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https://issues.apache.org/jira/browse/IOTDB-622?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17093486#comment-17093486
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WangChao commented on IOTDB-622:
--------------------------------

Ok, I agree with you. 

 

The new keywords is in total, like 

 

*Select count(*) from root.in.*  In Total*, it will return the total number of 
the specific path.

 

*Select count(*) from root.ln.* group by* *[starttime, endtime]  In Total*, it 
will return the total number of the specific path after downsample

 

> count all records of the whole database
> ---------------------------------------
>
>                 Key: IOTDB-622
>                 URL: https://issues.apache.org/jira/browse/IOTDB-622
>             Project: Apache IoTDB
>          Issue Type: Improvement
>          Components: Core/Engine
>            Reporter: WangChao
>            Priority: Trivial
>
> Now the count function only count the number of every timeseries, it's useful 
> to  count the total record of the  specific path.
>  
> like:
>  
> *_select count(*) from root.ln._**  should return the total number of the 
> records in storage group root.ln, but now it returns the number of each 
> timeseries which is in root.ln.
>  
> Please leave your opinion. 
>  



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