2012-02-20
65 reads
Articles
TSQL Challenge 76 - Identify the sequence of accounting transactions
The challenge is to identify the sequence of accounting transactions.
2012-02-20
1,633 reads
How to Kill a Company in One Step or Save it in Three
The majority of companies that suffer a major data loss subsequently go out of business. Wesley David remembers vividly the day when the organisation he worked for found that they couldn't restore their data, and the subsequent struggles that ensued. Shoulda-woulda-coulda.
2012-02-20
4,949 reads
SQL Saturday #108 - Redmond
Come to a free day of SQL Server training on Feb 25, 2012 in Redmond, WA.
2012-02-20
1,565 reads
Use Dynamic SQL to Improve Query Performance
This article by Jonathan Roberts demonstrates how to use dynamic SQL and overcome its downsides.
2012-02-17 (first published: 2010-05-20)
32,721 reads
2012-02-16 (first published: 2010-09-29)
8,658 reads
Solving a Problem Importing Integers Using Format Files
When using format files to import data into SQL Server, the Integer(INT) data type needs special handling.
2012-02-16
5,269 reads
PASS Data Architecture VC presents On Beyond Zebra AdventureWorks OR where did I go wrong?
On Thursday February 16th at 12PM noon Central, Steve Simon will discuss “No Matter how well planned and executed, data structures sometime resembles something out of a Dr. Seuss book."
2012-02-16
1,409 reads
What's the Point of Using VARCHAR(n) Anymore?
The arrival of the (MAX) data types in SQL Server 2005 were one of the most popular feature for the database developer. At the time, there was a lot of discussion as to whether this freedom from having to specify string length came at a cost. Rob attempts to give a final answer as to any down-side.
2012-02-15
8,459 reads
A Guide to Installing SQL Server 2008 R2 Reporting Services
This document shows how to install a Microsoft SQL Server 2008 R2 Reporting Services instance.
2012-02-14
24,939 reads
Blogs
AI Helps Me with My Sloppiness
By Steve Jones
I type fairly well. Well, I type fast, but I do wear out a...
WITH clause gets a 26ai boost!
By way of background, a while back I did video called “My New Favourite...
Automatic Index Compaction
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
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