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
1,830 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
2,449 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)
19,328 reads
Database Performance Transparency
Describes the benefits of publishing instance performance metrics including a script to generate HTML-based Performance Snapshot.
2012-02-08
6,965 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
9,631 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
15,737 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
13,533 reads
Understanding Indexes
This article contains an introduction to SQL Server indexes and how they are used in your queries.
2011-02-15
23,348 reads
Transparent Database Encryption in SQL Server: A Planning Guide
A planning guide for the implementation of TDE in SQL Server.
2011-01-10
7,354 reads
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BIT_COUNT II
Comments posted to this topic are about the item BIT_COUNT II
Question of the Day
BIT_COUNT II
In SQL Server 2025, I have a table (dbo.UserPermission) that contains this data:
UserID UserPermissions 15 23 37 4 NULLWhat is returned when I run this code:
select bit_count(UserPermissions) as PermissionCount from dbo.UserPermission where UserID = 4;See possible answers