然而今天在使用 SELECT INTO FROM 备份mysql数据表的时候,运行相关 sql 语句的时候却一直返回 [Err] 1327 - Undeclared variable: ... 这种错误,实在不解,经过查询相关资料才知道,原来 mysql 数据库是不支持 SELECT INTO FROM 这种语句的,但是经过研究是可以通过另外一种变通的方法解决这个问题的,下面就来说说解决...
When I get TODAY in SELECT in PB, it returns 1900/1/1 date var Select TODAY() Into :var From DUMMY But when I assign to variable TODAY(), it works as expected date var var = today() I use MS SQL Server 2016 and PowerBuilder 12.5. I've supposed that the problem is in dif...
I am writing a query to select records added to a table today, in the last 3 days, in the last 7 days, and so on.Here is what I have (which seems that its not working exactly). 复制 -- total listed today SELECT COUNT (*) FROM mytable WHERE DATEDIFF(Day, mydatecolumn, ge...
managers to now easily hold a conversation with their troves of corporate data and obtain instantaneous insights instead of writing SQL queries or asking someone else in their organization for help, Oracle’s Autonomous Database Select AI clearly elevates the productivity of organizations that adopt ...
I am writing a query to select records added to a table today, in the last 3 days, in the last 7 days, and so on.Here is what I have (which seems that its not working exactly). Copy -- total listed today SELECT COUNT (*) FROM mytable WHERE DATEDIFF(Day, mydatecolumn, get...