json_fdw to Citus DB or any other PostgreSQL based distributed database, is like json serde to Hive. So, I think you should probably compare the json_fdw to js

json_fdw to Citus DB or any other PostgreSQL based distributed database, is like json serde to Hive. So, I think you should probably compare the json_fdw to json serde, and Citus DB to Hive.