Inevitably, every DBA is eventually asked to delete, merge, or otherwise report on duplicate data. There are many tools at our disposal to make this task both simple and efficient to complete. Read on for simple steps and examples to effectively deal with duplicate data.
2014-04-29
6,709 reads
Test-driven development is often taught using simple examples, such as calculating the scores for a game of ten-pin bowling. Using the same practice effectively on a real code base isn’t as easy. This article covers some of the questions that arise when dealing with larger code bases and changing requirements.
2014-04-29
5,710 reads
It is not always easy to do what Excel does with PERCENTILE.INC. Learn what formulas to use in this article.
2014-04-28
4,089 reads
This article outlines how to measure resource usage, and use these measurements to develop quality metrics for Big Data applications.
2014-04-28
4,186 reads
SQLSaturday is a training event for SQL Server professionals and those wanting to learn about SQL Server. This event will be held May 10, 2014. Register while space is available.
2014-04-28 (first published: 2014-04-21)
3,770 reads
There have been some noticable failures of big IT projects this week, but are they always a problem?
2014-04-25
106 reads
Documenting the database is always a challenge, and there are many techniques you can use to help all the people on your team understand what all your tables are used for. David Poole brings us an easy way to implement a framework for documentation.
2014-04-25 (first published: 2011-02-17)
14,620 reads
Michael Sorens aims to make PowerShell a bit easier to get going with by providing a series of collections of general-purpose one-liners to cover most of what you'll need to get useful scripting done.
2014-04-25
6,795 reads
Have you received an XML file that must be migrated into a production database? Today’s workshop dives into an ad hoc method of processing relational datasets delivered in an XML file format.
2014-04-24
4,424 reads
There is a stored procedure that must be run by only one user at a time. In this tip, learn how to prevent multiple users from running the stored procedure at the same time.
2014-04-24
6,094 reads
By Steve Jones
We’re a week late, once again my fault. I was still coming out of...
By Steve Jones
I ran across this article recently (https://www.gatesnotes.com/meet-bill/source-code/reader/microsoft-original-source-code) and it has a great opening piece...
By Steve Jones
I’m in the UK today, having arrived this morning in London. Hopefully, by this...
Comments posted to this topic are about the item Learning From Breakage
Comments posted to this topic are about the item Python in Action to Auto-Generate...
Comments posted to this topic are about the item Adding and Dropping Columns I
I have this table in my SQL Server 2022 database:
CREATE TABLE [dbo].[CityList] ( [CityNameID] [int] NOT NULL IDENTITY(1, 1), [CityName] [varchar] (30) COLLATE SQL_Latin1_General_CP1_CI_AS NULL ) ON [PRIMARY] GOI decide to add two new columns for the StateProvince and Country. What code should I use? See possible answers