Just a Day in the Office
Stuff about applications and databases
Menu Close
  • Home
  • Vertica Kit
  • About Me
  • Dilbert

function

0

Simple function for comparing software versions

Posted on July 6, 2012 by Norbert Krupa

Traditional arithmetic would tell you that 5.1 = 5.10. However, arithmetic can’t compare software versions such as 5.1 to 5.10, since 5.10 is the ‘newer’ version. The function below receives two version numbers and returns which of the two is… Continue Reading →

function, SQL Server, T-SQL
0

Calculate percent change between 2 rows in SQL Server using CTE

Posted on June 20, 2012 by Norbert Krupa

A common table expression (CTE) is used in this example to create a temporary result set with a sequential number that allows us to do the arithmetic required to calculate percent change.

common table expressions, function, percent change, SQL Server

Connect

Official Seal

Official Seal

Recent Posts

  • Installing Gitblit on CentOS
  • Windows Authentication for SQL Server Connection
  • Canceling FreedomPop Premier Service
  • Bootable Windows 8 USB Drive
  • Resolving javaw.exe is not recognized With Squirrel SQL Client

Resources

  • Succint data structures
  • Fundamental differences between hashing and encryption algorithms
  • Large collection of free Microsoft eBooks
  • EXPLAIN Extended
  • Guide to forms based website authentication

SQL Server

  • 13 things you should know about statistics and the query optimizer
  • T-SQL: COALESCE vs. ISNULL vs. IS NULL OR
  • Why sum of nothing is null
  • COUNT(*) vs. COUNT(1) vs. COUNT(pk)
  • Stored procedure template using TRY CATCH
  • SQL grouping ranges
  • Best way to remove time from datetime
  • Precise or fuzzy matching with CONTAINSTABLE
  • Understanding how SQL Server Executes a Query
  • NOEXPAND hint to use indexed views
  • SQL Performance
  • NULL Comparison Search Conditions

Links

  • Code is not physical property
  • W3Schools Intervention
  • USB chargers, Apple is not the best
  • Twitter fights government subpoena
  • Junior DBA Interview Questions
  • Prey project
  • How I became a Password Cracker
  • Netherlands first country in Europe with net neutrality
  • MySQL at Facebook: What is the query plan for a running query?
  • When the nerds go marching in
  • Are databases and programming at odds?

News

  • Does your job create real value?
  • Google goes back to the future with SQL F1 database
  • Man's $600,000 Facebook Disaster Is A Warning For All Small Businesses

Humor

  • Google Fiber vs. Broadband
  • FunnyJunk tries to sue The Oatmeal
  • Exploits of a mom
  • Maslow's hierarchy of needs
  • Programming skill vs blood alcohol concentration
  • What a crappy evening in 1998 looked like

Archives

  • February 2016 (2)
  • July 2014 (1)
  • December 2013 (1)
  • November 2013 (1)
  • September 2013 (3)
  • August 2013 (1)
  • July 2013 (2)
  • June 2013 (1)
  • May 2013 (1)
  • March 2013 (1)
  • January 2013 (1)
  • August 2012 (4)
  • July 2012 (4)
  • June 2012 (7)
  • May 2012 (3)
  • April 2012 (6)

Meta

  • Log in
  • Entries feed
  • Comments feed
  • WordPress.org

Tags

7-Zip Active Directory Apple bulk insert centos cURL Date Efficiency Excel FreedomPop function gitblit Java MacBook Msg 207 Msg 2714 Msg 7314 MySQL mysqli openrowset Oracle Parsing PDO PHP PHPExcel PostgreSQL RSS SharePoint shell SQL sql-case sql-coalesce sql-isnull SQL Server squirrel stored procedure String T-SQL Talend temporary tables usb VirtualBox Virtual Machine Windows XML
© 2025 Just a Day in the Office. All rights reserved.
Hiero by aThemes