Database Operations and SQL Statements
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Questions and Answers

Which statement allows the combination of Insert and Update in one statement?

  • CREATE TABLE
  • SELECT
  • MERGE (correct)
  • UPDATE
  • In SQL, which clause is used to indicate the conditions under which a row will be included in the result?

  • GROUP BY
  • ORDER BY
  • FROM
  • WHERE (correct)
  • Which type of SQL statement is used for queries on single or multiple tables?

  • CREATE TABLE
  • INSERT
  • SELECT (correct)
  • UPDATE
  • Which SQL clause indicates categorization of results?

    <p>GROUP BY</p> Signup and view all the answers

    In SQL, which type of statement is used to manipulate the database by selecting data?

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

    In SQL, what does the HAVING clause do?

    <p>It operates on groups (categories) based on specified conditions</p> Signup and view all the answers

    What is a scalar aggregate in the context of SQL?

    <p>A single value returned from an SQL query with aggregate function</p> Signup and view all the answers

    What does the LIKE operator in SQL allow you to do?

    <p>Compare strings using wildcards</p> Signup and view all the answers

    When using the GROUP BY clause in SQL, what do you include in the SELECT clause?

    <p>Single-value fields with aggregate functions</p> Signup and view all the answers

    What does an alias represent in SQL?

    <p>An alternative column or table name</p> Signup and view all the answers

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