historyleveldb

Documentation

Index

• type HistoryDBProvider
  • func NewHistoryDBProvider() *HistoryDBProvider
  • func (provider *HistoryDBProvider) Close()
  • func (provider *HistoryDBProvider) GetDBHandle(dbName string) (historydb.HistoryDB, error)
• type LevelHistoryDBQueryExecutor
  • func (q *LevelHistoryDBQueryExecutor) GetHistoryForKey(namespace string, key string) (commonledger.ResultsIterator, error)

Types

type HistoryDBProvider

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

HistoryDBProvider实现接口HistoryDBProvider

func NewHistoryDBProvider

func NewHistoryDBProvider() *HistoryDBProvider

NewHistoryDBProvider实例化HistoryDBProvider

func (*HistoryDBProvider) Close

func (provider *HistoryDBProvider) Close()

关闭关闭基础数据库

func (*HistoryDBProvider) GetDBHandle

func (provider *HistoryDBProvider) GetDBHandle(dbName string) (historydb.HistoryDB, error)

getdbhandle获取命名数据库的句柄

type LevelHistoryDBQueryExecutor

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

LevelHistoryDBQueryExecutor是针对LevelDB历史数据库的查询执行器

func (*LevelHistoryDBQueryExecutor) GetHistoryForKey

func (q *LevelHistoryDBQueryExecutor) GetHistoryForKey(namespace string, key string) (commonledger.ResultsIterator, error)

getHistoryForkey在接口“ledger.historyQueryExecutor”中实现方法