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[Source] Do report statistics and supplement the time method without data

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Posted on 12/13/2017 12:14:54 PM | | | |
This post was last edited by QWERTYU on 2017-12-13 12:15

Recently, I was writing an interface to provide the front-end for reports, and at first I thought that it would be enough to group statistics directly from the database by month (some months have no data, so I won't return that month), but in fact, I need to return the monthly data. So I wrote a method that supports querying by month, year, time period, grouping by day and month:


  




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