An Example of Test-Driven Development, Part 2
In this next installment of his series on TDD, MVP Andy Leonard continues the development of his database.
2010-11-05 (first published: 2009-06-16)
16,642 reads
Articles
Under the ORM Hood: Revealing the SQL
Your application code may look neat and clean, and you are using a sound Object-relational Mapper, but when you put the pedal to the metal, you're not getting the performance. The time has come to lift the hood and see what SQL is being generated by the ORM, and what part of your code is causing the bottlenecks. The effect can be spectacular.
2010-11-05
3,304 reads
Hierarchical Data Structure Virtualization in SQL
Data structure virtualization is the constructing of a data structure utilizing pieces or fragments from other data structures. This article demonstrates how Data structure virtualization can be performed in ANSI SQL utilizing hierarchical processing techniques to produce hierarchically structured virtualized output.
2010-11-04
3,087 reads
Writing Nearly Codeless Apps: Part 5
In this next installment of the series on writing codeless applications, David Ziffer looks at the querying of data from the database.
2010-11-03
5,397 reads
November Question: What steps do you include in your database maintenance?
Database maintenance is a critical task for every DBA. For this month’s question, list the typical steps that you use...
2010-11-03
1,706 reads
Showplan Operator of the Week – SORT
Fabiano introduces another ShowPlan operator that is used to build a query plan, or perform an operation specified in the DML. Once again, Fabiano demonstrates why it is important to be aware of these operators when getting queries to perform well.
2010-11-03
2,705 reads
SQLBIGeek’s Function Friday – Convert Job Duration to Seconds
Welcome to the second post of my “SQLBIGeek’s Function Friday” blog series. In this series, I am...
2010-11-03
1,111 reads
Merge error handling
Learn to use recursion to determine which row caused your merge statement to fail in this article.
2010-11-02
16,651 reads
Creating Analysis Services Partitions Using BIDS
As your database grows in size, Analysis Services cubes that use that database grow along with it. As such, one...
2010-11-02
2,638 reads
Intelligent Conditional Split in an SSIS Package
Conditional Split is one of the most commonly used transforms in any SSIS Package development routine. The limitation with conditional split is that any record that satisfies the first condition from the conditions list is routed to its corresponding path exclusively. In a logical sense, a record might satisfy more than one condition and one might want the record to be routed to all paths for processing, but with the Conditional Split transform this is not possible. We need a more intelligent conditional split where we can selectively route the records to more than one output path. In this tip we will look at how to facilitate this intelligent conditional split.
2010-11-02
3,231 reads
Blogs
Did You Really Name That Default?
By alevyinroc
Ten years (and a couple jobs) ago, I wrote about naming default constraints to...
Monday Monitor Tips: A New Analysis Page
By Steve Jones
We have multiple teams (8) working on Redgate Monitor. Some work on the Standard...
Case Studies: Real-World Success Stories of FinOps Implementation
By HeyMo0sh
Learning any kind of theory is easy, but adapting FinOps and watching it rescue...
Forums
The day-to-day pressures of a DBA team, and how we can work smarter with automation and AI
Comments posted to this topic are about the item The day-to-day pressures of a...
The Problem Isn't Always Your Query or Schema... Sometimes It's Hidden Assumptions
Comments posted to this topic are about the item The Problem Isn't Always Your...
Identity Defaults
Comments posted to this topic are about the item Identity Defaults
Question of the Day
Identity Defaults
What happens when I run this code?
CREATE TABLE dbo.IdentityTest
(
id int IDENTITY(10) PRIMARY KEY,
somevalue VARCHAR(20)
)
GO
See possible answers