Struct LinearFactPerspective 

pub struct LinearFactPerspective<R> { /* private fields */ }

Trait Implementations

impl<R: Debug> Debug for LinearFactPerspective<R>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<R: Read> Query for LinearFactPerspective<R>

type QueryIterator = QueryIterator

Iterator for Query::query_prefix.

fn query( &self, name: &str, keys: &[Box<[u8]>], ) -> Result<Option<Box<[u8]>>, StorageError>

Look up a named fact by an exact match of the compound key.

fn query_prefix( &self, name: &str, prefix: &[Box<[u8]>], ) -> Result<QueryIterator, StorageError>

Look up all named facts that begin with the prefix of keys, in sorted key order.

impl<R: Read> QueryMut for LinearFactPerspective<R>

fn insert(&mut self, name: String, keys: Keys, value: Box<[u8]>)

Insert a fact labeled by a name, with a given compound key and a value.

fn delete(&mut self, name: String, keys: Keys)

Delete any fact associated to the compound key, under the given name.

impl<R: Read> FactPerspective for LinearFactPerspective<R>