Data Insecurity: A Perspective on Data Encryption
The focus of this paper is on the protection of PII data stored within a database using encryption technologies.
2013-03-07
1,824 reads
Ron Johnson
Data Distribution with SQL Server Replication
This paper provides a foundation for understanding data replication as well as a discussion of the criteria for selecting an appropriate replication technology.
2012-12-10
2,432 reads
Indexes, Indexes, Indexes
This article has a description of an index utilization tool that Ron Johnson uses to analyze the effectiveness and use of indexes in a system.
2012-07-04 (first published: 2011-07-05)
19,314 reads
Database Performance Transparency
Describes the benefits of publishing instance performance metrics including a script to generate HTML-based Performance Snapshot.
2012-02-08
6,948 reads
ETL Magic with SSIS – Part II
Part II of a discussion and demonstration of ETL of a CSV data file using SSIS.
2012-01-12
9,620 reads
ETL Magic with SSIS – Part I
The first part of two parts of a paper discussion the implementation of a "real-world" ETL example using SSIS.
2012-01-05
15,733 reads
Performance Monitoring with Dynamic Management Views
In this article, Ron Johnson shows how you can use DMVs for proactive real-time SQL Server performance monitoring.
2011-11-17
13,509 reads
Understanding Indexes
This article contains an introduction to SQL Server indexes and how they are used in your queries.
2011-02-15
23,335 reads
Transparent Database Encryption in SQL Server: A Planning Guide
A planning guide for the implementation of TDE in SQL Server.
2011-01-10
7,316 reads
Blogs
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Forums
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I'm fairly certain I know the answer to this from digging into it yesterday,...
Azure Synapse database refresh
Hi Team, I am trying to refresh the Azure Synapse Dedicated pool from production...
how to write this query?
hi everyone I am not sure how to write the query that will produce...
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