Kinds of business rules
List out the three kinds of business rules and also define each of them?
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A derivation is a statement that is obtained from other knowledge. A structured assertion is a statement which states some feature of the static structure of an organization. Action assertion is a statement of a constraint on the actions of an association.
Provide a brief introduction of the term slowly changing dimensions (or SCD)?
Briefly describe the term a Cube and Linked Cube with reference to data warehouse?
Describe briefly Aggregate transformation?
Elucidate how many ways you make ports?
Name the main data structures used in these areas: Hierarchical data model, RDBMS and Network data model?
Explain and compare OBE and SQL?
Give a brief introduction of the term surrogate key?
Write down brief note on the differentiation between dynamic cache and static cache?
What does web mining mean
Define the term merge stage?
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