KIkiwicopple·Aug 11, 2026
> mirror data directly to Iceberg
> I’d bet you’re likely to see this from a Postgres-specific provider first, like Supabase.
we deprecated this feature in our ETL tool[0]. The functionality is still in there but we can't support some of the production features we'd need for data/schema guarantees
Iceberg is still nascent - only supporting single-table transactions (at least when we tried). A lot of important CDC/transactional semantics were "a work in progress" upstream. We shifted our focus to ducklake, which stores the catalog in Postgres
[0] https://github.com/supabase/etl
In How We Pushed CDC into Postgres