CreateSchemaTelemetryJobRecord creates a record for a schema telemetry job.

CreateSchemaTelemetrySchedule registers the schema telemetry job with the scheduled job subsystem so that the schema telemetry job can be run periodically.

GetSchemaTelemetryScheduleID returns the ID of the schema telemetry schedule if it exists, 0 if it does not exist yet.

NewController is a constructor for *Controller.

SchemaTelemetryScheduleName is the name of the schema telemetry schedule.

ErrDuplicatedSchedules indicates that there is already a schedule for SQL schema telemetry jobs existing in the system.scheduled_jobs table.

ErrVersionGate indicates that SQL schema telemetry jobs or schedules are not supported by the current cluster version.

SchemaTelemetryRecurrence is the cron-tab string specifying the recurrence for schema telemetry job.

Controller implements the SQL Schema telemetry subsystem control plane.