It's based on Spark rather than Postgresql directly, but I'm part of an effort to build a workflow system disguised as a notebook callled Vizier [1]. SQL is a

It's based on Spark rather than Postgresql directly, but I'm part of an effort to build a workflow system disguised as a notebook callled Vizier [1]. SQL is a first-class primitive in Vizier, and the notebook plays nice with postgres (you can load from and unload to postgres using Spark's native data loader). [1] https://vizierdb.info https://vizierdb.info