Function asyncio_weather

databases/sqlite/src/main.rs:25–34

Version 1: Calls 4 queries in sequential order, as an asynchronous handler

(db: web::Data<Pool>)

/// Version 1: Calls 4 queries in sequential order, as an asynchronous handler
async fn asyncio_weather(db: web::Data<Pool>) -> Result<HttpResponse, AWError> {
    let result = vec![
        db::execute(&db, Queries::GetTopTenHottestYears).await?,
        db::execute(&db, Queries::GetTopTenColdestYears).await?,
        db::execute(&db, Queries::GetTopTenHottestMonths).await?,
        db::execute(&db, Queries::GetTopTenColdestMonths).await?,
    ];

    Ok(HttpResponse::Ok().json(result))
}

/// Version 2: Calls 4 queries in parallel, as an asynchronous handler
/// Returning Error types turn into None values in the response