error: [0x70a] Too many groups/time window in query

[feiyangbeyond]

TD version:

$ taosd -V
community version: 3.2.1.0 compatible_version: 3.0.0.0
gitinfo: 234463fcca65f3f1d08a1f245570e4e5d5d272e2
buildInfo: Built Linux-x64 at 2023-11-20 17:29:01 +0800

sql:

select a, b, sum(c), sum(d) from stable_name where ts >= ? and ts <= ? group by a, b

error:

error: [0x70a] Too many groups/time window in query

How to resolve this error? what do I need to do? What is the td max groups window in query?