WebDATE_SUB () 函数从日期减去指定的时间间隔。 语法 DATE_SUB (date,INTERVAL expr type) date 参数是合法的日期表达式。 expr 参数是您希望添加的时间间隔。 type 参数可以是下列值: 实例 假设我们有如下的 "Orders" 表: 现在,我们想要向 "OrderDate" 减去 5 天。 我们使用下面的 SELECT 语句: SELECT OrderId,DATE_SUB (OrderDate,INTERVAL … WebDec 26, 2024 · 2 Answers. You are trying to get a record which checkout_date is exactly 14 days before current time which is very unlikely to happen thus you will get empty result most of the time. What you want is records happens after that, thus instead of =, change to >=. SELECT * FROM checkout_page WHERE checkout_date >= DATE_SUB (NOW (), …
MySQL DATE_SUB() function - w3resource
WebSep 21, 2011 · Now you can perform the delete operation: delete from table_name where column_name < DATE_SUB (NOW () , INTERVAL 1 DAY) This will remove all the data from before one day. For deleting data from before 6 months: delete from table_name where column_name < DATE_SUB (NOW () , INTERVAL 6 MONTH) Share Improve this … WebOct 26, 2014 · 44.2k 6 68 86. Add a comment. 1. Just use date_sub () to get the right date/time: select date_sub (date_sub (date_sub (now (), interval 1 year), interval 2 month), interval 2 day) or. select date_sub (date_sub (now (), interval 14 month), interval 2 day) And then use date_format () to get it in whatever format you want: select … how could fnaf 2 happen before fnaf 1
MySQL DATE_SUB() 函数 菜鸟教程
http://www.javashuo.com/article/p-mnxuezng-wz.html WebJun 15, 2024 · interval: Required. The type of interval to subtract. Can be one of the following values: MICROSECOND; SECOND; MINUTE; HOUR; DAY; WEEK; MONTH; … Edit the SQL Statement, and click "Run SQL" to see the result. WebApr 25, 2024 · DATE_ADD (LAST_DAY (DATE_SUB (NOW (), INTERVAL 2 MONTH)), INTERVAL 1 DAY)- I have this in mySQL, and I'm taking it into BigQuery. BigQuery does not have Last_Day function. This getting the first of the month by calculating the last_day of the month before and adding one day. mysql google-bigquery Share Improve this … how could ferns have lived in antarctica