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.
Illustrate stored procedures, and how do they are distinct from triggers?
Which data providers can be combined in one report?
Define the efficient data structure used within the internal storage representation in RDBMS?
State the difference between OLTP and OLAP?
Describe the term HOLAP.
Describes the examples of EXPLAIN in valid teradata database.
What is meant by the snow flake schema?
Describe the difference between SQL Server 2000 clustered indexes and non clustered indexes?
Describe the main characteristic of the database administrator?
What are the improved features in Teradata V2R5/6?
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