Introduction of the term data mining and data modeling
Give a brief introduction of the term data mining and data modeling? In what manner both the termed are used?
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Data modeling objects to make out all entities which have data. It then states a relationship between such entities. Data models can be logical, conceptual or Physical data models. Conceptual models are usually employed to discover high level business concepts in case of stakeholders. Logical models are employed to discover domain concepts. While Physical models is employed to finds out database design.
Data mining is used to inspect or see the sights data using queries. These queries can be fired on data warehouse. Data mining aids in reporting, planning strategies, finding meaningful patterns and so forth. it can be used to convert a large amount of data into a sensible form.
Specify the various types of Aggregation?
Name the methods and types of Collision Resolution Techniques used in each of the type?
What is meant by the data modelling?
Explain the Combined Query?
Explain the user objects?
How can we increase the performance within the Data Stage?
Explain the term replication server software?
Illustrates the types of Data Independence?
State the different advantages of the data warehousing?
Write down the enhanced features in the Teradata V2R5 and V2R6?
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