Trait IndexReader 

pub trait IndexReader {
    // Required method
    fn get(&self, key: &[u8]) -> Result<Option<ValueHandle>>;
}

Trait that allows reading from an external index

An index should point into the value log using ValueHandle.

Required Methods

fn get(&self, key: &[u8]) -> Result<Option<ValueHandle>>

Returns a value handle for a given key.

This method is used to index back into the index to check for stale values when scanning through the value log’s segments.

Errors

Will return Err if an IO error occurs.

Implementors