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- [DB Internals] B+ Tree 내부: leaf linked list, range scan#btree #b-plus-tree #database #index #range-query
- [DB Internals] CHAR / VARCHAR / TEXT / JSONB: 문자열 타입 비교#postgresql #mysql #string #char #varchar #text #jsonb #toast
- [DB Internals] GIN Index 깊이: 구조, jsonb_path_ops, tsvector#gin #postgresql #index #inverted #full-text #jsonb
- [DB Internals] MVCC: Multi-Version Concurrency Control#database #mvcc #transaction #isolation #postgresql #mysql
- [DB Internals] R-Tree: 공간 인덱스, MBR, split#r-tree #spatial #index #gis #postgis
- [DB Internals] Redis 8 / Valkey 9: 라이센스 분기, 신 데이터 구조, 실전 운영#database #redis #valkey #cache #queue #vector-search #key-value #in-memory
- [DB] Cassandra: LSM-tree, quorum, eventually consistent#cassandra #nosql #distributed #lsm-tree #database
- [DB] DynamoDB: PK + SK, single-table design, GSI / LSI#dynamodb #nosql #aws #key-value #document
- [DB] EXPLAIN 읽기: scan, join, sort, cost#explain #query-plan #postgresql #performance #database
- [DB] GIN / GiST / Hash / BRIN: 비-B-tree 인덱스#postgresql #index #gin #gist #brin #database
- [DB] MongoDB: 문서 DB, WiredTiger, replica set, aggregation#mongodb #nosql #document #database
- [DB] MySQL / InnoDB: clustered index, redo log, MVCC#mysql #innodb #database #sql
- [DB] PostgreSQL: 프로세스 모델, MVCC, WAL, 확장성#postgresql #database #sql #mvcc #wal
- [DB] Sharding vs Partitioning: 수평 확장의 두 얼굴#sharding #partitioning #scaling #database
- [DB] SQLite: 단일 파일, WAL 모드, edge / mobile#sqlite #database #embedded #edge
- [DB] Transaction Isolation Levels: 완벽 가이드#transaction #isolation #database #acid #mvcc #postgresql #mysql
- [DB] WAL: Write-Ahead Log, crash recovery, replication 의 토대#wal #durability #recovery #replication #database
- [DevOps] 무중단 배포: Blue-Green, Canary, Rolling, Expand-Contract#devops #deployment #blue-green #canary #rolling #feature-flag #database-migration
- [Distributed Systems] CAP Theorem과 PACELC#distributed-systems #cap #consistency #availability #partition #pacelc
- [Distributed Systems] Consensus: Raft, Paxos#distributed-systems #consensus #raft #paxos #leader-election