sql-server-7

问题 Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed 5 years ago . I'm trying to restore an very old code of mine, in that time the database was ms access and then I upgraded to SQL Server 7 SP4, now I want to restore those old backup, but SQL Server 2014 does not allow this.. So I would like to know how can I get to restore those backup, without installing SQL Server 7 .. Thx

问题 I have a set of call detail records, and from those records, I'm supposed to determine the average concurrent active calls per system, per hour (at a precision of one minute). If I query 7pm to 8pm, I should see the average concurrent calls for the hour (averaging the concurrent calls for each minute) within that hour (for each system). So, I need a way to check for a count of active calls for 7:00-7:01, 7:01-7:02, etc then average those numbers. A call is considered active if the call's time