I just wanted to add that the Postgres documentation [1] and Wikipedia [2] are both really well written when it comes to explaining each isolation level and the

I just wanted to add that the Postgres documentation [1] and Wikipedia [2] are both really well written when it comes to explaining each isolation level and the guarantees that it provides. Well worth the reading time. [1] https://www.postgresql.org/docs/current/static/transaction-iso.html https://www.postgresql.org/docs/current/static/transaction-i... [2] https://en.wikipedia.org/wiki/Isolation_(database_systems)#Isolation_levels https://en.wikipedia.org/wiki/Isolation_(database_systems)#I...