store

Documentation

Index

• type AssociativeMerge
• type AssociativeMergeChain
  • func (a AssociativeMergeChain) Merge(key, orig []byte) ([]byte, error)
• type KVBatch
• type KVIterator
• type KVReader
• type KVStore
• type KVWriter

Types

type AssociativeMerge

type AssociativeMerge interface {
	Merge(key, existing []byte) ([]byte, error)
}

type AssociativeMergeChain

type AssociativeMergeChain []AssociativeMerge

func (AssociativeMergeChain) Merge

func (a AssociativeMergeChain) Merge(key, orig []byte) ([]byte, error)

type KVBatch

type KVBatch interface {
	Set(key, val []byte)
	Delete(key []byte)
	Merge(key []byte, oper AssociativeMerge)
	Execute() error
	Close() error
}

type KVIterator

type KVIterator interface {
	SeekFirst()
	Seek([]byte)
	Next()

	Current() ([]byte, []byte, bool)
	Key() []byte
	Value() []byte
	Valid() bool

	Close() error
}

type KVReader

type KVReader interface {
	BytesSafeAfterClose() bool
	Get(key []byte) ([]byte, error)
	Iterator(key []byte) KVIterator
	Close() error
}

type KVStore

type KVStore interface {
	Writer() (KVWriter, error)
	Reader() (KVReader, error)
	Close() error
}

type KVWriter

type KVWriter interface {
	KVReader
	Set(key, val []byte) error
	Delete(key []byte) error
	NewBatch() KVBatch
}