Unit Testing Myths and Practices
We all understand the value of Unit Testing, but how come so few organisations maintain unit tests for their in-house applications? We can no longer pretend that unit testing is a universal panacea for ensuring less-buggy applications. Instead, we should be prepared to actively justify the use of unit tests, and be more savvy about where in the development cycle the unit test resources should be most effectively used.
An Implementation of the FNV1a Hash Algorithm for SQL Server
Three CLR-resident functions for 16-, 32-, and 64-bit FNV1a hashing
Putting JSON on an equal footing to XML
In SQL Server, we treat XML with a reverence that is disproportionate to its importance. The SQL Server team have indeed gone big on XML, as Michael Cole’s book reveals. The industry has gone big in another direction: JSON.
TSQL Challenge 76 - Identify the sequence of accounting transactions
The challenge is to identify the sequence of accounting transactions.
How to Kill a Company in One Step or Save it in Three
The majority of companies that suffer a major data loss subsequently go out of business. Wesley David remembers vividly the day when the organisation he worked for found that they couldn't restore their data, and the subsequent struggles that ensued. Shoulda-woulda-coulda.
SQL Saturday #108 - Redmond
Come to a free day of SQL Server training on Feb 25, 2012 in Redmond, WA.
Create, Alter, and Drop Indexes: Stairway to SQL Server Indexes Level 12
Options and impacts when creating, altering and dropping an index
Programmers v Salespeople
This Friday Steve Jones asks whether you think the salespeople or the technical people are more important to the success of a company. And if they should be better compensated.
Blogs
KDA: Echoes of Deception - Case 6
By Zikato
A cryptic message, a book cipher hidden in art provenance records, and a trail...
Capturing My Own Metrics: #SQLNewBlogger
By Steve Jones
A customer was trying to compare two tables and capture a state as a...
Red Flags in Your Query (T-SQL Tuesday #200)
By Zikato
When I'm looking at a query, I bet it's bad if I see... a...
Forums
India’s Leading Inspection And Auditing Service at FARE Labs Pvt. Ltd.
Best Inspection and Auditing Services of India focus on precision, quality control, and compliance,It...
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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