MySQL 8.4 Release Notes
14.18.1 组复制 Functions
The functions described in the following sections are used with Group Replication.
Table 14.25 Group Replication Functions
| Name | Description |
|---|---|
group_replication_disable_member_action() |
Disable member action for event specified |
group_replication_enable_member_action() |
Enable member action for event specified |
group_replication_get_communication_protocol() |
Get version of group replication communication protocol currently in use |
group_replication_get_write_concurrency() |
Get maximum number of consensus instances currently set for group |
group_replication_reset_member_actions() |
Reset all member actions to defaults and configuration version number to 1 |
group_replication_set_as_primary() |
Make a specific group member the primary |
group_replication_set_communication_protocol() |
Set version for group replication communication protocol to use |
group_replication_set_write_concurrency() |
Set maximum number of consensus instances that can be executed in parallel |
group_replication_switch_to_multi_primary_mode() |
Changes the mode of a group running in single-primary mode to multi-primary mode |
group_replication_switch_to_single_primary_mode() |
Changes the mode of a group running in multi-primary mode to single-primary mode |