Speakers Lessons Learned at SQLRally Code Sins
This is my contribution to UnSQL Friday #004: Speaker Lessons Learned.
I got my SQLRally session evaluation back last week. I’d...
2011-06-06
590 reads
Meme 2 - A Quick Meme Monday Post.....
Well, ok. I'll jump on the bandwagon again.
Power has been restored to Mr. LaRock's Residence, just in time for meme Monday.
(And really,...
2011-06-06
1,162 reads
Column order can matter
Ordinarily, column order of a SQL statement does not matter.
Select a,b,c
from table
will produce the same execution plan as Select c,b,a
from...
2011-06-06
2,183 reads
The Importance of a Business Recovery Plan
Recently I was in one of those chain restaurants (the middle-priced, sit-down types) and shortly after we got there, we...
2011-06-06
1,902 reads
Is There Something Wrong With The Database?
I can think of no other simple phrase that has the same pent up potential to ignite the most colourful...
2011-06-05
587 reads
Kent .Net/SqlServer User Group – Upcoming events
At the Kent user group we have two upcoming events. Both are to be held at F-Keys Training suite http://f-keys.co.uk/...
2011-06-05
645 reads
Using Nightly Populated Tables For Faster SQL Queries
A discussion about nightly populated tables and how they have reduced SQL Server load.
What’s more important – speed or data accuracy/quality...
2011-06-05
1,300 reads
Static or “global” variables in T-SQL using CLR UDT
I faced problem that I had many lookup tables like ProductType, ClientType etc. and wanted to refer to their values...
2011-06-05
1,780 reads
Failure Cluster -General
We have discussed some basic high availability here. Yesterday we were discussing about Windows clustering (here on will say “Clustering”)...
2011-06-04
580 reads
Maximum recursion possible with CTE in SQL Server 2005/2008
In my last blog about Tally Tables, we talked about the use of
recursive CTEs to generate Tally Tables. Following that,...
2011-06-04
20,296 reads
Blogs
My Social Media Rules
By Brian Kelley
I developed these rules a while back, before COVID. I had a period of...
Why Use TRY_PARSE(): #SQLNewBlogger
By Steve Jones
Someone asked why I would use TRY_PARSE after I posted a question at SQL...
A Guatemalan's Guide to Drinking Coffee Properly
My mugI grew up surrounded by coffee farms in Guatemala and somehow spent most...
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Question of the Day
The Range of Customers
I have this data in the OrderHeader table in a SQL Server 2025 database (ordered by CustomerID ASC):
orderid orderdate customerid complete 3 2025-05-10 00:00:00.0002 1 21 2024-01-10 00:00:00.0003 1 15 2023-10-28 00:00:00.0004 1 13 2025-03-08 00:00:00.0006 1 11 2024-04-02 00:00:00.0007 1If I run this query, how many rows are returned?
SELECT * from dbo.OrderHeader where customerid between 3 and '6'See possible answers