[GitHub] [iotdb] mzp0514 commented on issue #3058: Wrong result when applying aggregation function on series with * and where clause

[GitBox <gi...@apache.org>]

mzp0514 commented on issue #3058:
URL: https://github.com/apache/iotdb/issues/3058#issuecomment-838249969


   > It's not a bug i think.
   > `select temperature from root.ln.*.* where temperature > 50` means
   > select `root.ln.*.*.temperature` ... where `root.ln.*.*.temperature` > 50.
   > 
   > Therefore, root.ln.wf01.wt01.temperature, root.ln.wf01.wt02.temperature, root.ln.wf02.wt01.temperature, root.ln.wf02.wt02.temperature will be considered at the same time.
   > 
   > If you want to take just root.ln.wf02.wt02 as filter, write sql like this:
   > `select temperature from root.ln.*.* where root.ln.wf02.wt02.temperature > 50`
   
   I see... It seems that there is not an approach to selecting the count of data points whose value > 50 of **each** timeseries **respectively** in **one** sql?


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