Sequences in Databases and Pseudocolumns Quiz
9 Questions
3 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

In database management, what is the primary function of a view?

  • To act as an alias for tables (correct)
  • To establish relationships between tables
  • To create summaries of data
  • To decompose tables

    • How are synonyms useful in database management?

  • They act as alternate names for database objects (correct)
  • They provide hierarchical data representation
  • They are used to create complex queries
  • They ensure data integrity in tables

    • Which of the following ensures that all updates and inserts meet certain conditions in a view definition?

  • Uncheck
  • With
  • Check
  • With Check (correct)

    • Are views capable of containing all rows of a table?

    <p>TRUE</p> Signup and view all the answers

    What is the significance of indexes in a database schema?

    <p>To improve data retrieval performance</p> Signup and view all the answers

    What differentiates a view from a table in a database system?

    <p>Views provide a customizable virtual representation of data stored in tables</p> Signup and view all the answers

    When creating a view, what is the purpose of using 'With Check Option'?

    <p>'With Check Option' ensures that inserted rows meet view criteria</p> Signup and view all the answers

    'Synonyms' in a database serve which primary purpose?

    <p>Act as secure aliases for database objects</p> Signup and view all the answers

    'Sequences' in a database are used primarily for:

    <p>Generating unique numeric identifiers</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser