oracles

Documentation

Index

• func NewLocalOracle() oracle.Oracle
• func NewPdOracle(pdClient pd.Client, updateInterval time.Duration) (oracle.Oracle, error)

Functions

func NewLocalOracle

func NewLocalOracle() oracle.Oracle

NewLocalOracle creates an Oracle that uses local time as data source.

func NewPdOracle

func NewPdOracle(pdClient pd.Client, updateInterval time.Duration) (oracle.Oracle, error)

NewPdOracle create an Oracle that uses a pd client source. Refer https://github.com/pingcap/pd/blob/master/pd-client/client.go for more details. PdOracle mantains `lastTS` to store the last timestamp got from PD server. If `GetTimestamp()` is not called after `updateInterval`, it will be called by itself to keep up with the timestamp on PD server.