How can I use psycopg2.extras in sqlalchemy?

Question

I want to upload a huge number of entries (~600k) into a simple table in a PostgreSQL DB, with one foreign key, a timestamp and 3 float per each entry. However, it takes 60

Answer 1

Meanwhile it became possible (from SqlAlchemy 1.2.0) with the use_batch_mode flag on the create_engine() function. See the docs. It uses the execute_batch() function from psycopg.extras.