NewDequeuer creates a new postgres queue dequeuer.

NewDequeuerWithMetrics creates a new postgres queue dequeuer with the default metrics enabled.

NewQueuer creates a new postgres queue queuer.

NewQueuerWithMetrics creates a new postgres queue queuer with metrics enabled.

NewScheduler creates a new postgres task scheduler.

NewScheduler creates a new postgres task scheduler with metrics enabled.

SetupTables sets up all the necessary tables, foreign keys and indexes.

SchedulesTable is the name of the Postgres table used for schedules.

TasksTable is the name of the Postgres table that is used for tasks.

ForeignReference describes a foreign key reference in the queue system.