SQL Server 2016 Stretch Database
SQL Server 2016 brings a new feature called Stretch Database, which allows a database to keep transactional data on local instance and warm and cold data on the Azure SQL database platform.
Hash Joins on Nullable Columns
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.
Capture Execution Plan Warnings using Extended Events
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.
How to Install and Configure Baseline Collector Solution V2
In this article I go through the installation and configuration processes of my Baseline Collector Solution.
Automating Your SQL Server Best Practice Reports: The Document
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.
SQL Prompt Tips #5 - Current Statement Execution
Learn how a new feature in SQL Prompt 6.4 can help you avoid costly mistakes in coding.
Extended Statistics and Oracle 12c
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.
Add Dependencies to a SQL Server Resource in Windows 2003
In this article, see how to add a dependency to a SQL Server Resource in a Windows 2003 cluster.
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Forums
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We suffered a SPAM attack from May 1-6, which unfortunately corresponded with time off...
SQL Password enforcing
Hi to all We have situation at a client where someone is illegally changing...
SQL Password enforcing
Hi to all We have situation at a client where someone is illegally changing...
Question of the Day
Creating a JSON Document III
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;
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