I'm a little excited because tomorrow I'm going to my first maker's faire. I'll be volunteering with our local radio club (100 year old, W5IAS, oldest radio club in Oklahoma). In addition, I'll be showing off a few controller chips & Raspberry Pis that I use with my radios for APRS, satellite tracking, and digital […]
2024-08-24
65 reads
Learn how you can recover a database that is in suspect mode.
2024-08-16
7,840 reads
You know I have to say something about Crowdstrike. How could I not? Recovery for most people seems to be well in hand, but there are still places dealing with it. I was personally impacted because I was trying to fly home last Friday. While my airline and the airports I was flying through were […]
2024-07-27
144 reads
2024-07-26
330 reads
Steve is thinking about technology today, inspired by a developer/architect that asks some philosophical and moral questions of software.
2024-07-24
158 reads
This article examines whether creating indexes can help when deleting data from a SQL Server table.
2024-07-12
2024-07-05
547 reads
I was at a customer this week (sorry, can't share who). I spent the day talking about Redgate Monitor and how it can help with query tuning, server management, and estate management. Through the day, the data pros at the company were sharing how they were managing hundreds of servers and several thousand databases. They […]
2024-06-29
109 reads
This article discusses how one person implemented Row Level Security in PostgreSQL to help with a data migration from a single tenant to a multi-tenant database structure.
2024-06-21
1,242 reads
2024-06-19
3,258 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