SQL Server Data Collector, together with Management Data Warehouse, is a fine and useful component for gathering information centrally about how SQL Server instances are being used, and thereby keeping an eye out for problems. It comes into its own when you have figured out how to configure it to run on maybe hundreds of instances using Central Management Server. Dennes describes how to tame the system so that it scales.
2015-02-04
8,923 reads
This metric can help if you want to monitor the number of indexes per database that haven't been used for the last month. Indexes that aren't in use should be removed because they can degrade INSERT, UPDATE and DELETE performance, and they use storage space.
2015-02-04
2,179 reads
As data professional I have played with Analytics and found I'm better suited to development and administration, and that's ok.
2015-02-03
121 reads
Big data is everywhere, and most large IT enterprises have installed one or more big data applications. These applications provide fast access to large stores of data, usually customer or sales data. Your technical staff that supports these applications and the systems that analyze and consume the data didn't exist ten years ago. Who are these new IT professionals, and how should you manage them?
2015-02-03
8,327 reads
SQL Saturday is holding its first event in Vienna on February 28, 2014. With over 20 sessions on SQL Server, the event is aimed at all those interested in SQL Server - from pros to beginners. Register while space is available.
2015-02-03
6,169 reads
Tracks and stores changes to database objects by reading from the default SQL server trace file using ::fn_trace_gettable()
2015-02-02
5,396 reads
Rumour has it that some grand old houses in the British Isles may be haunted. A SQL Server consultant spends a night in such a house musing over the use of T-SQL versus SSIS. The story is entirely fictitious and the article has been written pro bono and dedicated to the SQL Server community. For its interest, amusement and imagination.
2015-02-02
3,168 reads
This editorial addresses the need to write the most effective and efficient code for our solutions
2015-02-02
132 reads
SQL-based distributed Cloud Relational databases aren't new, but Amazon's Aurora offers an alternative to SQL Azure, and, being MySQL-compatible, provides the obvious route to the cloud for hosted LAMP web applications.
2015-02-02
8,160 reads
Putting a column name in a COUNT() function may not always give you what you are looking for.
2015-01-30 (first published: 2013-10-15)
33,043 reads
By Steve Jones
I don’t have SQL Server installed on my laptop. In an effort to keep...
Slow-running queries can degrade your Redshift cluster’s performance and lead to increased costs. Identifying...
By gbargsley
If you've been here before, you know this blog is usually about SQL Server,...
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In SQL Server 2025, a long I/O is recorded in the error log with message 833. How long much an I/O request be outstanding before this message is written to the log?
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