THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
Q: How to obtain the time series whose value is greater than 1 in a row of data?
A: select all time series, and list the conditional constraints of all sequences in where clause.
Q: How to convert the result of "select max_time(*) from ..." to the time format?
A: Currently IoTDB does not support conversion, you can try to use "select last s1 from … ".