Avoid duplicate entries in Galera_Hosts_resultset #4092
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Galera_Hosts_resultset is populated by a query on mysql_servers JOIN mysql_galera_hostgroups . An incorrect GROUP BY could have caused some servers to be present more than once.
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Galera_Hosts_resultset is populated by a query on mysql_servers JOIN mysql_galera_hostgroups . An incorrect GROUP BY could have caused some servers to be present more than once.