Ed Fawcett-Taylor

**Description** I want to use the `sqlx::query_*` macros as demonstrated in your [database example](https://github.com/SergioBenitez/Rocket/blob/f64029f079882c1fe8e47d65d4a57ec260729bea/examples/databases/src/sqlx.rs) but with Postgres instead of Sqlite. However, when I tried to adapt the example to my...