2007-10-02 (first published: 2002-06-20)
15,448 reads
Jon Winer
Reduce Database RoundTrips Using XML
SQL Server 2000 added XML support to allow some basiuc manipulation of XML data. At the time, XML was a hot buzzword in the computer industry and there were lots of applications being written to use XML. While the buzz has cooled, Jon Winer still uses XML in some interesting ways to make his life easier and his applications more rebust. Here he brings us a technique he's used to reduce the number of round trips required by an application.
2004-11-29
9,424 reads
An introduction to using the ADO.NET - SqlCommand Object
Are you familiar with using the Command object in ADO? If so, migrating to ADO.NET should be a snap.
2004-08-06 (first published: 2001-12-11)
18,582 reads
Full-Text Indexing Tips
This article by Jon Winer offers some tips to help you get the most of SQL Full Text Search.
2003-09-25
12,586 reads
Normalizing Dates
Jon has been off in the land of C# and web apps for a while, but a recent project has him investigating OLAP and then coming up with a custom solution that met his needs. Jon helped us get this site off the ground, good to have him back for a guest appearance!
2003-09-05
10,821 reads
Returning a Subset of a Recordset
Stateless programming can be tricky... In case you ever need to return a specified subset of a query without first returning the entire recordset, here's a method.
2003-08-29
10,184 reads
Converting Shaped Recordsets into XML
This article shows you how to take a shaped recordset and convert the results into XML all while preserving the shaped recordset hierarchy.
2002-08-08
5,882 reads
Supplement to 'Converting Shaped Recordsets into XML'
Jon Winer further discusses some comparisons using ADO versus the XML DOM to parse shaped recordsets. This article is a supplement to his previous article titled: Converting Shaped Recordsets into XML.
2002-04-30
3,903 reads
More on Returning a Subset of a Recordset
Last week's tip created quite a discussion on different techniques for returning a subset of a recordset.
Here are a few of the alternative solutions offered.
2001-10-03
8,865 reads
Review: Professional SQL Server 2000 XML
Professional SQL Server 2000 XML - Find out if this book from Wrox is as interesting as it sounds.
2001-09-12
3,697 reads
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Question of the Day
The LAGging NULL
I have this data in a SQL Server 2022 table:
player yearid team HR Alex Rodriguez 2012 NYY 18 Alex Rodriguez 2013 NYY 7 Alex Rodriguez 2014 NYY NULL Alex Rodriguez 2015 NYY 12 Alex Rodriguez 2016 NYY 9If I run this code, what are the results returned in the hrgrowth column?
SELECT player , yearid , hr , hr - LAG (hr, 1, 0) IGNORE NULLS OVER (ORDER BY yearid) AS hrgrowth FROM dbo.playerstats;See possible answers