// TOPIC
#sql
2 articles
◆Beginner
01SQL vs NoSQL — How to Actually Choose
A practical decision guide. When relational wins, when document wins, when neither is right, and the lazy "use Postgres" advice that's mostly correct.
#databases#sql#nosql
12 min◆Beginner
02Databases — SQL, NoSQL, NewSQL
Indexes, transactions, isolation levels, MVCC, WAL, LSM trees vs B-trees, replication, sharding, and the trade-offs that decide where your data lives.
#databases#sql#nosql
19 min