Car Data
Today's automobiles might collect more data than you think. All that might data gives us opportunities to find new and interesting ways to use this data with software.
Stairway to SQL PowerShell Level 5: SQL Server PowerShell Building Blocks
You should be on your way with PowerShell with the previous levels and now the topic shifts to using Functions and Assemblies built in to .NET for use with automation. This topic will be used in your PowerShell adventures throughout your career and this Stairway.
What Counts for a DBA: Laziness
Louis Davidson is willing to bet that a relatively small handful of lazy people have done more for the world than all of the hard working people combined.
Data Science Laboratory System - Instrumentation
It is sensible to check the performance of different solutions to data analysis in 'lab' conditions. Measurement by instrumentation makes it easier to develop systems that are efficient.
Toggle Switches
SQL Server has grown and expanded to provide administrators and developers with a great deal of information on how it processes queries. However Steve Jones asks if you want more information and options for tuning.
Use of Identity Property to Resolve Concurrency Issues
This article describes how the identity property was used to resolve contention in a database
Creating Custom T-SQL Conditions and Policies for SQL Server Policy-Based Management
In SQL Server, the built in conditions and policies are a great place to get started with monitoring your environment, but there are no facets for some aspects of SQL Server I want to monitor. How can I check on my environment using Policy Based Management? Check out this tip to learn more.
SQLServerCentral Runs sp_Blitz - Performance Part 2
The second part of our performance examination on the SQLServerCentral database servers using the sp_Blitz script from Brent Ozar, PLF.
Zettabytes and Beyond
The growth of data, and the sheer scale of data we store and manage is stunning. Steve Jones looks at the rates of growth these days.
Query Tuning, Encryption, and more at SQL Intersection
Grant Fritchey is speaking about query tuning, Steve Jones talking about Encryption, Paul Randal telling you how to make SQL Server faster. All at SQL Intersection. Join us in April.
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...
Alamat Kontak Resmi BCA KCP Kertajaya ??/Wa 08218154393
WA:08218154393 Jl. Kertajaya No.35, Airlangga, Kec. Gubeng, Surabaya, Jawa Timur 60281
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