[rocketmq-connect] Synchronize data from Mysql to Redis

[githublaohu]

1. Please describe the feature you are requesting.
   Synchronize data from Mysql to Redis
2. Support multiple data structures
   1. string
   2. hash
3. Support field exclusion
   {"user":"1","userName":"laohu","userType":"one"}
   {"user":"1","userName":"laohu"}
4. combination key
   1. {userId}_{userType}
5. Multiple commands can be executed at one time

[odbozhou]

@githublaohu
rocketmq-connect already has an independent repository, you can go to this repository to submit PR, issue.
https://github.com/apache/rocketmq-connect