Reverse ETL: Hightouch vs Census vs rolling your own

Reverse ETL: Hightouch vs Census vs rolling your own

The activation layer is where stacks quietly diverge. Five reads on picking the right one.

1️⃣ Hightouch vs Census head-to-head — Hightouch leans GTM-friendly with audience UIs; Census courts data teams with dbt-native models. Source: Modern Data Stack newsletter.
2️⃣ When Airbyte's reverse sync is enough — for two or three destinations, the open-source path beats a per-seat contract. Via Airbyte docs.
3️⃣ The sync-mode trap — why choosing upsert over mirror quietly changes your downstream dedupe logic. Via Census blog.
4️⃣ Reverse ETL vs streaming CDP — batch syncs are fine until you need sub-minute personalization; here's the cutoff. Source: dbt Labs blog.
5️⃣ Cost of a bad primary key — a field note on how identity mismatches inflate your destination API bills.

Essential if your warehouse is the source of truth but your tools never hear about it.

That's the stack for this week. Forward to a teammate.