Oskar Dudycz
event-driven.io · Personal blog · on HN since 2021
Oskar Dudycz writes about event sourcing, CQRS, and messaging patterns, with a lot of focus on Postgres.
What HN saysCommenters link his posts as reliable references on Postgres outbox ordering, event sourcing with temporal tables, and the difference between event streaming and event sourcing.
20HN people shared it
3linked it in comments
51stories submitted
250story points
4 months agolast shared
2021people per year2026
Most-shared posts
- 1Push-based outbox pattern with Postgres logical replication4 people · 135 points · first shared 2022 · 37 comments on HN
- 2Postgres Superpowers in Practice4 people · 7 points · first shared 2023 · discussion on HN
- 3Event Streaming is not Event Sourcing2 people · 26 points · first shared 2021 · discussion on HN
- 4Parse, Don't Guess2 people · 4 points · first shared 2026 · discussion on HN
- 5Postgres sequences issues can impact your messaging guarantees2 people · 3 points · first shared 2022 · discussion on HN
- 6Can command return a value in CQRS?2 people · 3 points · first shared 2021 · discussion on HN
- 7What Dune can tell us about setting our goals2 people · 3 points · first shared 2023 · discussion on HN
- 8CQRS Facts and Myths Explained2 people · 2 points · first shared 2021 · discussion on HN
- 9Checkpointing the Message Processing1 people · 14 points · first shared 2025 · discussion on HN
- 10Automatically setup pgAdmin with a Docker database1 people · 4 points · first shared 2024 · 1 comments on HN
- 11Event Streaming is not Event Sourcing1 people · 3 points · first shared 2021 · discussion on HN
- 12Is keeping dates in UTC the best solution?1 people · 3 points · first shared 2022 · discussion on HN
- 13What do the British writer and his fence have to do with Software Architecture?1 people · 3 points · first shared 2022 · discussion on HN
- 14Agile vs. Introverts1 people · 3 points · first shared 2022 · discussion on HN
- 15A few notes on running open source project after Marten v6 release1 people · 2 points · first shared 2023 · discussion on HN
What HN people wrote when they linked it
farsa · 2023-09-22
It's not exactly simple as it involves some postgres specific knowledge, but you can make it reliable when working with transaction ids (see https://event-driven.io/en/ordering_in_postgres_outbox/).
lichtenberger · 2022-11-04
I think this is a good (short) read about the relation: https://event-driven.io/en/temporal_tables_and_event_sourcing/
oskar_dudycz · 2021-12-01
I wrote the summary of my thoughts on this article: https://event-driven.io/en/event_streaming_is_not_event_sourcing/