Data Storage & Retrieval on An observer's log

Data Model Selection

Mon, 01 Jan 0001 00:00:00 +0000

🔴 P0 — the first data decision in every design; determines query flexibility, scaling, and consistency

Mon, 01 Jan 0001 00:00:00 +0000

🟠 P1 — DDIA Ch3 deep knowledge; shows understanding of storage engine internals

Mon, 01 Jan 0001 00:00:00 +0000

🟠 P1 — the durability mechanism underlying every serious database

Mon, 01 Jan 0001 00:00:00 +0000

🟠 P1 — Command Query Responsibility Segregation; separate read and write models

Mon, 01 Jan 0001 00:00:00 +0000

🟠 P1 — store events, not state; the append-only log as source of truth