As Chris points out, in most applications these days you end up having to go with optimistic locking, which presents a few challenges. Chris works through the list of options. If you're building web/disconnected apps and need anything besides last update wins, this one is for you.
2003-12-19
9,490 reads
Kumar discusses the differences between scale up and scale out, then does a very good walk through of how to build a scale out solution.
2003-12-03
7,630 reads
Part two in the Introduction to ADO series, this beginner level article shows how to open a recordset, how to add and edit records, and touches lightly on how to select the best cursor type and locking mode. Good code samples help you get started fast!
2003-11-28
16,711 reads
New Author! Jeff had some questions about fill factors - but no answers! He did some work and came up with a set of recommendations for how and when to set your fill factors to something other than the default.
2003-11-20
10,323 reads
New Author! The first of two articles this week on fill factors, this article looks at the impact fill factor can have on performance and shows you the key tools and counters you use to assess the impact of changes to fill factor.
2003-11-19
25,941 reads
Troubleshooting performance problems takes a lot of time and work. This article outlines the process the author uses - pretty interesting.
2003-09-04
7,454 reads
Randy starts a multiple part series on tuning queries. We've asked Randy to really start from scratch and walk through the process. This week he takes a look at viewing query plans in Query Analyzer.
2019-11-11 (first published: 2003-08-19)
26,155 reads
This is a follow up article on the database comparison they did about 18 months ago.
2003-07-24
604 reads
This is a performance analysis and tuning application. Visit the site to get to more info, they also have a free book on performance tuning (registration required). (Not reviewed)
2003-06-12
786 reads
Vicktor has a bunch of scripts he uses to monitor performance, he explains why he built them and how to use them. Good coverage of the different reasons for slow performance.
2003-06-09
16,421 reads
By James Serra
I’m honored to be hosting T-SQL Tuesday — edition #192. For those who may...
By Vinay Thakur
Continuing from Day 2 , we learned introduction on Generative AI and Agentic AI,...
Quite the title, so let me set the stage first. You have an Azure...
hi everyone I am not sure how to write the query that will produce...
Comments posted to this topic are about the item Rollback vs. Roll Forward
Comments posted to this topic are about the item Foreign Keys - Foes or...
I have some data in a table:
CREATE TABLE #test_data
(
id INT PRIMARY KEY,
name VARCHAR(100),
birth_date DATE
);
-- Step 2: Insert rows
INSERT INTO #test_data
VALUES
(1, 'Olivia', '2025-01-05'),
(2, 'Emma', '2025-03-02'),
(3, 'Liam', '2025-11-15'),
(4, 'Noah', '2025-12-22');
If I run this query, how many rows are returned?
SELECT *
FROM OPENJSON(
(
SELECT t.* FROM #test_data AS t FOR JSON PATH
)
) t; See possible answers