Understanding and Using APPLY (Part 1)
The first of a two-part series of articles examining the APPLY operator. Learn the basics of how this operator works and how it can help you solve some tricky problems.
The first of a two-part series of articles examining the APPLY operator. Learn the basics of how this operator works and how it can help you solve some tricky problems.
Microsoft Office Word is useful. There, I have confessed it, it's useful to me while I am working with TSQL. It's possibly only the search and replace function that I like but it's wrapped in Word so I have to take it like that. I use it a lot to help me capture the results of a stored procedure.
Internet Explorer is going to get automatic updates soon and Steve Jones thinks it's a mixed blessing.
The first part of two parts of a paper discussion the implementation of a "real-world" ETL example using SSIS.
Centuries ago, the philosopher Leibniz had a dream that all decisions could be made by machine. Today, his vision comes to life, more or less.
Frequently surveys ask yes/no questions and use a bit datatype. What are the effects of allowing this column to be NULL in a SQL Server table? Check out this tip to learn more.
In this article you will be see how to group data using the simple GROUP BY clause, in order to summarize more complex data.
Today Steve Jones reminds us that we are all selling something in technology, even if it's our reputation. We ought to be truthful in our dealings with our clients.
With the release of Master Data Services (MDS) for SQL Server 2008R2, it is now possible to perform XML transformations on the database server.
Microsoft SQL Server is able to create very efficient query plans in most cases. However, there are certain query patterns that can cause problems for the query optimizer; this article describes four of these patterns.
By SQLPals
Track SQL Server Configuration Changes Using the Error Log If you...
Good documentation gets you started. Good books get you deep. After years of working...
By Vinay Thakur
In previous posts, we looked at the SQL Server engine. for us DBAs, the...
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We have a SQL Server installed. We have a 500GB drive for the database....
I have this data in a table called dbo.NFLTeams
TeamID TeamName City YearEstablished ------ -------- ---- --------------- 1 Cowboys Dallas 1960 2 Eagles Philadelphia 1933 3 Packers Green Bay 1919 4 Chiefs Kansas City 1960 5 49ers San Francisco 1946 6 Broncos Denver 1960 7 Seahawks Seattle 1976 8 Patriots New England 1960If I run this code, how many rows are returned?
SELECT YearEstablished, json_objectagg(city : TeamName) FROM dbo.NFLTeams GROUP BY YearEstablished;See possible answers