查询TIDB_HOT_REGIONS 报错
mysql> desc TIDB_HOT_REGIONS;
±---------------±--------------------±-----±-----±--------±------+
| Field | Type | Null | Key | Default | Extra |
±---------------±--------------------±-----±-----±--------±------+
| TABLE_ID | bigint(21) unsigned | YES | | NULL | |
| INDEX_ID | bigint(21) unsigned | YES | | NULL | |
| DB_NAME | varchar(64) | YES | | NULL | |
| TABLE_NAME | varchar(64) | YES | | NULL | |
| INDEX_NAME | varchar(64) | YES | | NULL | |
| REGION_ID | bigint(21) unsigned | YES | | NULL | |
| TYPE | varchar(64) | YES | | NULL | |
| MAX_HOT_DEGREE | bigint(21) unsigned | YES | | NULL | |
| REGION_COUNT | bigint(21) unsigned | YES | | NULL | |
| FLOW_BYTES | bigint(21) unsigned | YES | | NULL | |
±---------------±--------------------±-----±-----±--------±------+
10 rows in set (0.00 sec)
mysql> select * from TIDB_HOT_REGIONS limit 1;
ERROR 1105 (HY000): json: cannot unmarshal number 128843.6888888889 into Go struct field RegionStat.as_leader.statistics.flow_bytes of type uint64
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