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Webinar: Temporary Tables in Oracle and SQL Server

Once again Jonathan Lewis (Oracle Ace Director, OakTable Network) and Grant Fritchey (Microsoft SQL Server MVP) will host a live discussion on Oracle and SQL Server, this time in relation to temporary tables. Will they agree on some common ground? Or will it be an out and out argument? Either way, be prepared for a lively exchange that will not only entertain, but will teach you key concepts on Oracle and SQL Server.

2012-10-10 (first published: )

7,268 reads

Technical Article

Getting Started with the New Column Store Index of SQL Server 2012

Column Store Index, a new feature in SQL Server 2012, improves performance of data warehouse queries several folds. Arshad Ali shows you how to create column store index, and how to use index query hint to include or exclude a column store index.

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2012-10-09

3,471 reads

External Article

Importing Data From Excel Using SSIS - Part 1

Recently while working on a project to import data from an Excel worksheet using SSIS, I realized that sometimes the SSIS Package failed even though when there were no changes in the structure/schema of the Excel worksheet. I investigated it and I noticed that the SSIS Package succeeded for some set of files, but for others it failed. I found that the structure/schema of the worksheet from both these sets of Excel files were the same, the data was the only difference. How come just changing the data can make an SSIS Package fail? What actually causes this failure? What can we do to fix it?

2012-10-08

3,887 reads

External Article

Matrix Math in SQL

Relational Datbases have tables as data structures, not arrays. This makes it tricky and slow to do matrix operations, but it doesn't mean it is impossible to do. Joe gives the Celko Slant on how to go about doing Matrix Math in SQL.

2012-10-04

3,741 reads

Technical Article

Protecting the SQL Server Backup folder

I want to backup my SQL Server databases to a folder, but I want to minimize who has access to the folder. In other words, I want to make sure that members of the Windows Local Administrators group don't get to the backups without intentionally trying to bypass the security. How do I do that?

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2012-10-02

3,264 reads

External Article

Find out which SQL Server instance is consuming most of the CPU

We have a number of SQL Server hosts with multiple SQL Server instances. From time to time we have CPU issues, but we are not sure which instance is causing the issue. How do you find which SQL Server instance is causing CPU pressure on machine with multiple SQL Server instances? Check out this tip for ideas on how to find the correct SQL Server instance which is causing CPU pressure.

2012-09-26

2,968 reads

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Question of the Day

BIT_COUNT() IV

In SQL Server 2025, I run this code: 

select bit_count('A')
What is returned?

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