2010 First Quarter Goals
I have been reading several blog postings about 2010 goals. First, I want to applaud all of you for setting...
Data Warehousing 2.0 and SQL Server: Architecture and Vision
Architecture and data warehousing are not static. From the first notion of a data warehouse to a full-blown analytical processing architecture that includes data marts, ETL, near line storage, exploration warehouses, and other constructs, data warehousing and its associated architecture continue to evolve. In 2008, the book on the latest evolution of data warehousing appeared – DW 2.0: The Architecture for the Next Generation of Data Warehousing (Morgan Kaufman). In that book the general architecture for data warehousing in its highest evolved form appeared.
Goal Tuesday
Almost halfway into the first month of the new year, Steve Jones reminds us of the power of goals. Today he encourages you to set up your own goals for the coming year.
Goals for 2010
So I’d planned to already have this done and published before the new year rolled around, but life got in...
Goals for 2010
Posting goals online is great as long as you meet your goals, can be something less than great if you...
Goals for 2010
Last year I wrote about my goals for 2009. Yesterday I looked over them and evaluated my performance. I think...
Top 10 steps to optimize data access in SQL Server. Part IV (Diagnose database performance problems)
It’s time for us to learn how to diagnose different performance and related problems in SQL Server database. Take a look at the following articles to learn the step by step process that we’ve already carried out so far.
A time and a place for the SQL Server Maintenance Plan Wizard
The SSMS maintenance plan wizard is shunned by many DBAs, but Brad McGehee has come to view it as a perfectly valid and viable tool, especially for part-time or accidental DBAs, or those just finding their feet in the role.
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...
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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...
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