Tidb CDC create task error unknown or incorrect time zone

One 、 Error details

fail to open MySQL connection: [CDC:ErrMySQLConnectionError]Error 1298: Unknown or incorrect time zone: 'Asia/Shanghai'

Two 、 screening

#  land tidb, Check the time zone 
show variables like '%time_zone%';
+------------------+---------------+
| Variable_name    | Value         |
+------------------+---------------+
| system_time_zone | Asia/Shanghai |
| time_zone        | SYSTEM        |
+------------------+---------------+
#  land mysql, Check the time zone 
show variables like '%time_zone%';
+------------------+--------+
| Variable_name    | Value  |
+------------------+--------+
| system_time_zone | CST    |
| time_zone        | SYSTEM |
+------------------+--------+

Upstream can be found here tidb The time zone of is Asia/Shanghai, And downstream mysql The time zone of is CST

3、 ... and 、 terms of settlement

Method 1 、 Load time zone

mysql_tzinfo_to_sql /usr/share/zoneinfo | mysql -u root mysql -p

Method 2 、 take sink Write upstream and downstream time zones

cdc cli changefeed create --sink-uri="mysql://user:[email protected]_ip:mysql_port/?time-zone=CST" --pd=http://pd_ip:pd_port

Official documents ： Document address