Trait Connection

pub trait Connection:
    Debug
    + Send
    + Sync {
    // Required methods
    fn infer_schema<'life0, 'life1, 'async_trait>(
        &'life0 self,
        sql: &'life1 str,
        transform: Option<Arc<dyn Transform>>,
    ) -> Pin<Box<dyn Future<Output = Result<(RemoteSchemaRef, SchemaRef)>> + Send + 'async_trait>>
       where Self: 'async_trait,
             'life0: 'async_trait,
             'life1: 'async_trait;
    fn query<'life0, 'async_trait>(
        &'life0 self,
        sql: String,
        table_schema: SchemaRef,
        projection: Option<Vec<usize>>,
    ) -> Pin<Box<dyn Future<Output = Result<SendableRecordBatchStream>> + Send + 'async_trait>>
       where Self: 'async_trait,
             'life0: 'async_trait;
}

Required Methods

fn infer_schema<'life0, 'life1, 'async_trait>( &'life0 self, sql: &'life1 str, transform: Option<Arc<dyn Transform>>, ) -> Pin<Box<dyn Future<Output = Result<(RemoteSchemaRef, SchemaRef)>> + Send + 'async_trait>>

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

fn query<'life0, 'async_trait>( &'life0 self, sql: String, table_schema: SchemaRef, projection: Option<Vec<usize>>, ) -> Pin<Box<dyn Future<Output = Result<SendableRecordBatchStream>> + Send + 'async_trait>>

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

Implementors

impl Connection for MysqlConnection

impl Connection for OracleConnection