Struct snarkos_storage::mem::MemDb

pub struct MemDb {
    pub cols: RwLock<Vec<HashMap<Box<[u8]>, Box<[u8]>>>>,
}

Fields

cols: RwLock<Vec<HashMap<Box<[u8]>, Box<[u8]>>>>

Trait Implementations

impl Storage for MemDb

const IN_MEMORY: bool

A bool indicating whether the storage is in-memory only.

fn open(
    _path: Option<&Path>,
    _secondary_path: Option<&Path>
) -> Result<Self, StorageError>

Opens the storage object, optionally using the given paths; it gets created if it doesn’t exist.

fn get(&self, col: u32, key: &[u8]) -> Result<Option<Vec<u8>>, StorageError>

Returns the value with the given key and belonging to the given column.

fn get_col(&self, col: u32) -> Result<Vec<(Box<[u8]>, Box<[u8]>)>, StorageError>

Returns all the keys and values belonging to the given column.

fn get_keys(&self, col: u32) -> Result<Vec<Box<[u8]>>, StorageError>

Returns all the keys belonging to the given column.

fn put<K: AsRef<[u8]>, V: AsRef<[u8]>>(
    &self,
    col: u32,
    key: K,
    value: V
) -> Result<(), StorageError>

Stores the given key and value in the specified column.

fn batch(&self, transaction: DatabaseTransaction) -> Result<(), StorageError>

Executes the given DatabaseTransaction as a batch operation.

fn exists(&self, col: u32, key: &[u8]) -> bool

Returns true if the given key exists in the speficied column.

fn try_catch_up_with_primary(&self) -> Result<(), StorageError>