목차

Acid

Internals

Indexing

Normalization

B tree

Partitioning

Concurrency

What is a Transaction?

Collections of queries that is treated as a single unit of work.

Transaction BEGIN, COMMIT, ROLLBACK

ACID

Atomicity

Isolation

https://www.educative.io/answers/what-are-transaction-isolation-levels

Result of having transaction run in complete isolation from other concurrent transactions.

begin transaction isolation level repeatable read;