In SQL Server, heaps are rightly treated with suspicion. Although there are rare cases where they perform well, they are likely to be the cause of poor performance. If a table is likely to have a large number of changes, then it can become fragmented due to way that space is allocated and forward pointers used. How does one detect this problem? Is it significant? How does one deal with it, if necessary? Neeraj Tripathi explains.
2015-11-23
3,694 reads
There may be some people who enjoy repetitive typing, but Grant Fritchey doesn't. He's always preferred SQL Prompt. The standard snippets suit developers fine but aren't so DBA-oriented, so he set about asking the SQLServerCentral community what they typed in the most, and set about producing a set of DBA snippets with the results.
2015-11-20
4,144 reads
Greg Larson walks through the GUI installation process for SQL Server 2016 and explore these new installation options.
2015-11-19
4,175 reads
When an application suffers from performance problems, it’s common to assume the database is at fault. Ben Emmett examines why this often isn’t the case, and shows how you can dig into a .NET application’s use of SQL Server.
2015-11-18
4,405 reads
There are few parts of SQL Syntax as familiar as the GROUP BY clause of the SELECT statement. On the other hand, CUBE and ROLLUP remain mysterious despite their usefulness and GROUPING SET is positively arcane, especially if you are too shy to reveal your ignorance of the subject by asking! William Brewer saves you the hassle.
2015-11-17
4,187 reads
Paul White explores some less well-known query optimizer features and limitations, and explains the reasons for extremely poor hash join performance in a specific case.
2015-11-16
3,593 reads
Erin Stellato of SQLskills shows how to use Extended Events to monitor for query plans with certain characteristics, such as joins missing predicates, columns missing statistics, and unmatched filtered indexes.
2015-11-13
2,571 reads
If you're making a report from table-based data, an MS Word document is often a good option. In the second part of his introduction to SQL Server best-practice monitoring, Laerte Junior shows how to use PowerShell scripts to create a Word-based report with colour-coded alerts where there are problems or best practices aren't being followed.
2015-11-12
8,610 reads
David Fitzjarrell looks at how and why to use a feature called Automatic Column Group Detection to recognize column dependencies and create extended statistics on recognized groups in Oracle 12.1.0.2.
2015-11-11
3,177 reads
One of the features introduced in SQL Server 2016 is PolyBase. The goal of PolyBase is to make interacting with unstructured, semi-structured and non-relational data stored in Hadoop as easy as writing Transact-SQL statements. Edwin Sarmiento explains.
2015-11-10
3,022 reads
By Vinay Thakur
Continued thinking about my Journey blog where we have to look back at the...
By SQLPals
PowerShell Remoting for SQL DBAs: WinRM + SSH Guide (Updated 2026) ...
By Steve Jones
We’re coming back to New York, which is exciting for me. I love NYC....
Comments posted to this topic are about the item Seeding a Fabric Warehouse with...
Comments posted to this topic are about the item Seeding a Fabric Warehouse with...
Comments posted to this topic are about the item Doing the Little Things
If I want to track historical data values, which mechanism should I use?
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