create pitr task fail during doing flashback ddl

[seiya-annie]

Bug Report

Please answer these questions before submitting your issue. Thanks!

1. Minimal reproduce step (Required)

br can only read data which backupts early than flashback execute time

2. What did you expect to see? (Required)

during flashback, can do start pitr task

3. What did you see instead (Required)

[error="region 656 is in flashback progress, FlashbackStartTS is 43933607850619701
1"] [errorVerbose="region 656 is in flashback progress, FlashbackStartTS is 439336078506197011\ngithub.com/tikv/c
lient-go/v2/internal/locate.(*RegionRequestSender).onRegionError\n\

4. What is your TiDB version? (Required)

master

[Defined2014]

I think it's by design. If you have need backup data during flashback, please use br backup full with --backupts param. And the value of --backupts should be earlier than the time when flashback ddl operation starts to execute.

[bb7133]

@Defined2014 Can we close this issue & update the user document?

[Defined2014]

@Defined2014 Can we close this issue & update the user document?

pingcap/docs-cn#13078 PTAL @bb7133