prefixdb

package
v1.11.6-stella Latest Latest
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Published: May 25, 2024 License: BSD-3-Clause Imports: 6 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func JoinPrefixes

func JoinPrefixes(firstPrefix, secondPrefix []byte) []byte

func MakePrefix

func MakePrefix(prefix []byte) []byte

func PrefixKey

func PrefixKey(prefix, key []byte) []byte

Types

type Database

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

Database partitions a database into a sub-database by prefixing all keys with a unique value.

func New

func New(prefix []byte, db database.Database) *Database

New returns a new prefixed database

func NewNested

func NewNested(prefix []byte, db database.Database) *Database

NewNested returns a new prefixed database without attempting to compress prefixes.

func (*Database) Close

func (db *Database) Close() error

func (*Database) Compact

func (db *Database) Compact(start, limit []byte) error

func (*Database) Delete

func (db *Database) Delete(key []byte) error

func (*Database) Get

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

func (*Database) Has

func (db *Database) Has(key []byte) (bool, error)

func (*Database) HealthCheck

func (db *Database) HealthCheck(ctx context.Context) (interface{}, error)

func (*Database) NewBatch

func (db *Database) NewBatch() database.Batch

func (*Database) NewIterator

func (db *Database) NewIterator() database.Iterator

func (*Database) NewIteratorWithPrefix

func (db *Database) NewIteratorWithPrefix(prefix []byte) database.Iterator

func (*Database) NewIteratorWithStart

func (db *Database) NewIteratorWithStart(start []byte) database.Iterator

func (*Database) NewIteratorWithStartAndPrefix

func (db *Database) NewIteratorWithStartAndPrefix(start, prefix []byte) database.Iterator

Assumes it is safe to modify the arguments to db.db.NewIteratorWithStartAndPrefix after it returns. It is safe to modify [start] and [prefix] after this method returns.

func (*Database) Put

func (db *Database) Put(key, value []byte) error

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