If, before deployment, you need to push the limits of your disk subsystem in order to determine whether the hardware’s I/O capacity meets the needs of a database application, if you need performance baselines, or if you want to identify any performance-related issues, then why not use the sqlio utility?
Do you know how often to back up your SQL Server transaction log? Steve Jones has a few thoughts today and notes that you definitely need to know how to restore the log backups.
With the new SQL Server 2014 In-Memory OLTP tables, stored procedures can be natively compiled and can improve performance. Read on to learn more.
Microsoft published a vision for their data platform and SQL Server recently. Steve Jones has a few thoughts on what this means for you. Hint: it's cloudy.
The 'Structured' part of SQL denotes the fact that queries can be nested inside each other in such a way that, wherever you can use a table, you can use a table expression. Such derived tables can provide powerful magic, to which is added CTEs and Lateral Tables.
SQL Server MVP Steve Jones will be hosting a free seminar in San Jose on Friday March 7 2014. Join fellow database professionals to learn best practices and practical tips for SQL Server version control, continuous integration and deployment.
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We've all been there, trying to improve performance in a panic situation and not making things better.
Not long ago, a crack team of SQL Server experts was flamed for a crime against database normalization they didn't commit. Today, Joe Deebeeay had a problem, no one else could help, so he found these exiled experts. Together Joe and the DBA-Team get to the bottom of high disk I/O.
In this piece, Josh follows up on his earlier article about smoothing DBA/Developer interactions, this time from the side of the developers.
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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 TOP 2
json_objectagg('Team' : TeamName)
FROM dbo.NFLTeams;
See possible answers