pg_lake
No written verdict yet. Here is what commenters said.
6recommend
2warn against
Nov 4, 2025first mention
Aug 19, 2026latest mention
Why people recommend it
“You can try similar things with pg_duckdb & pg_lake”
Show 3 more
“pg_lake provides a solid open source implementation”
“migrate bits and pieces to pg_lake”
“a solution like pg_lake would make your life a lot simpler”
Caveats and dissent
“all the CDC stuff is in the repo we don't get access to, that isn't open source”
“it's missing a lot of pushdown capabilities which made OLAP queries expensive”
startup that evaluated pg_lakeon “Show HN: Streambed – Stream Postgres to Iceberg on S…”
Show 1 more
“it's usually a trap as you can't get the value without using the vendor's cloud offerings”
Often compared with
From the makers not counted in the ranking
“We have some level of external iceberg table read-only support”
Threads where it came up
- Pg_lake: Postgres with Iceberg and data lake access 7 mentions
- How We Pushed CDC into Postgres 4 mentions
- PostgreSQL for Everything 1 mention
- Postgres rewritten in Rust, now passing 100% of the Postgres regression tests 1 mention
- Show HN: Streambed – Stream Postgres to Iceberg on S3, Supports Postgres Wire 1 mention
- Just Use Postgres for Durable Workflows 1 mention
Data: pg-lake.json. Quotes are verbatim; the verdict and theme labels are written by a model from these comments, and every clause links to its sources.
All comments 16
“You can try similar things with pg_duckdb & pg_lake”
“all the CDC stuff is in the repo we don't get access to, that isn't open source”
“pg_lake is an open source Postgres extension”
“I'm interested in pg_lake”
“Although pg_lake is open source, worth noting that it heavily refers to but is missing CDC capabilities.”
“pg_lake also uses DuckDB but keeps it external”
“it's missing a lot of pushdown capabilities which made OLAP queries expensive”
“it's usually a trap as you can't get the value without using the vendor's cloud offerings”
“pg_lake provides a solid open source implementation”
“migrate bits and pieces to pg_lake”
“a solution like pg_lake would make your life a lot simpler”
“pg_lake maps types into their Parquet equivalent and otherwise stores as text representation”
“The "continuous ETL" process the GP is talking about would be exactly this kind of thing, and just as trivial.”
“I love this. There are definitely shops where the data is a bit too much for postgres but something like Snowflake would be overkill.”
“Maybe this could help:”
“Crunchy’s Postgres extension is by far the most ahead solution in the market.”