Explaining data warehouse
Explain in brief the term data warehouse.
Expert
Data warehouse is defined as a repository of the different heterogeneous data sources that is organized under the unified schema at a single site in order to facilitate the management decision making.
(or)
A data warehouse is defined as the subject-oriented, time-variant and non-volatile collection of the data in support of management’s decision-making procedure.
Briefly describe the differentiation between data warehousing and data mining ?
Explain the transformations which are used for the variable port?
Illustrates the benefits of running stored procedure upon a database engine?
Illustrates the purposes of a key component in SQL Server Integration Services (SSIS)?
State the benefits of the Business Objects over the other DSS?
Name four applications which are employing for triggers in DBMS?
Describe briefly How can we configure mapping in the informatica?
Illustrates the third normal form?
Illustrate the difference between the data warehousing and OLAP?
Describe some of the chrematistics of good data definitions.
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