This is also LLD round interviewer asked me to design book my show How freezing the seats work? In two cases if using sql or not using any database just using cache of application
Himanshu singh
4mo
Freezing seat can be done efficient;y by redis distributed locks by adding a TTL to the key. If we use a database and lock the row in the table, Then to release lock we need to run a cron. If cron fai...read more
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