Update README.md likely typos in ##### Postgres (#1948)
Update README.md likely typos in ##### Postgres (#1948)

* Update README.md likely typos in ##### Postgres

the parameter `r` in the lambda for returning seems to be missing twice to scope the column names.

* undo unintentional edit to URL at EOF

Co-authored-by: Juliano Alves <15fd09e5d4ca6476084bc6322bade1c0eb2f8628@gmail.com>
getquill/quill