What are the major areas in data structures
Describes the main data structures used in following areas: RDBMS, Network data model and Hierarchical data model?
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The main data structures used in RDBMS, Network data model and Hierarchical data model are given below:
1. RDBMS Array (that is Array of structures)2. Network data model Graph and3. Hierarchical data model Trees.
Define the Fully Functional dependency.
What is meant by the Data warehouse?
Contrast a network and hierarchical database model?
Briefly describe the differentiation between data warehouse and OLAP?
Explain the repository domains?
Provide a brief introduction of the term ‘junk dimension’?
Describe truncate commands.
Describe briefly the term a subquery?
Describe some of the chrematistics of good data definitions.
Explain the term Account and Directory options?
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