memorydb

Documentation

Overview

Package memorydb implements the key-value database layer based on memory maps.

Index

• func NewProducer(namespace string, mods ...Mod) kvdb.IterableDBProducer
• type Database
  • func New() *Database
  • func NewWithDrop(drop func()) *Database
• type Mod
• type Producer
  • func (p *Producer) Names() []string
  • func (p *Producer) OpenDB(name string) (kvdb.DropableStore, error)

Functions

func NewProducer

func NewProducer(namespace string, mods ...Mod) kvdb.IterableDBProducer

NewProducer of memory db.

Types

type Database

type Database struct {
	kvdb.DropableStore
}

Database is an ephemeral key-value store. Apart from basic data storage functionality it also supports batch writes and iterating over the keyspace in binary-alphabetical order.

func New

func New() *Database

New returns a wrapped map with all the required database interface methods implemented.

func NewWithDrop

func NewWithDrop(drop func()) *Database

NewWithDrop is the same as New, but defines onDrop callback.

type Mod

type Mod func(kvdb.DropableStore) kvdb.DropableStore

type Producer

type Producer struct {
	// contains filtered or unexported fields
}

func (*Producer) Names

func (p *Producer) Names() []string

Names of existing databases.

func (*Producer) OpenDB

func (p *Producer) OpenDB(name string) (kvdb.DropableStore, error)

OpenDB or create db with name.