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集成示例:
异步
依靠SQLX,Seaorm是一个新图书馆,并从第1天开始提供异步支持。
动态的
Seaorm建立在海格(Seaquery)上,可让您构建复杂的动态查询。
可测试
使用模拟连接和/或SQLite为您的应用程序逻辑编写测试。
面向服务
快速构建连接,过滤,分类和分页的服务中REST,GraphQL和GRPC API的服务。
use sea_orm :: entity :: prelude :: * ;
# [ derive ( Clone , Debug , PartialEq , DeriveEntityModel ) ]
# [ sea_orm ( table_name = "cake" ) ]
pub struct Model {
# [ sea_orm ( primary_key ) ]
pub id : i32 ,
pub name : String ,
}
# [ derive ( Copy , Clone , Debug , EnumIter , DeriveRelation ) ]
pub enum Relation {
# [ sea_orm ( has_many = "super::fruit::Entity" ) ]
Fruit ,
}
impl Related < super :: fruit :: Entity > for Entity {
fn to ( ) -> RelationDef {
Relation :: Fruit . def ( )
}
} // find all models
let cakes : Vec < cake :: Model > = Cake :: find ( ) . all ( db ) . await ? ;
// find and filter
let chocolate : Vec < cake :: Model > = Cake :: find ( )
. filter ( cake :: Column :: Name . contains ( "chocolate" ) )
. all ( db )
. await ? ;
// find one model
let cheese : Option < cake :: Model > = Cake :: find_by_id ( 1 ) . one ( db ) . await ? ;
let cheese : cake :: Model = cheese . unwrap ( ) ;
// find related models (lazy)
let fruits : Vec < fruit :: Model > = cheese . find_related ( Fruit ) . all ( db ) . await ? ;
// find related models (eager)
let cake_with_fruits : Vec < ( cake :: Model , Vec < fruit :: Model > ) > =
Cake :: find ( ) . find_with_related ( Fruit ) . all ( db ) . await ? ; let apple = fruit :: ActiveModel {
name : Set ( "Apple" . to_owned ( ) ) ,
.. Default :: default ( ) // no need to set primary key
} ;
let pear = fruit :: ActiveModel {
name : Set ( "Pear" . to_owned ( ) ) ,
.. Default :: default ( )
} ;
// insert one
let pear = pear . insert ( db ) . await ? ;
// insert many
Fruit :: insert_many ( [ apple , pear ] ) . exec ( db ) . await ? ; use sea_orm :: sea_query :: { Expr , Value } ;
let pear : Option < fruit :: Model > = Fruit :: find_by_id ( 1 ) . one ( db ) . await ? ;
let mut pear : fruit :: ActiveModel = pear . unwrap ( ) . into ( ) ;
pear . name = Set ( "Sweet pear" . to_owned ( ) ) ;
// update one
let pear : fruit :: Model = pear . update ( db ) . await ? ;
// update many: UPDATE "fruit" SET "cake_id" = NULL WHERE "fruit"."name" LIKE '%Apple%'
Fruit :: update_many ( )
. col_expr ( fruit :: Column :: CakeId , Expr :: value ( Value :: Int ( None ) ) )
. filter ( fruit :: Column :: Name . contains ( "Apple" ) )
. exec ( db )
. await ? ; let banana = fruit :: ActiveModel {
id : NotSet ,
name : Set ( "Banana" . to_owned ( ) ) ,
.. Default :: default ( )
} ;
// create, because primary key `id` is `NotSet`
let mut banana = banana . save ( db ) . await ? ;
banana . name = Set ( "Banana Mongo" . to_owned ( ) ) ;
// update, because primary key `id` is `Set`
let banana = banana . save ( db ) . await ? ; // delete one
let orange : Option < fruit :: Model > = Fruit :: find_by_id ( 1 ) . one ( db ) . await ? ;
let orange : fruit :: Model = orange . unwrap ( ) ;
fruit :: Entity :: delete ( orange . into_active_model ( ) )
. exec ( db )
. await ? ;
// or simply
let orange : Option < fruit :: Model > = Fruit :: find_by_id ( 1 ) . one ( db ) . await ? ;
let orange : fruit :: Model = orange . unwrap ( ) ;
orange . delete ( db ) . await ? ;
// delete many: DELETE FROM "fruit" WHERE "fruit"."name" LIKE 'Orange'
fruit :: Entity :: delete_many ( )
. filter ( fruit :: Column :: Name . contains ( "Orange" ) )
. exec ( db )
. await ? ; Seaography是建立在Seaorm之上的GraphQL框架。 Seaography使您可以快速构建GraphQL解析器。只需几个命令,您就可以从Seaorm实体启动GraphQl Server!
查看Seaography示例以了解更多信息。
利用Seaographing,使用您喜欢的前端框架创建管理仪表板将很轻松。查看我们的示例和教程:
参见使用Seaorm建造的。随时提交您的!
根据任何一个
可以选择。
除非您另有明确说明,否则任何有意提交的捐款(如Apache-2.0许可证中定义)应为双重许可,如上所述,没有任何其他条款或条件。
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弗里斯(Ferris)的朋友,寄居蟹是海洋官方的官方吉祥物。他的爱好正在收集贝壳。