Trait KeySelectorFunction
rlink::api::function
pub trait KeySelectorFunction where Self: NamedFunction + CheckpointFunction, { fn open(&mut self, context: &Context) -> Result<()>; fn get_key(&self, record: &mut Record) -> Record; fn close(&mut self) -> Result<()>; }
fn open(&mut self, context: &Context) -> Result<()>
fn get_key(&self, record: &mut Record) -> Record
fn close(&mut self) -> Result<()>
impl KeySelectorFunction for SchemaBaseKeySelector
fn open(&mut self, _context: &Context) -> Result<()>