Trait DatabaseOperations 

pub trait DatabaseOperations<T: for<'a> FromRow<'a, PgRow> + Send + Unpin> {
    // Required methods
    fn create<'life0, 'life1, 'async_trait>(
        &'life0 self,
        entity: &'life1 T,
    ) -> Pin<Box<dyn Future<Output = Result<T>> + Send + 'async_trait>>
       where Self: 'async_trait,
             'life0: 'async_trait,
             'life1: 'async_trait;
    fn find_by_id<'life0, 'life1, 'async_trait>(
        &'life0 self,
        id: &'life1 str,
    ) -> Pin<Box<dyn Future<Output = Result<Option<T>>> + Send + 'async_trait>>
       where Self: 'async_trait,
             'life0: 'async_trait,
             'life1: 'async_trait;
    fn find_all<'life0, 'async_trait>(
        &'life0 self,
    ) -> Pin<Box<dyn Future<Output = Result<Vec<T>>> + Send + 'async_trait>>
       where Self: 'async_trait,
             'life0: 'async_trait;
    fn update<'life0, 'life1, 'life2, 'async_trait>(
        &'life0 self,
        id: &'life1 str,
        entity: &'life2 T,
    ) -> Pin<Box<dyn Future<Output = Result<Option<T>>> + Send + 'async_trait>>
       where Self: 'async_trait,
             'life0: 'async_trait,
             'life1: 'async_trait,
             'life2: 'async_trait;
    fn delete<'life0, 'life1, 'async_trait>(
        &'life0 self,
        id: &'life1 str,
    ) -> Pin<Box<dyn Future<Output = Result<bool>> + Send + 'async_trait>>
       where Self: 'async_trait,
             'life0: 'async_trait,
             'life1: 'async_trait;
    fn count<'life0, 'async_trait>(
        &'life0 self,
    ) -> Pin<Box<dyn Future<Output = Result<u64>> + Send + 'async_trait>>
       where Self: 'async_trait,
             'life0: 'async_trait;
    fn exists<'life0, 'life1, 'async_trait>(
        &'life0 self,
        id: &'life1 str,
    ) -> Pin<Box<dyn Future<Output = Result<bool>> + Send + 'async_trait>>
       where Self: 'async_trait,
             'life0: 'async_trait,
             'life1: 'async_trait;
    fn execute_query<'life0, 'life1, 'async_trait>(
        &'life0 self,
        query: &'life1 str,
    ) -> Pin<Box<dyn Future<Output = Result<u64>> + Send + 'async_trait>>
       where Self: 'async_trait,
             'life0: 'async_trait,
             'life1: 'async_trait;
}

Database operations trait - requires Serialize for write operations

Required Methods

fn create<'life0, 'life1, 'async_trait>( &'life0 self, entity: &'life1 T, ) -> Pin<Box<dyn Future<Output = Result<T>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Create a new entity

fn find_by_id<'life0, 'life1, 'async_trait>( &'life0 self, id: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<Option<T>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Find entity by ID

fn find_all<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = Result<Vec<T>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Find all entities

fn update<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, id: &'life1 str, entity: &'life2 T, ) -> Pin<Box<dyn Future<Output = Result<Option<T>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

Update an existing entity

fn delete<'life0, 'life1, 'async_trait>( &'life0 self, id: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<bool>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Delete an entity

fn count<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = Result<u64>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Count all entities

fn exists<'life0, 'life1, 'async_trait>( &'life0 self, id: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<bool>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Check if entity exists

fn execute_query<'life0, 'life1, 'async_trait>( &'life0 self, query: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<u64>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Execute custom query

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors

impl<T> DatabaseOperations<T> for PostgresRepository<T>

where T: for<'a> FromRow<'a, PgRow> + Send + Sync + Unpin + Serialize,