我试图在datediff函数中实现CASE语句,但它引发了一个ERROR: syntax error at or near "case"。即使在使用以下简化查询时,也会出现错误:
select datediff(CASE WHEN 1=1 THEN 'month' ELSE 'month' end,'2009-01-01','2009-12-31') as nummont
我试图在FUNCTION内部的MySQL上定义自己的phpMyAdmin:DECLARE output VARCHARSET temp = DATEDIFFtoday'ELSE SET output = CONCAT(temp, ' days ago')END
De volgende查询是mislukt:“创建函数DAYSP
我在SQL中使用了datediff。当直接在sql server2008中运行时,它会返回记录,但当我尝试通过ODBC运行它时,它不会出现错误,但不会返回任何行。JOIN MarkbookColumn t2 ON t1.mv_column_id = t2.mc_id AND DateDiff0 AND mc
我希望了解在我的数据库中使用雪花的每个客户交易之间的平均天数是多少。DAY_ID) as Time_Since from Table order by Customer_ID, Day_IDselect Customer_ID avg(datediff(Day,lag(Day_ID) over (Partition by Customer_ID ORDER BY DAY_ID), DAY_ID)) as
我正在使用datediff函数,但它似乎不起作用。它只是在数据扩展中给出一个空的结果。: 2016年12月5日12:00 AM 因此,当在w3schools上在线执行此操作时,它似乎是有效的: SELECT DATEDIFF(year, PARSE(‘Monday, December 05, 2016 12:00 AM’ AS datetime), SYSDATETIMEOFFSET()) AS DateDiff; 但是当将解析函数与creation_date__c一起