A Guide to SQL
A Guide to SQL
9th Edition
ISBN: 9781337668880
Author: Pratt
Publisher: Cengage
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Chapter 8, Problem 13RQ

Explanation of Solution

Retrieving multiple rows with a “SELECT” statement:

To retrieve multiple rows with a SELECT statement, a cursor is used. It points the set of rows which is resulted from a PL/SQL SELECT statement.

  • Cursor is used to retrieve information in row by row fashion.
  • If the records stored in the database table needs to update one row at a time, then this is carried out by the cursor...

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