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
119 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
5,390 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
3,159 reads
This editorial addresses the need to write the most effective and efficient code for our solutions
2015-02-02
131 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)
33,008 reads
ETL ( Extract, transform, load) doesn't have to be like a spell on hell. To make a success of ETL systems, you need the freedom and ability to make graceful U-turns when you detect a mistake in architecture or configuration: to fix the root problem rather than to merely tackle the symptoms. Feodor lists the eight most common root causes of failure in ETL systems, and how to fix them.
2015-01-30
13,243 reads
By Steve Jones
Redgate recently released SQL Compare v16, which included a new feature to work with...
By Steve Jones
I was listening to the radio the other day and the hosts were discussing...
By Steve Jones
We’re a week late, once again my fault. I was still coming out of...
Comments posted to this topic are about the item What is Page Density
Comments posted to this topic are about the item T-SQL in SQL Server 2025:...
Looking to confirm my understanding of these three products and how they can be...
In SQL Server, there is a concept of page density. This is determined by how much data is stored on each page. What is a page density of 90%?
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