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The following functions enable you to inspect and configure the maximum number of consensus instances that a group can execute in parallel.
group_replication_get_write_concurrency()Check the maximum number of consensus instances that a group can execute in parallel.
Syntax:
STRING group_replication_get_write_concurrency()This function has no parameters.
Return value:
Any resulting error as a string.
Example:
For more information, see Section 18.4.1.3, “Using Group Replication Group Write Consensus”.
group_replication_set_write_concurrency()Configures the maximum number of consensus instances that a group can execute in parallel. The
GROUP_REPLICATION_ADMINprivilege is required to use this UDF.Syntax:
STRING group_replication_set_write_concurrency(instances)Arguments:
members: Sets the maximum number of consensus instances that a group can execute in parallel. Default value is 10, valid values are integers in the range of 10 to 200.
Return value:
Any resulting error as a string.
Example:
For more information, see Section 18.4.1.3, “Using Group Replication Group Write Consensus”.
Document created the 26/06/2006, last modified the 26/10/2018
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