rust-2-13.rs

static ADD_MEASUREMENT_QUERY: &str = r#"
  INSERT INTO tutorial.temperature (device, time, temperature)
    VALUES (?, ?, ?);
"#;

pub async fn add_measurement(session: &Session, measurement: TemperatureMeasurement) -> Result<()> {
    session
        .query(ADD_MEASUREMENT_QUERY, measurement)
        .await
        .map(|_| ())
        .map_err(From::from)
}