Big Data vs. Virtualization

Globally, organizations are facing challenges emanating from data issues, including data consolidation, value, heterogeneity, and quality. At the same time, they have to deal with the aspect of Big Data. In other words, consolidating, organizing, and realizing the value of data in an organization has been a challenge over the years. To overcome these challenges, … Continue reading Big Data vs. Virtualization

What Is Machine Learning?

Machine learning is Artificial Intelligence (AI) which enables a system to learn from data rather than through explicit programming.  Machine learning uses algorithms that iteratively learn from data to improve, describe data, and predict outcomes.  As the algorithms ingest training data to produce a more precise machine learning model. Once trained, the machine learning model, … Continue reading What Is Machine Learning?

Netezza / PureData – How to Substring on a Character

  I had a reason this week to perform a substring on a character in Netezza this week, something I have not had a need to do before.  The process was not as straightforward as I would have thought, since the command is explained as a static position command, and the IBM documentation, honestly, wasn’t … Continue reading Netezza / PureData – How to Substring on a Character

Netezza / PureData – How To Get A List Of When A Store Procedure Was Last Changed Or Created

In the continuing journey to track down impacted objects and to determine when the code in a database was last changed or added, here is another quick SQL, which can be used in Aginity Workbench for Netezza to retrieve a list of when Store Procedures were last updated or were created. SQL List of When A Stored Procedure was … Continue reading Netezza / PureData – How To Get A List Of When A Store Procedure Was Last Changed Or Created

Netezza / PureData – How To Get a SQL List of When View Was Last Changed or Created

Sometimes it is handy to be able to get a quick list of when a view was changed last.  It could be for any number of reason, but sometimes folks just lose track of when a view was last updated or even need to verify that it hadn't been changed recently.  So here is a quick … Continue reading Netezza / PureData – How To Get a SQL List of When View Was Last Changed or Created

Netezza / PureData – How To Quote a Single Quote in Netezza SQL

How To Quote a Single Quote in Netezza SQL? The short answer is to use four single quotes (''''), which will result in a single quote within the select statement results. How to Assemble the SQL to Quote a Single Quote in a SQL Select Statement Knowing how to construct a list to embed in … Continue reading Netezza / PureData – How To Quote a Single Quote in Netezza SQL

Netezza / PureData – How to build a multi table drop command from a select

How to Quick Drop Multiple Tables occasionally, there is a need to quickly drop a list of tables and you don't always want to write or generate each command individually in Aginity.  So, here is a quick example of how you can use a 'Select' SQL statement to generate a list of drop commands for you. Now, … Continue reading Netezza / PureData – How to build a multi table drop command from a select