Troy Hunt takes a look at a website whose traffic literally increased 60-fold overnight. Interesting stuff happens when scale changes that dramatically, so he decided to share a few things he learned.
2014-09-24
8,351 reads
Retrieving data from Excel, and importing it into SQL Server hasn't the same appeal or glamour as, for example, performing heroics with ill-performing queries. This could be why one hesitates before asking questions about how to do it. Rob Sheldon calms your private doubts and fears by answering those embarrassing questions.
2014-09-23
11,784 reads
In this tip Tim Smith looks at different approaches to stop confidential data from getting into the database.
2014-09-22
8,091 reads
Test-Driven Development (TDD) involves the repetition of a very short development cycle that begins with an initially-failing test that defines the required functionality, and ends with producing the minimum amount of code to pass that test, and finally refactoring the new code. Michael Sorens continues his introduction to TDD by implementing the first tests and introducing the topics of Test doubles; Test Runners, Constraints and Assertions.
2014-09-19
7,785 reads
Mike Martin kicks off his series on Azure Virtual Machines with a primer, full of background and terms. To fully understand the Azure Virtual Machines offering, Mike explains how everything is connected and co-existing.
2014-09-18
8,859 reads
After you have done the necessary groundwork of standardising and centralising your database adminstration processes, you are now in a position to implement some effective automation of some of these processes. Which ones do you choose, and how do you set about automating these tasks?
2014-09-17
11,329 reads
When more than one numeric SQL Server data type may be suitable for a field in a project, which data type should you choose and what are the implications for SQL Server performance?
2014-09-16
9,167 reads
Using online accounts for license management has some advantages, Red Gate is researching how to implement this for our tools in a way that improves the experience for all involved. To say thank you for your participation, there's a chance to win a $25 Amazon certificate.
2014-09-15
7,444 reads
Continuous Integration and automatic builds are fantastic tools for software teams, but only if developers take responsibility for their code. Karsten Kempe explains how to use Team Foundation Server to drive better continuous integration, and walks through a simple open-source tool he built to make nightly builds more transparent, and more valuable.
2014-09-15
7,853 reads
For many developers, does DBA really stand for Don't Bother Asking? David Poole thinks it is time to end the unnecessary conflict between developer and DBA, and explains how to deal professionally with the inevitable friction between development and operation activities in IT.
2014-09-12
12,291 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...
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...
Comments posted to this topic are about the item Fun with JSON I
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