0 — What is new in Spring 5 - video
https://www.pluralsight.com/courses/whats-new-spring-5
Concepts which I always forget
Transaction Isolation Levels
| dirty reads | non-repeatable reads | phantom reads | |
|---|---|---|---|
| READ_UNCOMMITTED | yes | yes | yes |
| READ_COMMITTED | no | yes | yes |
| REPEATABLE_READ | no | no | yes |
| SERIALIZABLE | no | no | no |