what is the architecture of any Data warehousing project?

Answer Posted / kumarapillaietl@gmail.com

first we integrate data into source to staging tables, from staging we movie into work table at the data moment of stage to work we do all transformation logic , then from work table we load data into fact and dimention table using scd 2.

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is the Rank index port in Rank transformation?

843


Hi, There is a session in my workflow which is running for a long time, atlast we found the cause is the missing index. My session is running via a stored procedure. Can I create an Index on the table which the stored procedure is using while my session is running? Please suggest. My Informatica version is PC 8.0.6 My Oracle APPS is 11.5.3. Thanks,

6922


generate date / time dimension in informatica

882


What is meant by a domain?

838


Whats there in global repository

1442


What are the new features of informatica 9.x in developer level?

762


What is the function of union transformation?

829


What if the source is a flat-file?

811


Separate from an archive server and a powerhouse?

676


What are the guidelines to be followed while using union transformation?

862


What are the designer tools for creating transformations?

878


Explain target update override in informatica

836


What's the layout of parameter file (what does a parameter file contain?)?

2160


How many ways a relational source definition can be updated and what are they?

784


what kind of issue you will get in environment? (we ll call help desk to raise ticket rite?

1825