use sea_orm::entity::prelude::*; #[derive(Copy, Clone, Default, Debug, DeriveEntity)] pub struct Entity; impl EntityName for Entity { fn table_name(&self) -> &str { "fruit" } } #[derive(Clone, Debug, PartialEq, DeriveModel, DeriveActiveModel)] pub struct Model { pub id: i32, pub name: String, pub cake_id: Option, } #[derive(Copy, Clone, Debug, EnumIter, DeriveColumn)] pub enum Column { Id, Name, CakeId, } #[derive(Copy, Clone, Debug, EnumIter, DerivePrimaryKey)] pub enum PrimaryKey { Id, } #[derive(Copy, Clone, Debug, EnumIter)] pub enum Relation {} impl ColumnTrait for Column { type EntityName = Entity; fn def(&self) -> ColumnType { match self { Self::Id => ColumnType::Integer(None), Self::Name => ColumnType::String(None), Self::CakeId => ColumnType::Integer(None), } } } impl RelationTrait for Relation { fn def(&self) -> RelationDef { panic!() } } impl ActiveModelBehavior for ActiveModel {}