What are the steps involved in to get source from OLTP system to staging area

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reddy

  • Mar 13th, 2007
 

Data Profile,Data Cleanching is used to verify the data types

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vizaik

  • Mar 24th, 2007
 

go to source analyzer
import databases
go to warehouse designer
import databases (target definitions) else create using generate sql
go to mapping designer
drag and drop sources and targets definitions
link ports properly
save to repository

than q

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ramsetty

  • Jun 17th, 2009
 

Data profiling is a technique used to analyze the content, quality, and structure of source data. Use PowerCenter Data Profiling to detect patterns and exceptions of source data during mapping development and during production.

The one major reason for Data Profiling in Data warehouse is to validate business rules about the source data. For instance assume, you have a business rule requiring columns in a source table to contain ZIP Codes, you can profile the source data to verify that the rows in the concerned tables contains proper values.

This is one typical
scenario that you could make use of Data Profiling in Data warehouse.

Cheers
P.R

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