Transact-SQL (T-SQL) is a dialect of SQL used by Microsoft SQL Server and SAP's Sybase.

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2
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2answers
535 views

Pull every other row, starting at 0, and concatenate them together

I have a temp table that will contain two columns ID and Text. The temp table will contain an unknown amount of rows but there will always be an even amount. What I need to do is select every other ...
2
votes
2answers
1k views

Why do I need to use a sub query to filter down a grouped select?

If I do this -- SELECT dv.Name ,MAX(hb.[DateEntered]) as DE FROM [Devices] as dv INNER JOIN [Heartbeats] as hb ON hb.DeviceID = dv.ID WHERE DE < '2013-03-04' GROUP BY dv.Name ...
2
votes
2answers
708 views

Design best practices for last tracking with indexed view

My tables structure is below : TbDoc (ID int , ...) TbDocActions( ID Int, DocID Int, Date DateTime, col1 int, col2 int, ...) I want to have indexed view to get last TbDocActions columns for ...
1
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3answers
619 views

Extracting an an integer value from an xml column [closed]

I'm just wondering how I can extract an integer out of an XML column. Currently all the digits are 4 which the below query is able to do. But the number is going to grow to 10,000's soon which will ...
1
vote
2answers
389 views

How to link each column in sql?

I have been working around on a query given by one of my developers who works on crystal reports as a junior DBA, I always like to help them even though I am busy with other things as it will increase ...
0
votes
1answer
41 views

group by+where on calculated column [duplicate]

SELECT SUM(a)-SUM(b) AS c1, SUM(a) AS c2, SUM(b) AS c3 FROM tbldoc GROUP BY Cid WHERE c1<>0 If you take ( WHERE c1<>0 ) not error Thank you Answer
0
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1answer
121 views

TSQL - Bringing Data Together from Different Sources …refactoring PK and FKs

I have various offices and one central head office. Each office has its own SQL Server instance so each office has its own data set with its own set of IDs. Each office has already imported data ...
-1
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1answer
963 views

how cursor implementations are different for each cursor type in sql server

In Oracle, there are only 2 types of cursor i.e. Implicit and Explicit cursor. Which is easy to understand. But, in SQL Server there are 4 Cursor AFAIK i.e. Static,Dynamic,Forward Only and Scroll. ...