Track
Databases
Indexes, transactions, isolation — what's actually happening under the query.
- 01
Why is Redis so fast?
Redis is a librarian who keeps every book on a desk, never walks to the shelves, answers one question at a time so no one fights over a book, and writes in a single neat ledger instead of locking a filing cabinet.
- 02
What is the CAP Theorem
A distributed system is like a library with two branches in a storm: when the phone line between them cuts out, you must choose whether to give customers a possibly stale answer or no answer at all.