Trait ckb_index::KVTxn[−][src]

pub trait KVTxn<'r>: KVReader<'r> {
    fn insert(&mut self, key: Vec<u8>, value: Vec<u8>) -> Option<Vec<u8>>;

    fn remove_maybe(&mut self, key: Vec<u8>, must_exists: bool) -> Option<bool>;

    fn commit(self);

    fn put_pair(&mut self, (key, value): (Vec<u8>, Vec<u8>)) -> Option<Vec<u8>> { ... }

    fn remove_ok(&mut self, key: Vec<u8>) -> Option<bool> { ... }

    fn remove(&mut self, key: Vec<u8>) -> Option<bool> { ... }
}

Required methods

Provided methods

Implementors