PASS Data Architecture Virtual Chapter presents Data Warehouse Architecture
On Thursday August 18th, John Racer will discuss some common architects and practices for Data Warehouses.
The Pencil Analogy
Today we have a guest editorial from Brad Wallace that is an attempt to answer the question 'Why is database engineering so expensive?'
When Did Merge Replication Subscribers Last Sync?
The article presents an automated process to see when remote servers last synced to publisher and send notification reminders.
SQL Server Index Maintenance Performance Tuning for Large Tables
If you think about it carefully, you’ll realise, that index maintenance is necessary and that it makes sense, and that SQL Server is not doing this task automatically according to the book.
Benefits
Benefits for workers seem to be on the decline. Steve Jones talks about the issue, which might be something you give more weight to when choosing your next job.
My Experiences at SQL Saturday 64
A commentary of the experiences of James Dimauro at SQL Saturday #64 in Baton Rouge, LA in August 2011.
Using SQL Monitor in the Real World Webinar
On Tuesday August 23rd, Brad McGehee will take you through real-world examples to show what Red Gate SQL Monitor can do for you.
Configuring the Storage Subsystem
The storage subsystem for a SQL Server can prove to be a bottleneck if the best choices of hardware aren't made, but there are ways to relieve the I/O bottlenecks if the causes are well understood. This requires benchmarking. Glenn Berry gives expert advice on getting to grips with the disk subsystem.
Going Big with SSDs
Solid State Drives are becoming more commonplace in database systems. eBay and Facebook have implemented large SSD systems in their environments. Steve Jones thinks DBAs should be learning more about how SSDs affect SQL Server.
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