Friday, September 28, 2007
Types of Data Warehouse
There are mainly three type of Data Warehouse.................
1). Enterprise Data Warehouse.
2). Operational data store.
3). Data Mart.
Enterprise Data Warehouse provide a control Data Base for decision support through out the enterprise.
Operational data store has a broad enterprise under scope but unlike a real enterprise DW. Data is refreshed in rare real time and used for routine business activity.
Data Mart is a sub part of Data Warehouse. It support a particular reason or it is design for particular lines of business such as sells, marketing or finance, or in any organization documents of a particular department will be data mart
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1). Enterprise Data Warehouse.
2). Operational data store.
3). Data Mart.
Enterprise Data Warehouse provide a control Data Base for decision support through out the enterprise.
Operational data store has a broad enterprise under scope but unlike a real enterprise DW. Data is refreshed in rare real time and used for routine business activity.
Data Mart is a sub part of Data Warehouse. It support a particular reason or it is design for particular lines of business such as sells, marketing or finance, or in any organization documents of a particular department will be data mart
Labels: Data WareHousing
# posted by Kunal @ 1:29 AM 
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Hiii,,,
I want informatin about data warehousing.futures in data ware houseing.please give me suggestion how to learn data warehousing?
Please send any information to my mail id venkat.kalyan863@gmail.com
I want informatin about data warehousing.futures in data ware houseing.please give me suggestion how to learn data warehousing?
Please send any information to my mail id venkat.kalyan863@gmail.com
The disadvantage of this is that there is no history in the data warehouse. Advantages of this type is it's easy to maintain. If you have calculated an aggregate. l4d survival warehouse glitch
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