Memory
Not a sound from the pavement. Have you ever come across a SQL query that used to run faster? Has that...
2010-08-30
5,561 reads
Articles
Writing an SSBS App When the Initiator and Target are on the Same Database
SQL Server Service Broker (SSBS), introduced with SQL Server 2005 and enhanced in SQL Server 2008, allows you to write queuing/message based applications within the database itself. This article discusses creating an application in which Initiator and Target both are in the same database.
2010-08-30
2,117 reads
SQL Source Control - Q & A
After a webinar for SQL Source Control, there were a large number of questions left unanswered. All have been listed here, along with answers from the Red Gate development team.
2010-08-27
3,862 reads
Defensive Db Programming Chapter 05
We are here again with after another week and ready for another episode in this series. Today we get to...
2010-08-27
4,181 reads
SQL Schema Comparison with Visual Studio 2010
we normally do development on the development box; then during the build preparation we compare the development database with the QA/UAT/Production database to identify differences and generate schema objects for synchronization or incremental deployment scripts. How we can compare schema objects between databases and generate synchronization or incremental deployment scripts?
2010-08-27
4,519 reads
A deadlock was detected while trying to lock variables in SSIS
Error: 0xC001405C at SQL Log Status: A deadlock was detected while trying to lock variables "User::RowCount" for read/write access. A lock cannot be acquired after 16 attempts. The locks timed out. Have you ever considered variable locking when building your SSIS packages? I expect many people haven’t just because most of the time you never see an error like the one above. I’ll try and explain a few key concepts about variable locking and hopefully you never will see that error
2010-08-26
3,320 reads
SSIS: Conditional File Processing in a ForEach Loop
I’ve fielded a number of requests recently asking how to interrogate a file within SSIS and change the processing rules...
2010-08-26
11,640 reads
Mutexes in SQL
This article shows you how to manage process control among multiple servers using a lightweight database utility
2010-08-25
12,826 reads
Security Auditing Matching Up Logins And Users
I have been tasked with auditing security on my SQL Server. However, this needs to be a somewhat automated process as I don't want to have to rely on taking screenshots every month to satisfy our auditors. What tables and/or views should I be using and what's the best way to extract the information out of them?
2010-08-25
3,618 reads
The Semantics of NULL in SQL Server 2008
Learn the basics of NULL, what it is, and how to query for it in your databases from Adolfo Socorro. What NULL means, how to account for it, and how are expressions involving NULL evaluated
2010-08-24
13,074 reads
Blogs
Blog a Day – Day 1: History of AI
By Vinay Thakur
it has been a year since i have not written much on the blog...
A New Word: on tenderhooks
By Steve Jones
on tenderhooks – adj. feeling the primal satisfaction of being needed by someone, which...
Ramblings about data communities and your contributions, no excuses
By DataOnWheels
I have been active in the data community throughout my career. I have met...
Forums
A Quick Restore
Comments posted to this topic are about the item A Quick Restore
Guarding Against SQL Injection at the Database Layer (SQL Server)
Comments posted to this topic are about the item Guarding Against SQL Injection at...
Ola Hallengren Index Optimize Maintenance can we have data compression = page
I have a quick question on Ola Hallengren Index Optimize Maintenance . Do we...
Question of the Day
A Quick Restore
While doing some testing of an application, I wanted to reset my environment after doing some testing with this code:
USE DNRTest BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak' GO /* Bunch of stuff tested here */RESTORE DATABASE DNRTest FROM DISK = 'dnrtest.bak' WITH REPLACEWhat happens if this runs, assuming the "bunch of stuff" isn't anything affecting the instance. See possible answers