Modifies a column's values in existing rows of a table or view. Restriction: You cannot use UPDATE on a table accessed via an engine that does not support UPDATE processing. You can update one or more ...

UPDATE() returns TRUE regardless of whether an INSERT or UPDATE attempt is successful. To test for an INSERT or UPDATE action for more than one column, specify a separate UPDATE(column) clause ...

Apache HertzBeat(incubating) is a real-time monitoring system with agentless, performance cluster, prometheus-compatible, custom monitoring and status page building capabilities. - apache/hertzbeat ...