Transact-SQL support (both queries and stored procedures) for PostgreSQL is implemented in Babelfish extensions [1]. It is implemented from the ground up as a "

Transact-SQL support (both queries and stored procedures) for PostgreSQL is implemented in Babelfish extensions [1]. It is implemented from the ground up as a "pl/tsql" language for Postgres [2], without using SQL-to-SQL transpilation like JOOQ. [1] https://babelfishpg.org/ https://babelfishpg.org/ [2] https://github.com/babelfish-for-postgresql/babelfish_extensions/issues/47#issuecomment-994107040 https://github.com/babelfish-for-postgresql/babelfish_extens...