The mmapplypolicy command and policy rules

The mmapplypolicy command has policy rules that are based on the characteristics of different phases.

Any given file is a potential candidate for at most one MIGRATE or DELETE operation during each invocation of the mmapplypolicy command. A single invocation of the mmapplypolicy command is called the job.

The mmapplypolicy command sets the SQL built-in variable CURRENT_TIMESTAMP, and collects pool occupancy statistics at the beginning of the job.

The mmapplypolicy job consists of three major phases: