* [TD-4238]<fix>: taosdemo async subscribe.

* [TD-4238]<fix>: taosdemo async subscribe

subsribe sql command do not use aggregation functions.

* [TD-4238]<fix>: taosdemo async subscribe.

interval.

* [TD-4238]<fix>: taosdemo async subscribe.

fix super table sub result file.
Co-authored-by: NShuduo Sang <sdsang@taosdata.com>