leveldb

package

v0.0.0-...-4b55cb2 Latest Latest Go to latest Published: Jul 26, 2021 License: Apache-2.0 Imports: 9 Imported by: 0

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var OpenFileLimit = 64

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

func NewLDBDatabase(file string, cache int, handles int) (*LevelDB, error)

NewLDBDatabase returns a LevelDB wrapped object.

func (db *LevelDB) Close() error

func (db *LevelDB) Delete(key string) error

Delete deletes the key from the queue and database

func (db *LevelDB) Get(key string) ([]byte, error)

Get returns the given key if it's present.

func (db *LevelDB) IsExisted(key string) (bool, error)

func (db *LevelDB) NewIterator() iterator.Iterator

func (db *LevelDB) NewIteratorWithPrefix(prefix []byte) iterator.Iterator

NewIteratorWithPrefix returns a iterator to iterate over subset of database content with a particular prefix.

func (db *LevelDB) Path() string

Path returns the path to the database directory.

func (db *LevelDB) Schema() string

func (db *LevelDB) Set(key string, value []byte, expiration time.Duration) error

Put puts the given key / value to the queue