SQL Server Always On Read Only Routing Lists
With the release of SQL Server Always on came the ability to query replica’s and offload read only requests. This...
2019-02-12 (first published: 2019-01-23)
2,615 reads
With the release of SQL Server Always on came the ability to query replica’s and offload read only requests. This...
2019-02-12 (first published: 2019-01-23)
2,615 reads
With our effort to talk about SQL Waits we come across another common wait called CXPacket. Last week we reviewed...
2019-01-30 (first published: 2019-01-16)
2,687 reads
I want to take some time and discuss my experiences with a certain SQL Server error, error 9002. Error 9002...
2019-01-10
14,581 reads
Max Degree of Parallelism is a setting that is often changed to improve performance in SQL Server. What exactly does...
2019-01-07 (first published: 2018-12-21)
2,755 reads
Over the next few weeks we will be reviewing some of the common SQL Server Waits. We will explain what...
2019-01-03
1,560 reads
One of the more common wait types for SQL Server is called WriteLog. In its most basic form it is...
2018-12-27 (first published: 2018-12-18)
3,604 reads
Deadlocks in SQL Server happen when 2 (maybe more) processes are fighting over a resource in the database and are...
2018-12-18 (first published: 2018-12-03)
3,219 reads
Indexes in relational databases are very helpful and increase the speed to access data. However maintaining indexes is just as...
2018-12-11
213 reads
Performance tuning in SQL Server is one of the main jobs a DBA has. Starting with SQL Sever 2016 a...
2018-12-05
1,226 reads
I ran across an interesting property set in a SQL Server database for a customer, the property is called “Trustworthy”. ...
2018-11-29 (first published: 2018-11-19)
26,334 reads
By Vinay Thakur
Continuing from Day 3 where we covered LLM models open/closed and their parameters, Today...
By Steve Jones
One of the nice things about Flyway Desktop is that it helps you manage...
By HeyMo0sh
Microsoft Fabric (not to be confused with the more general term “fabric” in DevOps)...
I'm fairly certain I know the answer to this from digging into it yesterday,...
Hi Team, I am trying to refresh the Azure Synapse Dedicated pool from production...
hi everyone I am not sure how to write the query that will produce...
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