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Art of BI: Informatica PowerCenter 8 Video Tutorial

Author: Christian Screen | | May 19, 2009

The below video(s) are from a tutorial on Informatica PowerCenter 8 that we did a few months back. This is now in its new formatted blog page.

  1. Create a Repository Folder
  2. Create a Source
  3. Create a Target
  4. Create a Mapping

How to Solve the Oracle Error ORA-12154: TNS:could not resolve the connect identifier specified

The “ORA-12154: TNS:could not resolve the connect identifier specified” Oracle error is a commonly seen message for database administrators.

Vijay Muthu | February 4, 2021

Best RAID For SQL Server | RAID 0, RAID 1, RAID 5, RAID 10

Which RAID should you use with SQL Server? Learn the differences between RAID 0, RAID 1, RAID 5, and RAID 10, along with best practices.

Eric Russo | June 8, 2015

Using Nulls in DB2

If a column “value” can be null, it can mean one of two things: the attribute is not applicable for certain occurrences of the entity, or the attribute applies to all entity occurrences, but the information may not always be known.

Craig Mullins | April 6, 2015

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