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Package oracle

v1.0.9
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The latest major version is .

Published: Apr 20, 2018 | License: Apache-2.0 | Module: github.com/pingcap/tidb

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func ComposeTS

func ComposeTS(physical, logical int64) uint64

ComposeTS creates a ts from physical and logical parts.

func ExtractPhysical

func ExtractPhysical(ts uint64) int64

ExtractPhysical returns a ts's physical part.

func GetPhysical

func GetPhysical(t time.Time) int64

GetPhysical returns physical from an instant time with millisecond precision.

type Future

type Future interface {
	Wait() (uint64, error)
}

Future is a future which promises to return a timestamp.

type Oracle

type Oracle interface {
	GetTimestamp(ctx goctx.Context) (uint64, error)
	GetTimestampAsync(ctx goctx.Context) Future
	IsExpired(lockTimestamp uint64, TTL uint64) bool
	Close()
}

Oracle is the interface that provides strictly ascending timestamps.

Package Files

Documentation was rendered with GOOS=linux and GOARCH=amd64.

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