Free MCQsLearn App Download - OLAP and SQL Queries Quiz Questions and Answers PDF Download eBook p. 385
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"Recursive SQL queries are used to express transitive closure which uses", olap and sql queries Multiple Choice Questions (MCQ) with choices non-recursive views, recursive views, domain views, and general views to study distance learning courses. Learn advanced sql questions and answers with free online certification courses for top computer science schools.
Quiz on OLAP and SQL Queries PDF Download eBook
MCQ: Recursive SQL queries are used to express transitive closure which uses
- Recursive views
- Non-recursive views
- Domain views
- General views
A
MCQ: Attributes of foreign keys are allowed to be null, provided that they have not been declared to be
- Not null
- Like Null
- As Null
- Candidate key
A
MCQ: When the business-logic layer is using an object oriented programming language, the data is modelled as
- Instances
- Objects
- Entities
- View
B
MCQ: SAN stands for
- Small area network
- Storage area network
- System area network
- Scuzzy area network
B
MCQ: The term that is used to provide fast access to data items, is known as
- Data dictionary
- MetaData files
- Data files
- Indices
D