alevyinroc


Blog Post

On the Internet, the Walls Have Ears

I received a sobering reminder this week of a lesson we all have learned or should have learned long ago. Something I said online came back around months later...

2025-03-26 (first published: )

386 reads

Blog Post

T-SQL Tuesday 184 - Mentorship

T-SQL Tuesday is a monthly blog party hosted by a different community member each month. This month, Deborah Melkin
(blog) asks us to talk about our relationship with mentoring and...

2025-03-11

20 reads

Blog Post

The Mysterious Empty Table

It seems like no matter how long you work with a system beyond a trivial size, you’ll find something new every so often. A little while ago, I found...

2025-02-26 (first published: )

387 reads

Blog Post

SQL Query Stats via Powershell

Sometimes, work tasks and questions that come up in the SQL Server Community Slack coincide.
A couple weeks ago, DrData asked
With SET STATISTICS IO ON, is there really no way...

2024-10-07 (first published: )

291 reads

Blog Post

SQL Saturday Syracuse 2024 Recap

First Things First Thanks to every who came to my session, Asnwering the Auditor’s Call with Automation. Slides and scripts are posted to my Github.
The Event! This was Syracuse’s...

2024-09-08

14 reads

Blogs

In-Person CISA Training – April 13-16, 2026

By

I will be leading an in-person Certified Information Systems Auditor (CISA) exam prep class...

EightKB 2026

By

EightKB is back again for 2026! The biggest online SQL Server internals conference is...

The FinOps Lifecycle: From Budgeting to Reporting

By

Working in DevOps long enough teaches you two universal truths: That’s exactly why I...

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Forums

VS Code, Unresolved References.

By mjdemaris

Hi all, I just started using VS Code to work with DB projects.  I...

Fun with JSON II

By Steve Jones - SSC Editor

Comments posted to this topic are about the item Fun with JSON II

Changing Data Types

By Steve Jones - SSC Editor

Comments posted to this topic are about the item Changing Data Types

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Question of the Day

Fun with JSON II

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 t1.[key] AS row,
       t2.*
FROM OPENJSON(
     (
         SELECT t.* FROM #test_data AS t FOR JSON PATH
     )
             ) t1
    CROSS APPLY OPENJSON(t1.value) t2;

See possible answers