Qudo::Manager - qudo manager class.
Qudo::Manager is job managiment base class. It the job enqueue, dequeue, lookup
get Qudo::Manager instance. It is called from Qudo usually.
get database driver from some databases.
get shuffled databases.
get plugin instances.
The function that this manager is processing is registered.
Plugin is set for manager.
Hooks are set for manager.
Hooks are unset from manager.
enqueue the job.
job unique key.
the value you want to check <= against on the run_after column require
job priority. require int value.