MySQL 9.3 Reference Manual Including MySQL NDB Cluster 9.3
This section lists server variables, status variables, and options that were added for the first time, have been deprecated, or have been removed in MySQL 9.3.
The following system variables, status variables, and server options have been added in MySQL 9.3.
Com_alter_library:
Count of ALTER LIBRARY statements. Added in MySQL 9.3.0.
Com_show_library_status:
Count of SHOW LIBRARY STATUS statements. Added in MySQL 9.3.0.
Gr_latest_primary_election_by_most_uptodate_member_timestamp:
Timestamp for most recent time when primary was elected using
most-up-to-date selection. Added in MySQL 9.3.0.
Gr_latest_primary_election_by_most_uptodate_members_trx_delta:
Difference in number of transactions between new primary and
secondary most up to date, when most-up-to-date primary
selection was used. Added in MySQL 9.3.0.
check-table-functions:
How to proceed when scanning data dictionary for functions
used in table constraints and other expressions, and such a
function causes an error. Use WARN to log warnings; ABORT
(default) also logs warnings, and halts any upgrade in
progress. Added in MySQL 9.3.0.
enable_secondary_engine_statistics:
Whether hypergraph optimizer may fetch statistics from the
secondary engine, if one is available. Added in MySQL 9.3.0.
group_replication_elect_prefers_most_updated.enabled:
ON if Group Replication primary election component is enabled,
otherwise OFF. Added in MySQL 9.3.0.
telemetry.otel_exporter_otlp_logs_network_namespace:
Named network namespace when sending data to the logs
endpoint. Added in MySQL 9.3.0.
telemetry.otel_exporter_otlp_metrics_network_namespace:
Named network namespace when sending data to the metrics
endpoint. Added in MySQL 9.3.0.
telemetry.otel_exporter_otlp_traces_network_namespace:
Named network namespace when sending data to the trace
endpoint. Added in MySQL 9.3.0.
The following system variables, status variables, and options have been deprecated in MySQL 9.3.
keyring_hashicorp_auth_path:
HashiCorp Vault AppRole authentication path. Deprecated in
MySQL 9.3.0.
keyring_hashicorp_ca_path:
Path to keyring_hashicorp CA file. Deprecated in MySQL 9.3.0.
keyring_hashicorp_caching:
Whether to enable keyring_hashicorp caching. Deprecated in
MySQL 9.3.0.
keyring_hashicorp_commit_auth_path:
keyring_hashicorp_auth_path value in use. Deprecated in MySQL
9.3.0.
keyring_hashicorp_commit_ca_path:
keyring_hashicorp_ca_path value in use. Deprecated in MySQL
9.3.0.
keyring_hashicorp_commit_caching:
keyring_hashicorp_caching value in use. Deprecated in MySQL
9.3.0.
keyring_hashicorp_commit_role_id:
keyring_hashicorp_role_id value in use. Deprecated in MySQL
9.3.0.
keyring_hashicorp_commit_server_url:
keyring_hashicorp_server_url value in use. Deprecated in MySQL
9.3.0.
keyring_hashicorp_commit_store_path:
keyring_hashicorp_store_path value in use. Deprecated in MySQL
9.3.0.
keyring_hashicorp_role_id:
HashiCorp Vault AppRole authentication role ID. Deprecated in
MySQL 9.3.0.
keyring_hashicorp_secret_id:
HashiCorp Vault AppRole authentication secret ID. Deprecated
in MySQL 9.3.0.
keyring_hashicorp_server_url:
HashiCorp Vault server URL. Deprecated in MySQL 9.3.0.
keyring_hashicorp_store_path:
HashiCorp Vault store path. Deprecated in MySQL 9.3.0.
The following system variables, status variables, and options have been removed in MySQL 9.3.
innodb_log_file_size: Size of each log file
in log group. Removed in MySQL 9.3.0.
innodb_log_files_in_group: Number of InnoDB
log files in log group. Removed in MySQL 9.3.0.
innodb_undo_tablespaces: Number of
tablespace files that rollback segments are divided between.
Removed in MySQL 9.3.0.
version_tokens_session: Client token list
for Version Tokens. Removed in MySQL 9.3.0.
version_tokens_session_number: For internal
use. Removed in MySQL 9.3.0.