* [Enhancement](routine_load) Support show routine load with like predicate Co-authored-by: caiconghui1 <caiconghui1@jd.com>
Add a new field `Lag` in result of `show routine load` stmt. `Lag: {"0":10, "1":0}` means kafka partition 0 has 10 msg behind and partition 1 is update-to-date.