jyothi

• Feb 10th, 2007

Hierarchical level of datawarehousing is nothing but the concept of generalization and specialization.As we move up the hierarchy the data is more generalized for ex : the location where STATE is more...

opbang

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• Sep 29th, 2006

In Datawarehousing, Levels are columns available in dimension table. Levels are having attributes.Hierarchies are used for navigational purpose, There are two types of Hierarchies. You can define hier...

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ATTILI

• Mar 19th, 2007

Cluster analysis is an exploratory data analysis tool which aims at sorting different objects into groups in a way that the degree of association between two objects is maximal if they belong to the same group and minimal otherwise

Guest

• Jan 16th, 2007

Cluster analysis discovers structure in the data we have without explaining why they exist.There are diffrent types of clustering techniques a)block clustering       &nbs...

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mithunmca

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• Mar 22nd, 2007

for a faster process create aggregate  tables and write better sql so that the process would fast

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Susheel Tamrakar

• Mar 28th, 2007

Method 1 is system develope lifecycle create by arthur anderson a while back.

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anilkumar.inf

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• Apr 11th, 2007

DTM Stands fo data transformation managerit is a process which runs secondly with every session runit creates main thread for running the session and the main thread creates seperate threads for each ...

sithu

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• Mar 28th, 2006

?          The DTM process - Creates threads to initialize the session, read, write, and transform data, and handle pre- and post-session operations? ...

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kalpit

• Apr 14th, 2007

A virtual or point-to-point data warehousing strategy means that end-users are allowed to get at operational databases directly using whatever tools are enabled to the "data access network"

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raja

• Oct 12th, 2006

hi    i am not sure,To my knowledge  it is of  4 or 5 GB

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Manju

• Apr 29th, 2007

Context is basically used when we will have conformed dimension in the loop........

mrudula

• Mar 28th, 2007

Context is nothing but specifying the name of the paththe place where u cannot resolve the loops with allias there comes concept of contextalias is nothing but the duplicate name of some other table

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jag singh

• Jun 12th, 2007

SAS gets adopted by the business groups that do not have a large IT support staff as SAS provides the complete DW environment including ETL and reporting in one easy to manage package. See http://www.dwoptimize.com/2007/02/latest-data-warehouse-industry-trends.html for more comparisons.

mithunmca

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• Mar 28th, 2007

Hi   The SAS system is an integrated system of software products.   The core of the SAS system is Base SAS software.   plz visit the following link u will get a idea of w...

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madarapu

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• Jul 3rd, 2007

Clustering means grouping of systems where each system has its own resources where as mpp massively parallel processing in this each system has its own memory and diskspace which is also called sharing nothing architecture 

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Hakoonamatata

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• Jul 9th, 2007

As the term suggests, a real-time datawarehouse is a system which reflects all changes to its sources in real time. As simple as it sounds, this is still an area of active research in the field. There...

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fiorano

 Profile Answers by fiorano Questions by fiorano

• Aug 1st, 2007

metadata is :The data about data;The structured data about data;A set of independent assertions about a resource.DD is :An intergrated set of system tables;contains definitions of and information abou...

sreenivasamurthy

 Profile Answers by sreenivasamurthy Questions by sreenivasamurthy

• Jun 22nd, 2007

meta data is nothing but  information about data.it contains the information(i.e.data) about the graphs ,its related files,abinitiocommands,serverinformation etc i.e. all kinds of information about project related information etc

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Eg: Suppose on my Unix server I have 24 CPUs and I have to restrict to only 10 CPU utilization by Ab Initio script at runtime.