Both add the DuckDB extension. But the use-case is slightly different: 1. pg_duckdb is great for querying existing columnar files (parquet) in Postgres. 2. Ou

Both add the DuckDB extension. But the use-case is slightly different: 1. pg_duckdb is great for querying existing columnar files (parquet) in Postgres. 2. Our focus is on helping you write and query your existing Postgres table into a columnar format. We spent most of our time on building the table access method for columnstore tables.