ldbw

package module

v0.0.0-...-9a072c9 Latest Latest Go to latest Published: Nov 19, 2021 License: BSD-2-Clause Imports: 6 Imported by: 0

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Repository

github.com/nonedotone/ldbw

README ¶

ldbw

goleveldb wrapper

Documentation ¶

Index ¶

func BytesConcat(slices ...[]byte) []byte
type Bucket
type DB
- func Open(path string, opts ...*levelopt.Options) (*DB, error)

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func BytesConcat ¶

func BytesConcat(slices ...[]byte) []byte

BytesConcat concat bytes

Types ¶

type Bucket ¶

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

Bucket leveldb with key prefix

func (*Bucket) Delete ¶

func (b *Bucket) Delete(key []byte, opts ...*levelopt.WriteOptions) error

Delete bucket delete key value

func (*Bucket) Deletes ¶

func (b *Bucket) Deletes(keys [][]byte, opts ...*levelopt.WriteOptions) error

Deletes bucket delete multi key value

func (*Bucket) Get ¶

func (b *Bucket) Get(key []byte, opts ...*levelopt.ReadOptions) ([]byte, error)

Get bucket get key value

func (*Bucket) Gets ¶

func (b *Bucket) Gets(keys [][]byte, opts ...*levelopt.ReadOptions) ([][]byte, error)

Gets bucket get multi key

func (*Bucket) Next ¶

func (b *Bucket) Next(key, limit []byte, fn func(key, value []byte) error, opts ...*levelopt.ReadOptions) (err error)

Next between key and limit, limit next of key

func (*Bucket) Prev ¶

func (b *Bucket) Prev(key, limit []byte, fn func(key, value []byte) error, opts ...*levelopt.ReadOptions) (err error)

Prev between key and limit, key next of limit

func (*Bucket) Put ¶

func (b *Bucket) Put(key []byte, value []byte, opts ...*levelopt.WriteOptions) error

Put bucket put key value

func (*Bucket) Puts ¶

func (b *Bucket) Puts(keys [][]byte, values [][]byte, opts ...*levelopt.WriteOptions) error

Puts bucket put multi key value

func (*Bucket) WithLock ¶

func (b *Bucket) WithLock(l ...bool) *Bucket

WithLock new lock with bucket

type DB ¶

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

DB database struct

func Open ¶

func Open(path string, opts ...*levelopt.Options) (*DB, error)

Open create DB struct, open file to db

func (*DB) Bucket ¶

func (db *DB) Bucket(name []byte) *Bucket

Bucket return bucket struct

func (*DB) Delete ¶

func (db *DB) Delete(key []byte, opts ...*levelopt.WriteOptions) error

Delete wrapper goleveldb Delete

func (*DB) Deletes ¶

func (db *DB) Deletes(keys [][]byte, opts ...*levelopt.WriteOptions) error

Deletes delete multi keys

func (*DB) Get ¶

func (db *DB) Get(key []byte, opts ...*levelopt.ReadOptions) ([]byte, error)

Get wrapper goleveldb Get

func (*DB) Gets ¶

func (db *DB) Gets(keys [][]byte, opts ...*levelopt.ReadOptions) ([][]byte, error)

Gets get multi key

func (*DB) Next ¶

func (db *DB) Next(key, limit []byte, fn func(key, value []byte) error, opts ...*levelopt.ReadOptions) (err error)

Next between key and limit, limit next of key

func (*DB) Original ¶

func (db *DB) Original() *leveldb.DB

Original return goleveldb db

func (*DB) Prev ¶

func (db *DB) Prev(key, limit []byte, fn func(key, value []byte) error, opts ...*levelopt.ReadOptions) (err error)

Prev between key and limit, key next of limit

func (*DB) Put ¶

func (db *DB) Put(key []byte, value []byte, opts ...*levelopt.WriteOptions) error

Put wrapper goleveldb Put

func (*DB) Puts ¶

func (db *DB) Puts(keys [][]byte, values [][]byte, opts ...*levelopt.WriteOptions) error

Puts put multi keys and values

func (*DB) WithLock ¶

func (db *DB) WithLock(l ...bool) *DB

WithLock new lock with db

Source Files ¶

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