SQL University: Advanced Indexing – Indexing Strategies
Right, I know it’s Friday and everyone’s tired and looking forward to the weekend, but I do need to finish...
2011-11-11
1,578 reads
Gail Shaw
- Interests: Computer Graphics, Aikido, Roleplaying
SQL University: Advanced Indexing – Filtered Indexes
Welcome back to day 2 of Advanced Indexing. Today we’re going to look at a feature that was added in...
2011-11-09
1,926 reads
SQL University: Advanced indexing – Sorting and Grouping
Good day everyone and welcome to another week of SQL University. I know we’re getting close to the end of...
2011-11-07
2,672 reads
24 Hours of PASS Questions
I finally found the time to work through the questions from the 24 Hours of PASS session that I did....
2011-09-27
749 reads
Compiles and recompiles
I want to spend some time over the next few months looking at query compilation and the plan cache, and...
2011-08-16
3,258 reads
All about Execution Plans
Coming to the PASS Summit in October this year? Excellent!
I say excellent, because Grant (blog|twitter) and I are presenting a...
2011-08-09
766 reads
SQLSkills Immersion training in London
Just short of the winter solstice, I bailed out of a freezing cold Johannesburg for warmer climates; well, actually for...
2011-07-22
1,244 reads
Converting OR to Union
When I looked at indexing for queries containing predicates combined with OR, it became clear that the are some restrictive...
2011-07-05
1,592 reads
Are all updates split into delete-insert?
This should be another quick one.
Earlier I saw a forum post where someone asserted that SQL always executes an update...
2011-06-21
4,787 reads
T-SQL Tuesday: Disasters don’t just come in huge
So we’re supposed to talk about disasters we’ve had or discuss disaster recovery technologies. I’m going to take a slightly...
2011-06-14
728 reads
Blogs
Big Queries, Big Money
By Steve Jones
I had been meaning to post this, so as I finished a piece that...
A New Word: Fardle-dun
By Steve Jones
fardle-din – n. a long-overdue argument that shakes up a relationship, burning wildly through...
Lukáš Karlovský: I got the green light from management and built Fabric specialization from scratch
The post Lukáš Karlovský: I got the green light from management and built Fabric...
Forums
Trigger After Update to Update the Updated Table
Okay I can easily see how to update a table field after an Insert...
The Pervasive Nature of Open Source
Comments posted to this topic are about the item The Pervasive Nature of Open...
Question of the Day
Subqueries II
What is wrong (if anything) with this code?
SELECT *
FROM Sales.SalesOrderHeader AS soh
WHERE customerid IN (SELECT soh.CustomerID
FROM Sales.Customer AS C
WHERE soh.CurrencyRateID = 1
ORDER BY c.ModifiedDate)
See possible answers