External Article

Unique Records In Oracle

Defining unique records in an Oracle table is necessary for employee data, and manufacturing part numbers and user names, to name a couple of examples. David Fitzjarrell looks at the various ways uniqueness can be defined, and which method may not be acceptable to third-party applications.

External Article

Database Continuous Integration

Have you ever longed for a way of making the delivery of databases more visible, predictable and measurable? Do you ever wish that they would be of better quality, quicker to change, and cost less? Grant Fritchey explains some of the secrets of doing Continuous Integration for Databases to relieve some of the pain-points of the Database Delivery process.

Blogs

KDA: Echoes of Deception - Case 6

By

A cryptic message, a book cipher hidden in art provenance records, and a trail...

Capturing My Own Metrics: #SQLNewBlogger

By

A customer was trying to compare two tables and capture a state as a...

Red Flags in Your Query (T-SQL Tuesday #200)

By

When I'm looking at a query, I bet it's bad if I see... a...

Read the latest Blogs

Forums

BIT_COUNT II

By Steve Jones - SSC Editor

Comments posted to this topic are about the item BIT_COUNT II

I Can't Make You Learn

By Steve Jones - SSC Editor

Comments posted to this topic are about the item I Can't Make You Learn

Why Your SQL Permissions Disappeared

By deepeshdhake

Comments posted to this topic are about the item Why Your SQL Permissions Disappeared

Visit the forum

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       NULL
What is returned when I run this code:
select bit_count(UserPermissions) as PermissionCount
from dbo.UserPermission
where UserID = 4;

See possible answers