James Serra's Blog
Archives: January 2012
Complex reporting off a SSAS cube
While using a cube in SSAS is usually a great source for reporting, it is not always the best choice. Sometimes it is better to report off of the data warehouse that the cube is built from.
For example, say you want to create a P&L statement using a financial… Read more
8 comments, 780 reads
Posted in James Serra's Blog on 30 January 2012
SSAS fact table dilemma
Here is a situation I ran into recently concerning using a fact table in SSAS. This experience may help you out if you run into something similar:
A data warehouse has an advertising table that has these four fields: Product Type, Inches, Lines, Pieces. The Inches, Lines and Pieces fields… Read more
0 comments, 506 reads
Posted in James Serra's Blog on 27 January 2012
Improving cube processing time
As your SSAS cube gets bigger, cube processing time will become a problem. This is especially true as more and more companies want cube processing during the day instead of the usual off-hours time when no one is using the cube. Partitioning the cube can help to reduce the processing… Read more
0 comments, 3,435 reads
Posted in James Serra's Blog on 25 January 2012
Want to recruit me? Please follow these rules
I get 15-30 calls/emails a week from recruiters (not counting the dozens of auto-generated emails I get). Being a contractor I’m always trying to build relationships with recruiters so when my contract nears an end, I have plenty of job opportunities to choose from. I’ve talked with hundreds of recruiters… Read more
5 comments, 371 reads
Posted in James Serra's Blog on 23 January 2012
PASS Summit session videos online
If you are interested in viewing the recorded sessions for the PASS Summit 2011, you can order the DVD. You can purchase the Regular Summit Sessions as well as the Pre-Conference Sessions. However, if you are interested in the sessions from 2010 and older (going back to 2005), you can… Read more
0 comments, 270 reads
Posted in James Serra's Blog on 20 January 2012
SQLInspire NYC 2011 Videos available
There are some FANTASTIC videos of the sessions from SQLInspire New York 2011. I highly recommend that you check out all the videos, as I found some great career tips in all of them. As the site says “We’ve lined up speakers set to inspire you to create and… Read more
0 comments, 219 reads
Posted in James Serra's Blog on 18 January 2012
SQL Server 2012 (“Denali”): SSIS Logging
In previous SSIS versions as the developer you were responsible for configuring all of your logging options, such as what events you were going to log, which containers you were going to collect logs for, and where you were going to store those logs.
In SSIS for SQL Server 2012… Read more
1 comments, 468 reads
Posted in James Serra's Blog on 16 January 2012
HP DL980…now this is a server!
I have been fortunate the past few months to be working on a HP ProLiant DL980 G7 Server. This is one killer server: 8 processors, 80 cores, 160 virtual processors, and 2 TB’s of memory. Oh, and there are two of them (clustered).
Check out the specs in Task… Read more
0 comments, 360 reads
Posted in James Serra's Blog on 13 January 2012
Video/Voice conferencing and Microsoft Lync
Since I work mostly from home, video/voice conferencing and IM are of major importance to me, and using the right tools is vital to keeping me productive. The tools used for conferencing should have IM, presence indicator, voice and video calls, desktop sharing, file transfer and ad hoc conferences. There… Read more
2 comments, 306 reads
Posted in James Serra's Blog on 11 January 2012
Houston Area SQL Server User Group Presentation
Thanks for everyone who attended my presentation “How To Make a LOT More Money as a Consultant” at HASSUG.
Here is the PowerPoint presentation: How To Make a LOT More Money as a Consultant
How to make a LOT more money as a consultant
James will show you the… Read more
2 comments, 241 reads
Posted in James Serra's Blog on 11 January 2012
Surrogate Keys
When building a data warehouse, it is important that primary keys of dimension tables remain stable. To accomplish this, it is strongly recommended that surrogate keys be created and used for primary keys for all dimension tables instead of using natural keys. Surrogate keys are keys that are maintained within… Read more
1 comments, 1,165 reads
Posted in James Serra's Blog on 9 January 2012
Normalizing Your Database
If you’ve been working with databases for any length of time, you have heard the term normalization.
Normalization is the process of efficiently organizing data in a database. There are two goals of the normalization process: eliminating redundant data (for example, storing the same data in more than one table)… Read more
3 comments, 2,914 reads
Posted in James Serra's Blog on 6 January 2012
Difference between ETL and ELT
ETL is the most common method used when transferring data from a source system to a data warehouse. But there are cases where you might want to use ELT. What is the difference between the two? Read on:
Extract, Transform, and Load (ETL) is a process that involves extracting data… Read more
5 comments, 1,017 reads
Posted in James Serra's Blog on 4 January 2012



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