Details about Netezza

Netezza

Netezza SET CATALOG command: Connect to Different Database from same Session

If you are a business analyst or data architect then you have to work on the different database to identify the relevant data to come up with business decisions on a particular design. You can connect to multiple databases from the current Netezza sessions using Netezza SET CATALOG command Use the SET CATALOG command to connect to a different Netezza database in the same session. This command is the session specific i.e. as soon as the execution ends in current session; Netezza reverts back to the original database. Read: Commonly…

Continue ReadingNetezza SET CATALOG command: Connect to Different Database from same Session
Comments Off on Netezza SET CATALOG command: Connect to Different Database from same Session
March 9, 2017
Netezza

Netezza Storing Large data files to Local Systems

If you are working as a data analyst or business analyst then you may have to download the files to your local for analysis purpose. In this article, we will discuss on Netezza storing large data files to local systems. If you have installed different Netezza SQL tools then it is very easy to store the large set of results to local system. Netezza Storing Large data files to Local Systems- Methods There are multiple methods that you can follow in Netezza Storing Large data files to Local Systems Windows…

Continue ReadingNetezza Storing Large data files to Local Systems
1 Comment
March 6, 2017
Netezza

Netezza Integer Value Check

If you are working on the different data sources and trying to load data to Netezza from multiple sources than you might encounter issues such as characters in integer column and that leads the loading to fail. Hence, it is very important to perform Netezza integer value check when you are not sure about source data types. Why should check for bad Records? If you are working on the data warehouse and multiple sources, sometimes you load in data sourcing from character data into a numeric or integer field in…

Continue ReadingNetezza Integer Value Check
Comments Off on Netezza Integer Value Check
March 4, 2017
Netezza

Netezza Mako Features – Latest Netezza powered DWH Appliance

IBM Netezza Mako server is latest addition to the IBM PureData System for Analytics system powered by Netezza technology. Netezza Mako features includes Fast, Scalable, Smart, Simple and completely integrated data warehouse appliances. Netezza Mako Features - Latest Netezza powered DWH Appliance IBM PureData System for Analytics system powered by Netezza technology is designed for running complex analytics solutions on very large data volumes of data sets with faster execution times compared to its entire predecessor. Check out: Key Features of Netezza Appliances Netezza Striper Architecture: N2001 Technical Specification Netezza…

Continue ReadingNetezza Mako Features – Latest Netezza powered DWH Appliance
Comments Off on Netezza Mako Features – Latest Netezza powered DWH Appliance
March 2, 2017
Netezza

Netezza Mako Architecture: N3001 Technical Specification

IBM PureData System for Analytics N3001 or Netezza Mako Architecture is the next generation of the PureDataTM System for Analytics family of appliances that is powered by Netezza technology. The Netezza Mako architecture integrates database, server (High available RH Linux Servers), storage (disks), and advanced analytic capabilities into a single, easy-to-manage system. The N3001 series servers includes hardware with an accelerated massively parallel-processing design that is specifically optimized for running complex analytics on large data volumes at very high speeds. The Netezza Mako server includes the design that is specifically…

Continue ReadingNetezza Mako Architecture: N3001 Technical Specification
Comments Off on Netezza Mako Architecture: N3001 Technical Specification
February 21, 2017
Netezza

Netezza Striper Architecture: N2001 Technical Specification

IBM PureData System for Analytics N2001 or Netezza Striper is a purpose-built, standards-based data warehouse and analytic appliance. The Netezza striper architecture integrates database, server (High available RH Linux Servers), storage (disks), and advanced analytic capabilities into a single, easy-to-manage system. The Netezza Striper includes the design that is specifically designed for running complex analytics on large volumes of data sets (petabytes of data) at high speed. Netezza Striper Architecture The IBM PureData System for Analytics N2001 series data warehouse appliances increases the storage capacity and performance of the Netezza TwinFin models. Within…

Continue ReadingNetezza Striper Architecture: N2001 Technical Specification
Comments Off on Netezza Striper Architecture: N2001 Technical Specification
February 21, 2017
Netezza

Netezza User rowset Limit: Limiting Query Result set

If you execute the query which returns a large result set, then system may crash or may not respond properly. You can set the Netezza user rowset limit during query run. You can set a limit on the number of rows a query can return and thus restrict resources for large result sets. Read: How Netezza Update Records in Table? IBM Netezza Update Join Netezza Pivot  Rows to Column with Example Netezza nzsql Command and its Usage Create Table Command and its Usage Netezza Alter Table Command and its Usage…

Continue ReadingNetezza User rowset Limit: Limiting Query Result set
Comments Off on Netezza User rowset Limit: Limiting Query Result set
February 16, 2017
Netezza

Netezza Delete Join Syntax – Deleting Referring other Table

Every application requires the data, data storage is very much important. In the digital world, we use databases (in-fact tables) to store information. Data is collected over the time and it may or may not be accurate. In some cases, you may want to delete data from the table based on the data available in other table over same or other database on same Netezza server. You cannot access the table stored on other Netezza server. In this article, we have explained the Netezza delete join syntax and example on…

Continue ReadingNetezza Delete Join Syntax – Deleting Referring other Table
Comments Off on Netezza Delete Join Syntax – Deleting Referring other Table
February 16, 2017
Netezza

Netezza Planners: Different types of Planners

Netezza planners are very important to improve the performance of the query that you fire onto Netezza performance server. Types of Netezza Planners There are different types planners that Netezza performance server uses: The Fact Relationship (factrel) planner Snowflake planner The Star planner The Fact Relationship (factrel) planner The Fact Relation Planner is a feature used to prevent large table re-distribution i.e. costly re-distribution or broadcasting of fact data when other alternatives may exist. Read: Data warehouse Star schema and Design Analyze and Optimize Netezza Query Performance Netezza Best Performance…

Continue ReadingNetezza Planners: Different types of Planners
Comments Off on Netezza Planners: Different types of Planners
February 14, 2017
Netezza

Netezza DBFit Connection File and Setup

For Data Warehouse developer, DBFit is a neat unit – testing tool for database objects and stored procedures. This tool allows you to write the test cases in a tabular, relational form, without requiring you to learn or use an object oriented language. In this article, we will discuss about the Netezza DBFit connection and setup. Please comment if you need anything to be added or missing. Read: Netezza Aginity Setup and Configurations Netezza ODBC setup Create Netezza DBFit Connection File The DB conn file will contain all the necessary…

Continue ReadingNetezza DBFit Connection File and Setup
Comments Off on Netezza DBFit Connection File and Setup
February 11, 2017