leveldb

package

v0.0.0-...-005f04b Latest Latest Go to latest Published: Mar 16, 2021 License: MIT Imports: 6 Imported by: 0

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Repository

github.com/herb-go/herbdata-drivers

Links

Open Source Insights

Documentation ¶

Index ¶

Constants
func Factory(loader func(v interface{}) error) (kvdb.Driver, error)
type Config
- func (c *Config) ApplyTo(d *Driver) error
- func (c *Config) CreateDriver() (kvdb.Driver, error)
type Driver

Constants ¶

View Source

const Features = kvdb.FeatureStore |
	kvdb.FeatureNext |
	kvdb.FeaturePrev |
	kvdb.FeatureEmbedded

Variables ¶

This section is empty.

Functions ¶

Types ¶

type Config ¶

type Config struct {
	Database string
}

func (*Config) ApplyTo ¶

func (c *Config) ApplyTo(d *Driver) error

func (*Config) CreateDriver ¶

func (c *Config) CreateDriver() (kvdb.Driver, error)

type Driver ¶

type Driver struct {
	kvdb.Nop
	Database string
	DB       *leveldb.DB
}

func (*Driver) Delete ¶

func (d *Driver) Delete(key []byte) error

Delete delete value by given key

func (*Driver) Features ¶

func (d *Driver) Features() kvdb.Feature

Features return supported features

func (*Driver) Get ¶

func (d *Driver) Get(key []byte) ([]byte, error)

Get get value by given key

func (*Driver) Next ¶

func (d *Driver) Next(iter []byte, limit int) (result []*herbdata.KeyValue, newiter []byte, err error)

Next return keys after iter not more than given limit Empty iter (nil or 0 length []byte) will start a new search Return keyvalue ,newiter and any error if raised. Empty iter (nil or 0 length []byte) will be returned if no more keys

func (*Driver) Prev ¶

func (d *Driver) Prev(iter []byte, limit int) (result []*herbdata.KeyValue, newiter []byte, err error)

Prev return keys before iter not more than given limit Empty iter (nil or 0 length []byte) will start a new search Return keys ,newiter and any error if raised. Empty iter (nil or 0 length []byte) will be returned if no more keys

func (*Driver) Set ¶

func (d *Driver) Set(key []byte, value []byte) error

Set set value by given key

func (*Driver) Start ¶

func (d *Driver) Start() error

Start start database

func (*Driver) Stop ¶

func (d *Driver) Stop() error

Stop stop database

Source Files ¶

View all Source files

leveldb.go

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