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2025-01-19 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Database >
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The following is to understand what is the Mysql date function, I believe that we will benefit a lot after reading, the text is not much in the essence, hope that what is the Mysql date function of this short content is what you want.
Today's time [2016-12-21]
Get yesterday date yyyy-mm-dd
Select date_sub (curdate (), interval 1 day)
2016-12-20
Get yesterday's month
Select DATE_FORMAT (curdate (),'% Ymuri% m')
2016-12
Date conditions: 12 months of history
Date conditions: 12 months of history. = take [the 1st of the month where the current day is located as the end deadline] and [the 1st of the current month pushed forward 12 months] as the start time [start, end)
Select DATE_FORMAT (date_sub (curdate (), interval 12 month),'% Ymuri% mmur01') AS start_time, DATE_FORMAT (curdate (),'% Ymuri% mmur01') AS end_time
Start_timeend_time2015-12-012016-12-01
From the beginning of the month to yesterday. | | from the 1st to yesterday [start, end] month to date | |
Select DATE_FORMAT (curdate (),'% Ymuri% mmur01') AS start_time, curdate () AS end_time
Start_timeend_time2016-12-012016-12-21
Get yyyymm of year and month
Select extract (YEAR_MONTH from curdate ()) as yyyymm
201612
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