Trait ExternalTableModule 

pub trait ExternalTableModule: Send + Sync {
    // Required methods
    fn name(&self) -> &str;
    fn descriptor(&self) -> ExternalModuleDescriptor;
    fn connect_with_control(
        &self,
        context: &ExternalExecutionContext<'_>,
        entry: &ExternalTableEntry,
    ) -> Result<Arc<dyn ExternalTable>>;

    // Provided methods
    fn indexes_with_control(
        &self,
        context: &ExternalExecutionContext<'_>,
        _entry: &ExternalTableEntry,
    ) -> Result<Vec<ExternalModuleIndex>> { ... }
    fn read_rows_with_control(
        &self,
        context: &ExternalExecutionContext<'_>,
        entry: &ExternalTableEntry,
    ) -> Result<Vec<HashMap<u16, Value>>> { ... }
    fn prepare_rows_with_control(
        &self,
        context: &ExternalExecutionContext<'_>,
        entry: &ExternalTableEntry,
        _rows: Vec<HashMap<u16, Value>>,
    ) -> Result<Vec<u8>> { ... }
    fn rows_from_state_with_control(
        &self,
        context: &ExternalExecutionContext<'_>,
        state: &[u8],
    ) -> Result<Vec<HashMap<u16, Value>>> { ... }
    fn write_with_control(
        &self,
        context: &ExternalExecutionContext<'_>,
        entry: &ExternalTableEntry,
        op: ExternalWriteOp,
        txn: &mut ExternalTxn,
    ) -> Result<ExternalWriteResult> { ... }
    fn destroy_with_control(
        &self,
        context: &ExternalExecutionContext<'_>,
        _entry: &ExternalTableEntry,
    ) -> Result<()> { ... }
}

Required Methods

fn name(&self) -> &str

fn descriptor(&self) -> ExternalModuleDescriptor

fn connect_with_control( &self, context: &ExternalExecutionContext<'_>, entry: &ExternalTableEntry, ) -> Result<Arc<dyn ExternalTable>>

Provided Methods

fn indexes_with_control( &self, context: &ExternalExecutionContext<'_>, _entry: &ExternalTableEntry, ) -> Result<Vec<ExternalModuleIndex>>

fn read_rows_with_control( &self, context: &ExternalExecutionContext<'_>, entry: &ExternalTableEntry, ) -> Result<Vec<HashMap<u16, Value>>>

fn prepare_rows_with_control( &self, context: &ExternalExecutionContext<'_>, entry: &ExternalTableEntry, _rows: Vec<HashMap<u16, Value>>, ) -> Result<Vec<u8>>

fn rows_from_state_with_control( &self, context: &ExternalExecutionContext<'_>, state: &[u8], ) -> Result<Vec<HashMap<u16, Value>>>

fn write_with_control( &self, context: &ExternalExecutionContext<'_>, entry: &ExternalTableEntry, op: ExternalWriteOp, txn: &mut ExternalTxn, ) -> Result<ExternalWriteResult>

fn destroy_with_control( &self, context: &ExternalExecutionContext<'_>, _entry: &ExternalTableEntry, ) -> Result<()>

Dyn Compatibility

This trait is dyn compatible.

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

Implementors