dbstore

Documentation

Index

• Constants
• type Batch
• type DBDeleter
• type DBPutter
• type DBStore

Constants

const MaxBatchSize = 100 * 1024

the max size of the batch

Types

type Batch

type Batch interface {
	DBPutter
	DBDeleter
	ValueSize() int // amount of data in the batch
	Write() error
	// Reset resets the batch for reuse
	Reset()
}

Batch is a write-only database that commits changes to its host database when Write is called. Batch cannot be used concurrently.

type DBDeleter

type DBDeleter interface {
	Delete(key []byte) error
}

Deleter wraps the database delete operation supported by both batches and regular databases.

type DBPutter

type DBPutter interface {
	Put(key []byte, value []byte) error
}

Putter wraps the database write operation supported by both batches and regular databases.

type DBStore

type DBStore interface {
	DBPutter
	DBDeleter
	// Get get from db
	Get(key []byte) ([]byte, error)
	// NewBatch create db batch
	NewBatch() Batch
}

DBStore represent the low level database to store block