SQL Saturday #52 - Colorado
A free one day training event in the Denver Tech Center on Sept 25, 2010. Come learn about SQL Server and how to further your career at this one day event.
Social Engineering Dangers
Social engineering is one of the most effective ways to hack information out of a company. Steve Jones looks at this technique and a recent contest at DefCon that featured social engineering.
Ways to minimize sort operations
In this article Brian Ellul explorea how it's possible to eliminate the SORT operator (and its performance cost) on performing SELECTS statements.
Issuing Current Time Increments in StreamInsight (A Practical Example)
The issuing of a Current Time Increment, Cti, in StreamInsight is very definitely one of the most important concepts to learn if you want your Streams to be responsive. A full discussion of how to issue Ctis is beyond the scope of this article but a very good explanation in addition to Books Online can be found in these three articles by a member of the StreamInsight team at Microsoft, Ciprian Gerea.
SQL Saturday #49 - Orlando
A free, one day training event taking place on October 16, 2010 in Orlando, FL.
Inside the Optimizer: Constructing a Plan - Part 3
Join Paul White in part three of a four-part series exploring the internals of query optimization as he looks at the rules that are used to build the execution plan.
More Than SQL
Today Steve Jones talks about the upcoming SQL Saturday #52 in Colorado, and how it's encompassing more than just a day of SQL learning.
SQL Saturday #55 - San Diego
The first SQL Saturday in San Diego kicks off fall with a full day of free SQL Server information, lectures, and seminars from the experts on the West Coast.
SQL Social - Kent, UK
Andrew Calvett talks Analysis Services for the September meeting of the Kent SQL Server user's group.
Synchronizing SQL Server and SQL Azure
SQL Azure Data Sync provides data synchronization between the cloud and local SQL Server databases. Learn how SQL Azure Data Sync allows you to keep the most concurrent information in the cloud while allowing mobile users, businesses, and enterprise data sources all to have access to this data.
Blogs
Automatic Index Compaction
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
The Goldilocks problem – Materialized Views
I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...
Monday Monitor Tips: Virtual Machine Usage and Cost
By Steve Jones
One of the things I’ve been requesting for a number of years is cost...
Forums
SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
How We Handled a Vendor Retry That Loaded Twice in Snowflake
Comments posted to this topic are about the item How We Handled a Vendor...
Cognitive Coverage
Comments posted to this topic are about the item Cognitive Coverage
Question of the Day
Getting the Average
I have this data in the dbo.Commission table in a SQL Server 2022 database.
salesperson commission Brian 12 Brian 16 Andy 7 Andy 14 Andy 21 Steve 20 Steve NULLAll the data is a varchar, and I decide to run this query to get the totals for each salesperson.
SELECT SalesPerson
, AVG(TRY_PARSE(Commission AS int)) AS TotalCommission
FROM commission
GROUP BY SalesPerson
GO
What average commission is calculated for Steve? See possible answers