Definition Of Data Warehouse
Definition Of Data Warehouse
Definition Of Data Warehouse
Online Data Warehousing Trainings at Embedded Wings
Data Warehousing online trainings at Embedded Wings:
Why Data warehousing:
In general, information takes the major role in any busingess. either that information can be in any format like documents or data. As the organizations are expanding, the volume of the information become highly difficult to store because of the data stored in various places. If management people wanted to take important decisions in such scanario, it is much complex to devote such a huge amount of time to organize the information.
in this case, information management involves to gather and manage information various sources and unifying then into a single format. so that it becomes easily accessible to the right people at right time. that it becomes easily accessible to the right people at the right time.
Since the early 1990s, data warehouses have been at the forefront of information technology applications as a way for organizations to effectively use digital information for business planning and decision making. As information professionals, it is necessary for us to understand the data warehouse system architecture.
According to inmon ” A data Warehouse is a subject oriented, integrated time varient, non volatile collection of data in support of management’s decision making process.”
About Data Warehousing:
Data Warehouse is a repository of any organization’s electronically stored data. Data warehouses are designed to faciliate reporting and analysis. A data warehouse is a standardized, consistant, clean and integrated form of data sourced from various operational systems in use in the organization, structured in a way to specifically address the reporting and analytic requirments.
The definition of data warehouse focusses on data storage. How ever, it means to retrieve and analyse data, to extract, transform and load data, and to manage the data dictionary are also considered essential componants of a data warehousing system. Many references to data warehousing use this broader context. Thus, an expanded definition for data warehousing includes business intelligence tools, tools to extract, transform and load data in to the repository, and tools to manage and retrieve metadata.
There are two parts in Data Warehousing:
1. Extraction, Transformation and and Loading
2. Business Intelligence Reporting
ETL means Extraction, Transformation and Loading..
It is a process in database usage and especially in data warehousing that involves…
* Extracting data from different various source systems.
* Transforming the data into a structure that fits operational needs and is appropriate for reporting and analysis.
* Loading the data into end target database.
Several types of ETL tools are there in the market..
> Informatica
> Data Stage
> Ab Initio
> BO DI
Business Intelligence reporting…
Business Intelligence a word applied to methods, applications and technologies used to gather, integrate, present and analyze business
Business Intelligence uses technologies, methods and applications to analyze internal, structured data and business processes while competetive intelligence is done by gathering, analyzing and dissiminating information with or without support from and applications and focusses on all source information and data mostly but also internal to a company for support decision making.
Several type of Business Intelligence reporting tools are there in the market…
> Business Objects
> Hyperion….. Essbase/Reporting/Planning/Financial Management
> Cognos
> Crystal Reports
> OBIEE
> MicroStrategy
Embedded Wings is an ISO 9001:2008 certified training institution offering a training on various data warehousing technologies. With our expertize in the field of data warehousing training and our world-class virtual learning solutions, Embedded Wings offer you training to your specific needs.
Even there are lot of Data Warehousing tools using the industries, it is getting difficult for trainees to gain the accurate information about these tools and how they match upto specific requirements. So it is always a challenge of which appropriate tool to choose to fulfil the requirement. But in our Embedded Wings, We have strong experience and expertize in most of data warehousing tools and certainly we can help you make the right choice through evaluations, proof of concept and benchmarks.
Training highlights at Embedded Wings: * Web and Audio conferencing. Screen sharing to view the presentation & trainer’s screen.
* 2 hours of Theory and practice lectures are conducted by industry expert consultants in the weekdays.
* Execises with real environmental applications are assigned to the students to boost up the skills and confidence level.
* The instructions are conducted by industry experts in an environment that provides access to technical resources equivalent to those found in the actual work environment.
* An excellent material and online doubts clarification session through online.
* Provide post training support to the candidate like resume preparation, Interview preparation and self evaluation test. We offer the below Data Warehousing tools in our institution,
ETL Tools : Informatica, Abinitio, BODI, Data Stage
BI Reporting Tools : SAP-Business Objects, Hyperion, Microstrategy, OBIEE
Other Tools : SAS, TeraData
Other Technologies : MATLAB, DSP, DIP, Simulink
About the Author
Visit us at our informational site; http://www.embeddedwings.in
For more information E-mail us at : training@embeddedwings.in
Call us at : +91-9000599542
SSAS: Creating an Analysis Services Project
