error when querying information_schema.tidb_hot_regions

[eurekaka]

Bug Report

Please answer these questions before submitting your issue. Thanks!

1. What did you do?

mysql> select region_count from information_schema.tidb_hot_regions where table_id = 251;
ERROR 1105 (HY000): json: cannot unmarshal number 220353.78787878787 into Go struct field RegionStat.as_leader.statistics.flow_bytes of type uint64

2. What did you expect to see?

No error.

3. What did you see instead?

Error reported.

4. What version of TiDB are you using (tidb-server -V or run select tidb_version(); on TiDB)?

mysql> select tidb_version();
+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| tidb_version()                                                                                                                                                                                                                                                                                      |
+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Release Version: v4.0.0-alpha-1034-g3d66e9b2e
Git Commit Hash: 3d66e9b2e21ff1cb40f6c6267eb86d5748dbb989
Git Branch: HEAD
UTC Build Time: 2019-12-01 06:14:45
GoVersion: go1.13
Race Enabled: false
TiKV Min Version: v3.0.0-60965b006877ca7234adaced7890d7b029ed1306
Check Table Before Drop: false |
+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+

[winoros]

This one should be fixed master. You can open if you meet again.

[github-actions]

Please check whether the issue should be labeled with 'affects-x.y' or 'fixes-x.y.z', and then remove 'needs-more-info' label.