Check out example codes for "hangfire clear all jobs". It will help you in understanding the concepts better.

Code Example 1

TRUNCATE TABLE [HangFire].[AggregatedCounter]
TRUNCATE TABLE [HangFire].[Counter]
TRUNCATE TABLE [HangFire].[JobParameter]
TRUNCATE TABLE [HangFire].[JobQueue]
TRUNCATE TABLE [HangFire].[List]
TRUNCATE TABLE [HangFire].[State]
DELETE FROM [HangFire].[Job]
DBCC CHECKIDENT ('[HangFire].[Job]', reseed, 0)
UPDATE [HangFire].[Hash] SET Value = 1 WHERE Field = 'LastJobId'

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