0.3.0

https://www.sea-ql.org/blog/2021-10-15-whats-new-in-0.3.0/

• Built-in Rocket support
• ConnectOptions

let mut opt = ConnectOptions::new("protocol://username:password@host/database".to_owned());
opt.max_connections(100)
    .min_connections(5)
    .connect_timeout(Duration::from_secs(8))
    .idle_timeout(Duration::from_secs(8));
let db = Database::connect(opt).await?;

• [#211] Throw error if none of the db rows are affected

assert_eq!(
    Update::one(cake::ActiveModel {
        name: Set("Cheese Cake".to_owned()),
        ..model.into_active_model()
    })
    .exec(&db)
    .await,
    Err(DbErr::RecordNotFound(
        "None of the database rows are affected".to_owned()
    ))
);

assert_eq!(
    Update::many(cake::Entity)
        .col_expr(cake::Column::Name, Expr::value("Cheese Cake".to_owned()))
        .filter(cake::Column::Id.eq(2))
        .exec(&db)
        .await,
    Ok(UpdateResult { rows_affected: 0 })
);

• [#223] ActiveValue::take() & ActiveValue::into_value() without unwrap()
• [#205] Drop Default trait bound of PrimaryKeyTrait::ValueType
• [#222] Transaction & streaming
• [#210] Update ActiveModelBehavior API
• [#240] Add derive DeriveIntoActiveModel and IntoActiveValue trait
• [#237] Introduce optional serde support for model code generation
• [#246] Add #[automatically_derived] to all derived implementations