Disabling SQL Server Optimizer Rules with QUERYRULEOFF
Daniel Farina shows how to disable the optimizer rules by using QUERYRULEOFF, an undocumented hint.
2016-03-09
2,891 reads
Additional Articles
SQL GROUP BY Basics
It sometimes pays to go back and look at what you think you already know about SQL. Joe Celko gives a quick revision of the GROUP BY and HAVING clauses in SQL that are the bedrock of any sort of analysis of data, and comes up with some nuggets that may not be entirely obvious.
2016-03-08
6,672 reads
Microsoft Data Driven SQL Server Event - Watch Live
Hear from Microsoft engineering experts on the latest features in SQL Server 2016 before the live event. Learn about new business intelligence capabilities like built-in mobile BI, fully integrated advanced analytics, security innovations, mission critical in-memory performance and new hybrid cloud solutions.
2016-03-07
3,159 reads
Performance Surprises and Assumptions : SET NOCOUNT ON
Aaron Bertrand (@AaronBertrand) revisits the impact that eliminating DONE_IN_PROC messages using SET NOCOUNT ON may or may not have on query performance
2016-03-07
5,657 reads
SQL Server T-SQL Tuning -TVF and Scalar Functions
A UDF is very convenient for centralising business logic as we can specify a set of business logic in one UDF which references multiple stored procedures and ad-hoc queries. However, they can lead to significant performance degradation due to their demands on the CPU
2016-03-04
4,848 reads
The SQL Server 2016 Query Store: Built-in Reporting
One of the most important features of the SQL Server 2016's new Query Store is the reporting. With these features, it is now possible to get a wealth of information on how your query workload is performing, either aggregated for the entire query workload or for a single query. With this information, you can see the effects of 'forcing' an execution plan for specific queries and get feedback of the consequences.
2016-03-03
3,901 reads
Converting MS Access Reports to SQL Server Reporting Services Reports
Siddharth Mehta walks through how to automatically migrate reports from MS Access to SQL Server Reporting Services (SSRS) without having to rebuild anything from scratch.
2016-03-02
3,889 reads
Exploring SQL Server 2016 Dynamic Data Masking – Part One
Greg Larson looks at how to hide the value of sensitive data by applying Dynamic Data Masking.
2016-03-01
5,302 reads
Redgate Instant Clone Beta
Redgate is in an early research phase of a tool that helps provision production-like databases for dev and test in a way that saves both time and storage. The team involved are looking for volunteers to provide feedback on the product as it's developed. If you think you'd be interested in trying out the tool, sign up for the beta program now.
2016-02-29 (first published: 2016-02-19)
8,788 reads
SQL Server Performance Troubleshooting with SQL Monitor 5
Any SQL Server monitoring tool must gather the metrics that will allow a DBA to diagnose CPU, memory or I/O issues on their SQL Servers. It should also provide a set of accurate, reliable, configurable alerts that will inform the DBA of any abnormal or undesirable conditions and properties, as well as specific errors, on any of the monitored servers. This article provides an in-depth guide to the monitoring and alerting functionality available in one such tool, Redgate SQL Monitor. It focuses on the latest edition (5.0), which includes several key new features, such as performance diagnosis using wait statistics, the ability to compare to baselines, and more.
2016-02-29
3,147 reads
Blogs
New article – migrating from a named instance
By Brian Kelley
Do you have a case where you have a named instance you'd like to...
Using the SIGN() Function: #SQLNewBlogger
By Steve Jones
I was trolling the docs and noticed the SIGN() function. I have never written...
T-SQL Tuesday #201 Round-Up: Temp Tables, Friend or Foe?
By ReviewMyDB
The T-SQL Tuesday #201 round-up: nine bloggers on whether temp tables are a friend...
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Kerberos Authentication for Aurora PostgreSQL: Mapping AD Groups to Database Roles
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RegEx Functions I
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Question of the Day
RegEx Functions I
Which of these RegEx functions need compatibility level 170 in SQL Server 2025?
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