Advisory locking for ActiveRecord

17-Oct-2019 1583
An advisory lock is a mutex used to ensure no two processes run some process at the same time. When the advisory lock is powered by your database server, as long as it isn't SQLite, your mutex spans hosts.
Use coupon code:

RUBYONRAILS

to get 30% discount on our bundle!
Prepare for your next tech interview with our comprehensive collection of programming interview guides. Covering JavaScript, Ruby on Rails, React, and Python, these highly-rated books offer thousands of essential questions and answers to boost your interview success. Buy our 'Ultimate Job Interview Preparation eBook Bundle' featuring 2200+ questions across multiple languages. Ultimate Job Interview Preparation eBook Bundle