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Open its course - Database Systems

SQL and Query Processing

  • Overview of Query Processing
  • Query Decomposition
  • Heuristical Approach to Query Optimization
  • Transformation Rules for the Relational Algebra Operations
  • Heuristical Processing Strategies...
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    Topic Summary

    • Overview of Query Processing
    • Query Decomposition
    • Heuristical Approach to Query Optimization
    • Transformation Rules for the Relational Algebra Operations
    • Heuristical Processing Strategies
    • Cost Estimation for the Relational Algebra Operations
    • Database Statistics
    • Selection Operation
    • Join Operation
    • Projection Operation
    • The Relational Algebra Set Operations
Topic Questions:
30
MCQs T/F FiB SQ
12 9 6 3
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MCQs T/F FiB Short Qs
Open its course - Database Systems

Multiple Choice Questions for SQL and Query Processing

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    Hidden Questions!

    Some MCQs are not visible. Usually teachers hides their visibility if they are few in number. Subject Expert recommends them to have more than 70+ questions against the topic and make them public.

  • 1 A subquery may occur in:
    1. A SELECT clause
    2. A FROM clause
    3. A WHERE clause
    4. All of above
  • 2 The inquiry facility (also called a query language) of the data is:
    1. DDL
    2. DML
    3. DBML
    4. XML
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