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Mini Disaster - AC Failure

Are you prepared to handle a full or partial failure of your AC system? Ever thought about what would happen if it did happen. Once again Andy offers comments on a real world incident. While we'd all like to think it will never happen to us, we think sharing these incidents is a great way to prevent it from happening to others.

SQLServerCentral Article

Making Good Use of Sysforeignkeys Table - Part 1: Display table relati

Sysforeignkeys is a valuable SQL Server resource. How many times have you had to "pick up the pieces" from a database developed by someone else and dropped on your desk? Ever get a database diagram with that? A data dictionary? Probably not too often. Jeffrey Yao has developed a system of finding those parent-child relationships automatically and displaying them so he can get up to speed quickly on these inherited databases. Read on to find out more.

SQLServerCentral Article

Change Management in Your Database

SQL Server has no change management integrated with the native tools. This means that each person must develop their own method of handling changes, or live with the chaos that will inevitably ensue. There are a number of articles written about various ways to handle change management and Dinesh Asanka shares his here. Read on and see if this helps you get a handle on changes in your environment.

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Question of the Day

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