1,取前一天
SELECT DATE_SUB(CURDATE(),INTERVAL 1 DAY)
2 取当前天
SELECT DATE_SUB(CURDATE(),INTERVAL 0 DAY)
3 取后一天日期
SELECT DATE_SUB(CURDATE(),INTERVAL -1 DAY)
4 取指定日期前2天
SELECT DATE_SUB('2020-05-22',INTERVAL 2 DAY)
sql takes the previous day, the next day, and the specified number of days
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Origin blog.csdn.net/qq_37980436/article/details/106216046
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