Fixed Issues

• Align case trasforms across derive macros #262
• Added is_null and is_not_null to ColumnTrait #267

Merged PRs

• Changed manual url parsing to use Url crate by @AngelOnFira in #253
• Test self referencing relation by @billy1624 in #256
• Unify case-transform using the same crate by @billy1624 in #264
• CI cleaning by @AngelOnFira in #263
• CI install sea-orm-cli in debug mode by @billy1624 in #265

New Contributors

• @AngelOnFira made their first contribution in #253

Full Changelog: 0.3.0...0.3.1

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

• [#224] [sea-orm-cli] Date & Time column type mapping
• Escape rust keywords with r# raw identifier

• [#227] Resolve "Inserting actual none value of Option results in panic"
• [#219] [sea-orm-cli] Add --tables option
• [#189] Add debug_query and debug_query_stmt macro

https://www.sea-ql.org/blog/2021-10-01-whats-new-in-0.2.4/

• [[#186]] [sea-orm-cli] Foreign key handling
• [[#191]] [sea-orm-cli] Unique key handling
• [[#182]] find_linked join with alias
• [[#202]] Accept both postgres:// and postgresql://
• [[#208]] Support feteching T, (T, U), (T, U, P) etc
• [[#209]] Rename column name & column enum variant
• [[#207]] Support chrono::NaiveDate & chrono::NaiveTime
• Support Condition::not (from sea-query)

• [[#152]] DatabaseConnection impl Clone
• [[#175]] Impl TryGetableMany for diffrent types of generics
• Codegen TimestampWithTimeZone fixup

• [[#105]] Compact entity format
• [[#132]] Add ActiveModel insert & update
• [[#129]] Add set method to UpdateMany
• [[#118]] Initial lock support
• [[#167]] Add FromQueryResult::find_by_statement

• Update dependencies

• [[#37]] Rocket example
• [[#114]] log crate and env-logger
• [[#103]] InsertResult to return the primary key's type
• [[#89]] Represent several relations between same types by Linked
• [[#59]] Transforming an Entity into TableCreateStatement

• [[#108]] Remove impl TryGetable for Option