Part 1: How to solve the transactional issues of isolation levels
Transaction Isolation levels are described in terms of which concurrency side-effects, such as dirty reads or phantom reads, are allowed.
2013-05-01
10,208 reads
Articles
Identify the Cause of SQL Server Blocking
In this tip, Basit Farooq shares a query written using dynamic management views (DMVs) that will help you to quickly identify SPIDs and other useful information about the processes that are causing blocking on a SQL Server instance.
2013-05-01
6,231 reads
Ordered Loading of Databases Tables Using SSIS
Finding the load order for inserting data into a that respects referential integrity is sometimes difficult. If you are using SSIS, the task is made easier.
2013-04-30
5,975 reads
Managing the SQL Server Transaction Log: Dealing with Explosive Log Growth
You've just become responsible for a database, only to find that the log file is growing out of control. Why is it happening and what do you do to correct it?
2013-04-30
5,146 reads
Parallel Processing Using Jobs
Learn about a simple way to run uniform tasks in parallel using self-deleting jobs.
2013-04-29
7,389 reads
2013-04-29
2,238 reads
SQL Server 2012 Integration Services - Using PowerShell to Configure Package Execution Parameters
Marcin Policht explores some of PowerShell's SSIS-specific automation capabilities by demonstrating the process of configuring an already deployed package in order to carry out a parameterized package execution.
2013-04-29
2,381 reads
A Check and Foreign Key Constraint Improves Query Performance
Check and foreign key constraint do not degrade performance but actually improve it.
2013-04-26 (first published: 2010-10-21)
26,782 reads
Registration is open for SQL Relay
SQL Relay is an annual community-run series of SQL Server training events across the UK. SQL Relay will run 8, 1-day conferences over the course of 2 weeks starting June 17th. Speakers from Microsoft, global IT companies, and a host of MVPs, are covering topics on DBA, business intelligence, and development.
2013-04-26
3,302 reads
Unpack an Integer with SQL Server Recursion
Starting with SQL Server 2005, developers have had recursion available as a T-SQL language feature. This article describes recursion and its SQL Server implementations, complete with examples. It also includes SQL Server functions and a stored procedure that unpacks, or parses, an integer into its multiple-of-two components.
2013-04-26
3,186 reads
Blogs
The SUM of Nothing: #SQLNewBlogger
By Steve Jones
I caught this interesting item over on Pinal Dave’s blog: Eleven Interview Questions that...
How to Move the SSMS Status Bar to the Top and Color-Code SQL Server Connections
By Hemantgiri
I use color-coded connections in SSMS to distinguish Production, Pre-Production, UAT, and Development. But...
Forums
Split Large Queries in Athena with a Simple Modulo Trick
Comments posted to this topic are about the item Split Large Queries in Athena...
Finding Trailing Spaces
Comments posted to this topic are about the item Finding Trailing Spaces
Question of the Day
Finding Trailing Spaces
I have some data in a SQL Server 2025 database. It looks like this for the dbo.Customer table:
CustomerID CustomerName PreferredName 1 Steve Steve 2 Andy Andy 3 Brian Brian 4 Allan Allan 5 Devin Devin 6 Steve Steve 7 Sally SallyI want to detect which names have a single trailing space. The CustomerName is a varchar() and the PreferredName is a CHAR(). Does this query detect the problem rows?
SELECT
CustomerID,
CustomerName,
PreferredName
FROM Customer
WHERE CustomerName <> RTRIM(CustomerName)
OR PreferredName <> RTRIM(PreferredName); See possible answers