What are the different types of scd's used in data warehousing?
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When should one use an MD-database (multi-dimensional database) and not a relational one?
I know of using applysimple, but there are other ways too?
What is mapplet?
Which columns go to the fact table and which columns go the dimension table?
How to design file watch jobs?
What is the main difference between schema in rdbms and schemas in datawarehouse?
What are steps we have to follow in designing the userfriendly universe?
What is the difference between a primary and secondary actor in use case modeling?
suppose data are coming from different locations and those data will not change . is there any need to use surrogate key ?
what is the difference between DSS and ODS ?
Where the data cube technology is used?
Why do we use DSS database for OLAP tools?