SQLServerCentral Editorial

The Vacation Dilemma

Does vacation cause extra stress at your job before or after you leave? Steve Jones asks a poll question this Friday to see how you feel. This editorial was originally published on June 12, 2008. It is being re-run as Steve is traveling.

Technical Article

Registration is open for SQL Relay

SQL Relay is an annual community-run series of SQL Server training events across the UK. SQL Relay will run 8, 1-day conferences over the course of 2 weeks starting June 17th. Speakers from Microsoft, global IT companies, and a host of MVPs, are covering topics on DBA, business intelligence, and development.

External Article

Solving Complex T-SQL Problems, Step-By-Step

What should you do if your first, most intuitive solution to a problem ends up scanning the data more than is necessary, resulting in poor performance? Have you missed a new SQL Server feature that can remove inefficiency from your technique? Alternatively, do you need a little help, and some lateral thinking, to open the path to a different approach? Sometimes, the answer is "both".

Blogs

T-SQL Tuesday #198–Change Detection

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Forums

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I’m currently researching the best wireless credit card terminal for a growing business and...

Creating a JSON Document IV

By Steve Jones - SSC Editor

Comments posted to this topic are about the item Creating a JSON Document IV

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Question of the Day

Creating a JSON Document IV

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      1960
If I run this code, how many rows are returned?
SELECT 
  YearEstablished,
  json_objectagg(city : TeamName)
FROM dbo.NFLTeams
GROUP BY  YearEstablished;

See possible answers