool_resize_status_progress

    Introduced in version 8.0.31

  • innodb_checkpoint_disabled

    Introduced in version 8.0.2

  • innodb_ddl_buffer_size

    Introduced in version 8.0.27

  • innodb_ddl_log_crash_reset_debug

    Introduced in version 8.0.3

  • innodb_ddl_threads

    Introduced in version 8.0.27

  • innodb_deadlock_detect

    Introduced in version 8.0.0

  • innodb-dedicated-server

    Introduced in version 8.0.3

  • innodb_directories

    Introduced in version 8.0.4

  • innodb_doublewrite

    Value parameter changes in version 8.0.30:

    • Default is ON

  • innodb_doublewrite_batch_size

    Introduced in version 8.0.20

  • innodb_doublewrite_dir

    Introduced in version 8.0.20

  • innodb_doublewrite_files

    Introduced in version 8.0.20

  • innodb_doublewrite_pages

    Introduced in version 8.0.20

  • innodb_extend_and_initialize

    Introduced in version 8.0.22

  • innodb_flush_neighbors

    Value parameter changes in version 8.0.3:

    • Default is 0

  • innodb_fsync_threshold

    Introduced in version 8.0.13

  • innodb_idle_flush_pct

    Introduced in version 8.0.18

  • innodb_log_checkpoint_fuzzy_now

    Introduced in version 8.0.13

  • innodb_log_file_size

    Deprecated in version 8.0.30

  • innodb_log_files_in_group

    Deprecated in version 8.0.30

  • innodb_log_spin_cpu_abs_lwm

    Introduced in version 8.0.11

  • innodb_log_spin_cpu_pct_hwm

    Introduced in version 8.0.11

  • innodb_log_wait_for_flush_spin_hwm

    Introduced in version 8.0.11

  • innodb_log_writer_threads

    Introduced in version 8.0.22

  • innodb_max_dirty_pages_pct

    Value parameter changes in version 8.0.3:

    • Default is 90, minimum is 0, maximum is 99.999

  • innodb_max_dirty_pages_pct_lwm

    Value parameter changes in version 8.0.3:

    • Default is 10, minimum is 0, maximum is 99.999

  • innodb_parallel_read_threads

    Introduced in version 8.0.14

  • innodb_print_ddl_logs

    Introduced in version 8.0.3

  • innodb_redo_log_archive_dirs

    Introduced in version 8.0.17

  • innodb_redo_log_capacity

    Introduced in version 8.0.30

    Value parameter changes in version 8.0.34:

    • Default is 104857600, minimum is 8388608, maximum is 549755813888

  • Innodb_redo_log_capacity_resized

    Introduced in version 8.0.30

  • Innodb_redo_log_checkpoint_lsn

    Introduced in version 8.0.30

  • Innodb_redo_log_current_lsn

    Introduced in version 8.0.30

  • Innodb_redo_log_enabled

    Introduced in version 8.0.21

  • innodb_redo_log_encrypt

    Introduced in version 8.0.1

  • Innodb_redo_log_flushed_to_disk_lsn

    Introduced in version 8.0.30

  • Innodb_redo_log_logical_size

    Introduced in version 8.0.30

  • Innodb_redo_log_physical_size

    Introduced in version 8.0.30

  • Innodb_redo_log_read_only

    Introduced in version 8.0.30

  • Innodb_redo_log_resize_status

    Introduced in version 8.0.30

  • Innodb_redo_log_uuid

    Introduced in version 8.0.30

  • innodb_scan_directories

    Introduced in version 8.0.2

    Removed in version 8.0.4

  • innodb_segment_reserve_factor

    Introduced in version 8.0.26

  • innodb_spin_wait_delay

    Value parameter changes in version 8.0.14:

    • Default is 6, minimum is 0, maximum is 1000

  • innodb_spin_wait_pause_multiplier

    Introduced in version 8.0.16

  • innodb_stats_include_delete_marked

    Introduced in version 8.0.1

  • Innodb_system_rows_deleted

    Introduced in version 8.0.19

  • Innodb_system_rows_inserted

    Introduced in version 8.0.19

  • Innodb_system_rows_read

    Introduced in version 8.0.19

  • Innodb_system_rows_updated

    Introduced in version 8.0.19

  • innodb_temp_tablespaces_dir

    Introduced in version 8.0.13

  • innodb_tmpdir

    Introduced in version 8.0.0

  • innodb_undo_log_encrypt

    Introduced in version 8.0.1

  • innodb_undo_log_truncate

    Value parameter changes in version 8.0.2:

    • Default is ON

  • innodb_undo_logs

    Removed in version 8.0.2

  • innodb_undo_tablespaces

    Deprecated in version 8.0.4

    Value parameter changes in version 8.0.2:

    • Default is 2, minimum is 0, maximum is 127

    Value parameter changes in version 8.0.3:

    • Default is 2, minimum is 2, maximum is 127

  • Innodb_undo_tablespaces_active

    Introduced in version 8.0.14

  • Innodb_undo_tablespaces_explicit

    Introduced in version 8.0.14

  • Innodb_undo_tablespaces_implicit

    Introduced in version 8.0.14

  • Innodb_undo_tablespaces_total

    Introduced in version 8.0.14

  • innodb_use_fdatasync

    Introduced in version 8.0.26

  • innodb_validate_tablespace_paths

    Introduced in version 8.0.21

  • internal_tmp_disk_storage_engine

    Removed in version 8.0.16

  • internal_tmp_mem_storage_engine

    Introduced in version 8.0.2

  • keyring_aws_cmk_id

    Introduced in version 8.0.11

  • keyring_aws_conf_file

    Introduced in version 8.0.11

  • keyring_aws_data_file

    Introduced in version 8.0.11

  • keyring_aws_region

    Introduced in version 8.0.11

    Value parameter changes in version 8.0.17:

    • Default is us-east-1

    Value parameter changes in version 8.0.30:

    • Default is us-east-1

  • keyring_encrypted_file_data

    Introduced in version 8.0.11

    Deprecated in version 8.0.34

  • keyring_encrypted_file_password

    Introduced in version 8.0.11

    Deprecated in version 8.0.34

  • keyring_file_data

    Deprecated in version 8.0.34

  • keyring_hashicorp_auth_path

    Introduced in version 8.0.18

  • keyring_hashicorp_ca_path

    Introduced in version 8.0.18

  • keyring_hashicorp_caching

    Introduced in version 8.0.18

  • keyring_hashicorp_commit_auth_path

    Introduced in version 8.0.18

  • keyring_hashicorp_commit_ca_path

    Introduced in version 8.0.18

  • keyring_hashicorp_commit_caching

    Introduced in version 8.0.18

  • keyring_hashicorp_commit_role_id

    Introduced in version 8.0.18

  • keyring_hashicorp_commit_server_url

    Introduced in version 8.0.18

  • keyring_hashicorp_commit_store_path

    Introduced in version 8.0.18

  • keyring_hashicorp_role_id

    Introduced in version 8.0.18

  • keyring_hashicorp_secret_id

    Introduced in version 8.0.18

  • keyring_hashicorp_server_url

    Introduced in version 8.0.18

  • keyring_hashicorp_store_path

    Introduced in version 8.0.18

  • keyring-migration-destination

    Introduced in version 8.0.4

  • keyring-migration-host

    Introduced in version 8.0.4

  • keyring-migration-password

    Introduced in version 8.0.4

  • keyring-migration-port

    Introduced in version 8.0.4

  • keyring-migration-socket

    Introduced in version 8.0.4

  • keyring-migration-source

    Introduced in version 8.0.4

  • keyring-migration-to-component

    Introduced in version 8.0.24

  • keyring-migration-user

    Introduced in version 8.0.4

  • keyring_oci_ca_certificate

    Introduced in version 8.0.22

    Deprecated in version 8.0.31

  • keyring_oci_compartment

    Introduced in version 8.0.22

    Deprecated in version 8.0.31

  • keyring_oci_encryption_endpoint

    Introduced in version 8.0.22

    Deprecated in version 8.0.31

  • keyring_oci_key_file

    Introduced in version 8.0.22

    Deprecated in version 8.0.31

  • keyring_oci_key_fingerprint

    Introduced in version 8.0.22

    Deprecated in version 8.0.31

  • keyring_oci_management_endpoint

    Introduced in version 8.0.22

    Deprecated in version 8.0.31

  • keyring_oci_master_key

    Introduced in version 8.0.22

    Deprecated in version 8.0.31

  • keyring_oci_secrets_endpoint

    Introduced in version 8.0.22

    Deprecated in version 8.0.31

  • keyring_oci_tenancy

    Introduced in version 8.0.22

    Deprecated in version 8.0.31

  • keyring_oci_user

    Introduced in version 8.0.22

    Deprecated in version 8.0.31

  • keyring_oci_vaults_endpoint

    Introduced in version 8.0.22

    Deprecated in version 8.0.31

  • keyring_oci_virtual_vault

    Introduced in version 8.0.22

    Deprecated in version 8.0.31

  • keyring_okv_conf_dir

    Introduced in version 8.0.11

  • keyring_operations

    Introduced in version 8.0.4

  • local_infile

    Value parameter changes in version 8.0.2:

    • Default is OFF

  • lock_order

    Introduced in version 8.0.17

  • lock_order_debug_loop

    Introduced in version 8.0.17

  • lock_order_debug_missing_arc

    Introduced in version 8.0.17

  • lock_order_debug_missing_key

    Introduced in version 8.0.17

  • lock_order_debug_missing_unlock

    Introduced in version 8.0.17

  • lock_order_dependencies

    Introduced in version 8.0.17

  • lock_order_extra_dependencies

    Introduced in version 8.0.17

  • lock_order_output_directory

    Introduced in version 8.0.17

  • lock_order_print_txt

    Introduced in version 8.0.17

  • lock_order_trace_loop

    Introduced in version 8.0.17

  • lock_order_trace_missing_arc

    Introduced in version 8.0.17

  • lock_order_trace_missing_key

    Introduced in version 8.0.17

  • lock_order_trace_missing_unlock

    Introduced in version 8.0.17

  • log_bin_trust_function_creators

    Deprecated in version 8.0.34

  • log_bin_use_v1_row_events

    Deprecated in version 8.0.18

  • log_builtin_as_identified_by_password

    Removed in version 8.0.11

  • log_error_filter_rules

    Introduced in version 8.0.2

    Removed in version 8.0.4

  • log_error_services

    Introduced in version 8.0.2

  • log_error_suppression_list

    Introduced in version 8.0.13

  • log_error_verbosity

    Value parameter changes in version 8.0.4:

    • Default is 2, minimum is 1, maximum is 3

  • log_replica_updates

    Introduced in version 8.0.26

  • log_slave_updates

    Deprecated in version 8.0.26

    Value parameter changes in version 8.0.3:

    • Default is ON

  • log_slow_extra

    Introduced in version 8.0.14

  • log_slow_replica_statements

    Introduced in version 8.0.26

  • log_slow_slave_statements

    Deprecated in version 8.0.26

  • log_statements_unsafe_for_binlog

    Deprecated in version 8.0.34

  • log_syslog

    Removed in version 8.0.13

    Deprecated in version 8.0.2

    Value parameter changes in version 8.0.2:

    • Default is ON (when error logging to system log is enabled)

  • log_syslog_facility

    Removed in version 8.0.13

  • log_syslog_include_pid

    Removed in version 8.0.13

  • log_syslog_tag

    Removed in version 8.0.13

  • log-warnings

    Removed in version 8.0.3

  • mandatory_roles

    Introduced in version 8.0.2

  • master-info-file

    Deprecated in version 8.0.18

  • master_info_repository

    Deprecated in version 8.0.23

    Value parameter changes in version 8.0.2:

    • Default is TABLE

  • master_verify_checksum

    Deprecated in version 8.0.26

  • max_allowed_packet

    Value parameter changes in version 8.0.3:

    • Default is 67108864, minimum is 1024, maximum is 1073741824

  • max_error_count

    Value parameter changes in version 8.0.3:

    • Default is 1024, minimum is 0, maximum is 65535

  • max_length_for_sort_data

    Deprecated in version 8.0.20

    Value parameter changes in version 8.0.1:

    • Default is 4096, minimum is 4, maximum is 8388608

  • max_prepared_stmt_count

    Value parameter changes in version 8.0.18:

    • Default is 16382, minimum is 0, maximum is 4194304

  • max_tmp_tables

    Removed in version 8.0.3

  • metadata_locks_cache_size

    Removed in version 8.0.13

  • metadata_locks_hash_instances

    Removed in version 8.0.13

  • multi_range_count

    Removed in version 8.0.3

  • myisam_repair_threads

    Removed in version 8.0.30

    Deprecated in version 8.0.29

  • mysql_firewall_mode

    Introduced in version 8.0.11

  • mysql_firewall_trace

    Introduced in version 8.0.11

  • mysql_native_password_proxy_users

    Deprecated in version 8.0.16

  • mysqlx

    Introduced in version 8.0.11

  • Mysqlx_bytes_received_compressed_payload

    Introduced in version 8.0.19

  • Mysqlx_bytes_received_uncompressed_frame

    Introduced in version 8.0.19

  • Mysqlx_bytes_sent_compressed_payload

    Introduced in version 8.0.19

  • Mysqlx_bytes_sent_uncompressed_frame

    Introduced in version 8.0.19

  • Mysqlx_compression_algorithm

    Introduced in version 8.0.20

  • mysqlx_compression_algorithms

    Introduced in version 8.0.19

  • Mysqlx_compression_level

    Introduced in version 8.0.20

  • mysqlx_deflate_default_compression_level

    Introduced in version 8.0.20

  • mysqlx_deflate_max_client_compression_level

    Introduced in version 8.0.20

  • mysqlx_interactive_timeout

    Introduced in version 8.0.4

  • mysqlx_lz4_default_compression_level

    Introduced in version 8.0.20

  • mysqlx_lz4_max_client_compression_level

    Introduced in version 8.0.20

  • mysqlx_read_timeout

    Introduced in version 8.0.4

  • mysqlx_wait_timeout

    Introduced in version 8.0.4

  • mysqlx_write_timeout

    Introduced in version 8.0.4

  • mysqlx_zstd_default_compression_level

    Introduced in version 8.0.20

  • mysqlx_zstd_max_client_compression_level

    Introduced in version 8.0.20

  • named_pipe_full_access_group

    Introduced in version 8.0.14

  • Ndb_api_adaptive_send_deferred_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_adaptive_send_deferred_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_api_adaptive_send_forced_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_adaptive_send_forced_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_api_adaptive_send_unforced_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_adaptive_send_unforced_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_api_bytes_received_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_bytes_received_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_api_bytes_sent_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_bytes_sent_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_api_pk_op_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_pk_op_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_api_pruned_scan_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_pruned_scan_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_api_range_scan_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_range_scan_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_api_read_row_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_read_row_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_api_scan_batch_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_scan_batch_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_api_table_scan_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_table_scan_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_api_trans_abort_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_trans_abort_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_api_trans_close_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_trans_close_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_api_trans_commit_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_trans_commit_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_api_trans_local_read_row_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_trans_local_read_row_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_api_trans_start_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_trans_start_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_api_uk_op_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_uk_op_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_api_wait_exec_complete_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_wait_exec_complete_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_api_wait_meta_request_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_wait_meta_request_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_api_wait_nanos_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_wait_nanos_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_api_wait_scan_result_count_replica

    Introduced in version 8.0.23-ndb-8.0.23

  • Ndb_api_wait_scan_result_count_slave

    Deprecated in version 8.0.23-ndb-8.0.23

  • ndb-applier-allow-skip-epoch

    Introduced in version 8.0.28-ndb-8.0.28

  • ndb_autoincrement_prefetch_sz

    Value parameter changes in version 8.0.19-ndb-8.0.19:

    • Default is 512, minimum is 1, maximum is 65536

  • ndb-batch-size

    Value parameter changes in version 8.0.29-ndb-8.0.29:

    • Default is 32768, minimum is 0, maximum is 2147483648

  • ndb_cache_check_time

    Removed in version 8.0.1

  • Ndb_config_generation

    Introduced in version 8.0.24-ndb-8.0.24

  • Ndb_conflict_fn_max_del_win_ins

    Introduced in version 8.0.30-ndb-8.0.30

  • Ndb_conflict_fn_max_ins

    Introduced in version 8.0.30-ndb-8.0.30

  • ndb_conflict_role

    Introduced in version 8.0.23-ndb-8.0.23

  • ndb_dbg_check_shares

    Introduced in version 8.0.13-ndb-8.0.13

  • ndb_eventbuffer_max_alloc

    Value parameter changes in version 8.0.26-ndb-8.0.26:

    • Default is 0, minimum is 0, maximum is 9223372036854775807

  • ndb_log_bin

    Value parameter changes in version 8.0.16-ndb-8.0.16:

    • Default is OFF

  • ndb_log_cache_size

    Introduced in version 8.0.40-ndb_8.0.40

  • ndb-log-fail-terminate

    Introduced in version 8.0.21-ndb-8.0.21

  • ndb_log_transaction_compression

    Introduced in version 8.0.31-ndb-8.0.31

  • ndb_log_transaction_compression_level_zstd

    Introduced in version 8.0.31-ndb-8.0.31

  • ndb-log-transaction-dependency

    Introduced in version 8.0.33-ndb-8.0.33

  • Ndb_metadata_blacklist_size

    Introduced in version 8.0.18-ndb-8.0.18

    Removed in version 8.0.22-ndb-8.0.22

    Deprecated in version 8.0.21-ndb-8.0.21

  • ndb_metadata_check

    Introduced in version 8.0.16-ndb-8.0.16

  • ndb_metadata_check_interval

    Introduced in version 8.0.16-ndb-8.0.16

  • Ndb_metadata_detected_count

    Introduced in version 8.0.16-ndb-8.0.16

  • Ndb_metadata_excluded_count

    Introduced in version 8.0.18-ndb-8.0.22

  • ndb_metadata_sync

    Introduced in version 8.0.19-ndb-8.0.19

  • Ndb_metadata_synced_count

    Introduced in version 8.0.18-ndb-8.0.18

  • ndb_read_backup

    Value parameter changes in version 8.0.19-ndb-8.0.19:

    • Default is ON

  • ndb_replica_batch_size

    Introduced in version 8.0.30-ndb-8.0.30

  • ndb_replica_blob_write_batch_bytes

    Introduced in version 8.0.30-ndb-8.0.30

  • Ndb_replica_max_replicated_epoch

    Deprecated in version 8.0.23-ndb-8.0.23

  • ndb_schema_dist_lock_wait_timeout

    Introduced in version 8.0.18-ndb-8.0.18

  • ndb-schema-dist-timeout

    Introduced in version 8.0.17-ndb-8.0.17

  • ndb_schema_dist_timeout

    Introduced in version 8.0.16-ndb-8.0.16

  • ndb_schema_dist_upgrade_allowed

    Introduced in version 8.0.17-ndb-8.0.17

  • ndb_slave_conflict_role

    Deprecated in version 8.0.23-ndb-8.0.23

  • Ndb_trans_hint_count_session

    Introduced in version 8.0.17-ndb-8.0.17

  • ndb-wait-connected

    Value parameter changes in version 8.0.27-ndb-8.0.27:

    • Default is 120, minimum is 0, maximum is 31536000

  • ndb-wait-setup

    Value parameter changes in version 8.0.27-ndb-8.0.27:

    • Default is 120, minimum is 0, maximum is 31536000

  • ndbcluster

    Value parameter changes in version 8.0.13-ndb-8.0.13:

    • Default is ON

  • ndbinfo

    Introduced in version 8.0.13-ndb-8.0.13

  • new

    Deprecated in version 8.0.35

  • no-dd-upgrade

    Introduced in version 8.0.4

    Deprecated in version 8.0.16

  • no-monitor

    Introduced in version 8.0.12

  • old

    Deprecated in version 8.0.35

  • old_passwords

    Removed in version 8.0.11

  • old-style-user-limits

    Deprecated in version 8.0.30

  • optimizer_switch

    Value parameter changes in version 8.0.3:

    • Default is not specified

    Value parameter changes in version 8.0.13:

    • Default is not specified

    Value parameter changes in version 8.0.18:

    • Default is not specified

    Value parameter changes in version 8.0.21:

    • Default is not specified

    Value parameter changes in version 8.0.22:

    • Default is not specified

  • optimizer_trace_max_mem_size

    Value parameter changes in version 8.0.4:

    • Default is 1048576, minimum is 0, maximum is 4294967295

  • original_commit_timestamp

    Introduced in version 8.0.1

  • original_server_version

    Introduced in version 8.0.14

  • partial_revokes

    Introduced in version 8.0.16

  • password_history

    Introduced in version 8.0.3

  • password_require_current

    Introduced in version 8.0.13

  • password_reuse_interval

    Introduced in version 8.0.3

  • performance-schema-consumer-events-statements-cpu

    Introduced in version 8.0.28

  • performance_schema_max_cond_classes

    Value parameter changes in version 8.0.12:

    • Default is 80, minimum is 0, maximum is 1024

    Value parameter changes in version 8.0.13:

    • Default is 100, minimum is 0, maximum is 1024

    Value parameter changes in version 8.0.27:

    • Default is 150, minimum is 0, maximum is 1024

  • performance_schema_max_digest_sample_age

    Introduced in version 8.0.3

  • performance_schema_max_file_classes

    Value parameter changes in version 8.0.12:

    • Default is 80, minimum is 0, maximum is 1024

  • performance_schema_max_memory_classes

    Value parameter changes in version 8.0.1:

    • Default is 450, minimum is 0, maximum is 1024

  • performance_schema_max_mutex_classes

    Value parameter changes in version 8.0.1:

    • Default is 220, minimum is 0, maximum is 256

    Value parameter changes in version 8.0.3:

    • Default is 250, minimum is 0, maximum is 256

    Value parameter changes in version 8.0.12:

    • Default is 300, minimum is 0, maximum is 1024

    Value parameter changes in version 8.0.27:

    • Default is 350, minimum is 0, maximum is 1024

  • performance_schema_max_rwlock_classes

    Value parameter changes in version 8.0.3:

    • Default is 60, minimum is 0, maximum is 256

    Value parameter changes in version 8.0.12:

    • Default is 100, minimum is 0, maximum is 1024

  • performance_schema_max_socket_classes

    Value parameter changes in version 8.0.12:

    • Default is 10, minimum is 0, maximum is 1024

  • performance_schema_max_stage_classes

    Value parameter changes in version 8.0.12:

    • Default is 150, minimum is 0, maximum is 1024

    Value parameter changes in version 8.0.13:

    • Default is 175, minimum is 0, maximum is 1024

  • performance_schema_max_thread_classes

    Value parameter changes in version 8.0.3:

    • Default is 100, minimum is 0, maximum is 256

    Value parameter changes in version 8.0.12:

    • Default is 100, minimum is 0, maximum is 1024

  • performance_schema_show_processlist

    Introduced in version 8.0.22

    Deprecated in version 8.0.35

  • persist_only_admin_x509_subject

    Introduced in version 8.0.14

  • persist_sensitive_variables_in_plaintext

    Introduced in version 8.0.29

  • persisted_globals_load

    Introduced in version 8.0.0

  • print_identified_with_as_hex

    Introduced in version 8.0.17

  • protocol_compression_algorithms

    Introduced in version 8.0.18

  • pseudo_replica_mode

    Introduced in version 8.0.26

  • pseudo_slave_mode

    Deprecated in version 8.0.26

  • Qcache_free_blocks

    Removed in version 8.0.3

  • Qcache_free_memory

    Removed in version 8.0.3

  • Qcache_hits

    Removed in version 8.0.3

  • Qcache_inserts

    Removed in version 8.0.3

  • Qcache_lowmem_prunes

    Removed in version 8.0.3

  • Qcache_not_cached

    Removed in version 8.0.3

  • Qcache_queries_in_cache

    Removed in version 8.0.3

  • Qcache_total_blocks

    Removed in version 8.0.3

  • query_cache_limit

    Removed in version 8.0.3

  • query_cache_min_res_unit

    Removed in version 8.0.3

  • query_cache_size

    Removed in version 8.0.3

    Value parameter changes in version 8.0.1 (bitsize=64):

    • Default is 0, minimum is 0, maximum is 18446744073709551615

    Value parameter changes in version 8.0.1 (bitsize=32):

    • Default is 0, minimum is 0, maximum is 4294967295

  • query_cache_type

    Removed in version 8.0.3

  • query_cache_wlock_invalidate

    Removed in version 8.0.3

  • query_prealloc_size

    Deprecated in version 8.0.29

  • regexp_stack_limit

    Introduced in version 8.0.4

  • regexp_time_limit

    Introduced in version 8.0.4

  • relay_log_info_file

    Deprecated in version 8.0.18

  • relay_log_info_repository

    Deprecated in version 8.0.23

    Value parameter changes in version 8.0.2:

    • Default is TABLE

  • replica_allow_batching

    Introduced in version 8.0.26-ndb-8.0.26

    Value parameter changes in version 8.0.30-ndb-8.0.30:

    • Default is ON

  • replica_checkpoint_group

    Introduced in version 8.0.26

  • replica_checkpoint_period

    Introduced in version 8.0.26

  • replica_compressed_protocol

    Introduced in version 8.0.26

  • replica_exec_mode

    Introduced in version 8.0.26

  • replica_load_tmpdir

    Introduced in version 8.0.26

  • replica_max_allowed_packet

    Introduced in version 8.0.26

  • replica_net_timeout

    Introduced in version 8.0.26

  • Replica_open_temp_tables

    Introduced in version 8.0.26

  • replica_parallel_type

    Introduced in version 8.0.26

    Deprecated in version 8.0.29

    Value parameter changes in version 8.0.27:

    • Default is LOGICAL_CLOCK

  • replica_parallel_workers

    Introduced in version 8.0.26

    Value parameter changes in version 8.0.27:

    • Default is 4, minimum is 0, maximum is 1024

  • replica_pending_jobs_size_max

    Introduced in version 8.0.26

  • replica_preserve_commit_order

    Introduced in version 8.0.26

    Value parameter changes in version 8.0.27:

    • Default is ON

  • Replica_rows_last_search_algorithm_used

    Introduced in version 8.0.26

  • replica_skip_errors

    Introduced in version 8.0.26

  • replica_sql_verify_checksum

    Introduced in version 8.0.26

  • replica_transaction_retries

    Introduced in version 8.0.26

  • replica_type_conversions

    Introduced in version 8.0.26

  • replication_optimize_for_static_plugin_config

    Introduced in version 8.0.23

  • replication_sender_observe_commit_only

    Introduced in version 8.0.23

  • require_row_format

    Introduced in version 8.0.19

  • Resource_group_supported

    Introduced in version 8.0.31

  • resultset_metadata

    Introduced in version 8.0.3

  • rewriter_enabled_for_threads_without_privilege_checks

    Introduced in version 8.0.31

  • rpl_read_size

    Introduced in version 8.0.11

  • rpl_semi_sync_replica_enabled

    Introduced in version 8.0.26

  • Rpl_semi_sync_replica_status

    Introduced in version 8.0.26

  • rpl_semi_sync_replica_trace_level

    Introduced in version 8.0.26

  • Rpl_semi_sync_source_clients

    Introduced in version 8.0.26

  • rpl_semi_sync_source_enabled

    Introduced in version 8.0.26

  • Rpl_semi_sync_source_net_avg_wait_time

    Introduced in version 8.0.26

  • Rpl_semi_sync_source_net_wait_time

    Introduced in version 8.0.26

  • Rpl_semi_sync_source_net_waits

    Introduced in version 8.0.26

  • Rpl_semi_sync_source_no_times

    Introduced in version 8.0.26

  • Rpl_semi_sync_source_no_tx

    Introduced in version 8.0.26

  • Rpl_semi_sync_source_status

    Introduced in version 8.0.26

  • Rpl_semi_sync_source_timefunc_failures

    Introduced in version 8.0.26

  • rpl_semi_sync_source_timeout

    Introduced in version 8.0.26

  • rpl_semi_sync_source_trace_level

    Introduced in version 8.0.26

  • Rpl_semi_sync_source_tx_avg_wait_time

    Introduced in version 8.0.26

  • Rpl_semi_sync_source_tx_wait_time

    Introduced in version 8.0.26

  • Rpl_semi_sync_source_tx_waits

    Introduced in version 8.0.26

  • rpl_semi_sync_source_wait_for_replica_count

    Introduced in version 8.0.26

  • rpl_semi_sync_source_wait_no_replica

    Introduced in version 8.0.26

  • rpl_semi_sync_source_wait_point

    Introduced in version 8.0.26

  • Rpl_semi_sync_source_wait_pos_backtraverse

    Introduced in version 8.0.26

  • Rpl_semi_sync_source_wait_sessions

    Introduced in version 8.0.26

  • Rpl_semi_sync_source_yes_tx

    Introduced in version 8.0.26

  • rpl_stop_replica_timeout

    Introduced in version 8.0.26

  • rpl_stop_slave_timeout

    Deprecated in version 8.0.26

  • Rsa_public_key

    Deprecated in version 8.0.16

  • safe-user-create

    Deprecated in version 8.0.11

  • schema_definition_cache

    Introduced in version 8.0.0

  • secondary_engine_cost_threshold

    Introduced in version 8.0.16

  • Secondary_engine_execution_count

    Introduced in version 8.0.13

  • secure_auth

    Removed in version 8.0.3

  • select_into_buffer_size

    Introduced in version 8.0.22

  • select_into_disk_sync

    Introduced in version 8.0.22

  • select_into_disk_sync_delay

    Introduced in version 8.0.22

  • server_id

    Value parameter changes in version 8.0.3:

    • Default is 1, minimum is 0, maximum is 4294967295

  • sha256_password_auto_generate_rsa_keys

    Deprecated in version 8.0.16

  • sha256_password_private_key_path

    Deprecated in version 8.0.16

  • sha256_password_proxy_users

    Deprecated in version 8.0.16

  • sha256_password_public_key_path

    Deprecated in version 8.0.16

  • show_compatibility_56

    Removed in version 8.0.1

  • show_create_table_skip_secondary_engine

    Introduced in version 8.0.18

  • show_create_table_verbosity

    Introduced in version 8.0.11

  • show_gipk_in_create_table_and_information_schema

    Introduced in version 8.0.30

  • show-replica-auth-info

    Introduced in version 8.0.26

  • show-slave-auth-info

    Deprecated in version 8.0.26

  • skip-character-set-client-handshake

    Deprecated in version 8.0.35

  • skip-host-cache

    Deprecated in version 8.0.30

  • skip-new

    Deprecated in version 8.0.35

  • skip-replica-start

    Introduced in version 8.0.26

  • skip-slave-start

    Deprecated in version 8.0.26

  • skip-ssl

    Deprecated in version 8.0.26

  • slave_allow_batching

    Deprecated in version 8.0.26-ndb-8.0.26

    Value parameter changes in version 8.0.30-ndb-8.0.30:

    • Default is ON

  • slave_checkpoint_group

    Deprecated in version 8.0.26

  • slave_checkpoint_period

    Deprecated in version 8.0.26

  • slave_compressed_protocol

    Deprecated in version 8.0.18

  • Slave_heartbeat_period

    Removed in version 8.0.1

  • Slave_last_heartbeat

    Removed in version 8.0.1

  • slave_load_tmpdir

    Deprecated in version 8.0.26

  • slave_max_allowed_packet

    Deprecated in version 8.0.26

  • slave_net_timeout

    Deprecated in version 8.0.26

  • Slave_open_temp_tables

    Deprecated in version 8.0.26

  • slave_parallel_type

    Deprecated in version 8.0.26

    Value parameter changes in version 8.0.27:

    • Default is LOGICAL_CLOCK

  • slave_parallel_workers

    Deprecated in version 8.0.26

    Value parameter changes in version 8.0.27:

    • Default is 4, minimum is 0, maximum is 1024

  • slave_pending_jobs_size_max

    Deprecated in version 8.0.26

    Value parameter changes in version 8.0.12:

    • Default is 128M, minimum is 1024, maximum is 16EiB

  • slave_preserve_commit_order

    Deprecated in version 8.0.26

    Value parameter changes in version 8.0.27:

    • Default is ON

  • Slave_received_heartbeats

    Removed in version 8.0.1

  • Slave_retried_transactions

    Removed in version 8.0.1

  • Slave_rows_last_search_algorithm_used

    Deprecated in version 8.0.26

  • slave_rows_search_algorithms

    Deprecated in version 8.0.18

    Value parameter changes in version 8.0.2:

    • Default is INDEX_SCAN,HASH_SCAN

  • Slave_running

    Removed in version 8.0.1

  • slave-skip-errors

    Deprecated in version 8.0.26

  • slave_sql_verify_checksum

    Deprecated in version 8.0.26

  • slave_transaction_retries

    Deprecated in version 8.0.26

  • slave_type_conversions

    Deprecated in version 8.0.26

  • source_verify_checksum

    Introduced in version 8.0.26

  • sql_generate_invisible_primary_key

    Introduced in version 8.0.30

  • sql-mode

    Value parameter changes in version 8.0.1:

    • Default is ONLY_FULL_GROUP_BY STRICT_TRANS_TABLES NO_ZERO_IN_DATE NO_ZERO_DATE ERROR_FOR_DIVISION_BY_ZERO NO_AUTO_CREATE_USER NO_ENGINE_SUBSTITUTION

    Value parameter changes in version 8.0.11:

    • Default is ONLY_FULL_GROUP_BY STRICT_TRANS_TABLES NO_ZERO_IN_DATE NO_ZERO_DATE ERROR_FOR_DIVISION_BY_ZERO NO_ENGINE_SUBSTITUTION

  • sql_replica_skip_counter

    Introduced in version 8.0.26

  • sql_require_primary_key

    Introduced in version 8.0.13

  • sql_slave_skip_counter

    Deprecated in version 8.0.26

  • ssl

    Deprecated in version 8.0.26

  • ssl_fips_mode

    Introduced in version 8.0.11

    Deprecated in version 8.0.34

  • ssl_session_cache_mode

    Introduced in version 8.0.29

  • Ssl_session_cache_timeout

    Introduced in version 8.0.29

  • ssl_session_cache_timeout

    Introduced in version 8.0.29

  • symbolic-links

    Deprecated in version 8.0.2

    Value parameter changes in version 8.0.2:

    • Default is OFF

  • sync_master_info

    Deprecated in version 8.0.26

  • sync_relay_log_info

    Deprecated in version 8.0.34

  • sync_source_info

    Introduced in version 8.0.26

  • syseventlog.facility

    Introduced in version 8.0.13

  • syseventlog.include_pid

    Introduced in version 8.0.13

  • syseventlog.tag

    Introduced in version 8.0.13

  • table_encryption_privilege_check

    Introduced in version 8.0.16

  • table_open_cache

    Value parameter changes in version 8.0.4:

    • Default is 4000, minimum is 1, maximum is 524288

  • tablespace_definition_cache

    Introduced in version 8.0.0

  • Telemetry_traces_supported

    Introduced in version 8.0.33

  • temp-pool

    Removed in version 8.0.1

  • temptable_max_mmap

    Introduced in version 8.0.23

  • temptable_max_ram

    Introduced in version 8.0.2

  • temptable_use_mmap

    Introduced in version 8.0.16

    Deprecated in version 8.0.26

  • terminology_use_previous

    Introduced in version 8.0.26

  • thread_pool_algorithm

    Introduced in version 8.0.11

  • thread_pool_dedicated_listeners

    Introduced in version 8.0.23

  • thread_pool_high_priority_connection

    Introduced in version 8.0.11

  • thread_pool_max_active_query_threads

    Introduced in version 8.0.19

  • thread_pool_max_transactions_limit

    Introduced in version 8.0.23

  • thread_pool_max_unused_threads

    Introduced in version 8.0.11

  • thread_pool_prio_kickup_timer

    Introduced in version 8.0.11

  • thread_pool_query_threads_per_group

    Introduced in version 8.0.31

  • thread_pool_size

    Introduced in version 8.0.11

    Value parameter changes in version 8.0.19:

    • Default is 16, minimum is 1, maximum is 512

  • thread_pool_stall_limit

    Introduced in version 8.0.11

  • thread_pool_transaction_delay

    Introduced in version 8.0.31

  • thread_stack

    Value parameter changes in version 8.0.2 (bitsize=64):

    • Default is 286720, minimum is 131072, maximum is 18446744073709550592

    Value parameter changes in version 8.0.27 (bitsize=64):

    • Default is 1048576, minimum is 131072, maximum is 18446744073709550592

    Value parameter changes in version 8.0.2 (bitsize=32):

    • Default is 221184, minimum is 131072, maximum is 4294966272

    Value parameter changes in version 8.0.27 (bitsize=32):

    • Default is 1048576, minimum is 131072, maximum is 4294966272

  • time_format

    Removed in version 8.0.3

  • time_zone

    Value parameter changes in version 8.0.19:

    • Default is SYSTEM

  • tls_ciphersuites

    Introduced in version 8.0.16

  • Tls_library_version

    Introduced in version 8.0.30

  • tls_version

    Value parameter changes in version 8.0.16:

    • Default is TLSv1,TLSv1.1,TLSv1.2,TLSv1.3

    Value parameter changes in version 8.0.28:

    • Default is TLSv1.2,TLSv1.3

  • transaction_prealloc_size

    Deprecated in version 8.0.29

  • transaction_write_set_extraction

    Deprecated in version 8.0.26

    Value parameter changes in version 8.0.2:

    • Default is XXHASH64

  • tx_isolation

    Removed in version 8.0.3

  • tx_read_only

    Removed in version 8.0.3

  • upgrade

    Introduced in version 8.0.16

  • use_secondary_engine

    Introduced in version 8.0.13

  • validate-config

    Introduced in version 8.0.16

  • validate_password.changed_characters_percentage

    Introduced in version 8.0.34

  • validate_password.check_user_name

    Introduced in version 8.0.4

  • validate_password.dictionary_file

    Introduced in version 8.0.4

  • validate_password.dictionary_file_last_parsed

    Introduced in version 8.0.4

  • validate_password.dictionary_file_words_count

    Introduced in version 8.0.4

  • validate_password.length

    Introduced in version 8.0.4

  • validate_password.mixed_case_count

    Introduced in version 8.0.4

  • validate_password.number_count

    Introduced in version 8.0.4

  • validate_password.policy

    Introduced in version 8.0.4

  • validate_password.special_char_count

    Introduced in version 8.0.4

  • version_compile_zlib

    Introduced in version 8.0.11

  • windowing_use_high_precision

    Introduced in version 8.0.2

  • xa_detach_on_prepare

    Introduced in version 8.0.29