tidb future 代码
文件路径：/sessiontxn/future.go
/ Copyright 2022 PingCAP, Inc.
/
/ Licensed under the Apache License, Version 2.0 (the "License");
/ you may not use this file except in compliance with the License.
/ You may obtain a copy of the License at
/
/ http://www.apache.org/licenses/LICENSE-2.0
/
/ Unless required by applicable law or agreed to in writing, software
/ distributed under the License is distributed on an "AS IS" BASIS,
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package sessiontxn
/ ConstantFuture implements oracle.Future
type ConstantFuture uint64
/ Wait returns a constant ts
func (n ConstantFuture) Wait() (uint64, error) {
return uint64(n), nil
}