Trait QueryExecutor 

pub trait QueryExecutor: Send + Sync {
    // Required methods
    fn execute_plan<'life0, 'life1, 'async_trait>(
        &'life0 self,
        plan: &'life1 ExecutionPlan,
    ) -> Pin<Box<dyn Future<Output = NirvResult<QueryResult>> + Send + 'async_trait>>
       where Self: 'async_trait,
             'life0: 'async_trait,
             'life1: 'async_trait;
    fn execute_node<'life0, 'life1, 'async_trait>(
        &'life0 self,
        node: &'life1 PlanNode,
    ) -> Pin<Box<dyn Future<Output = NirvResult<QueryResult>> + Send + 'async_trait>>
       where Self: 'async_trait,
             'life0: 'async_trait,
             'life1: 'async_trait;
    fn set_connector_registry(&mut self, registry: ConnectorRegistry);
}

Trait for query execution functionality

Required Methods

fn execute_plan<'life0, 'life1, 'async_trait>( &'life0 self, plan: &'life1 ExecutionPlan, ) -> Pin<Box<dyn Future<Output = NirvResult<QueryResult>> + Send + 'async_trait>>

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

Execute an execution plan and return results

fn execute_node<'life0, 'life1, 'async_trait>( &'life0 self, node: &'life1 PlanNode, ) -> Pin<Box<dyn Future<Output = NirvResult<QueryResult>> + Send + 'async_trait>>

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

Execute a single plan node

fn set_connector_registry(&mut self, registry: ConnectorRegistry)

Set the connector registry for accessing data sources

Implementors

impl QueryExecutor for DefaultQueryExecutor