Oracle Exam key concepts related to calculations - mcsaclass.com

Oracle 8i Certification

Oracle Exam key concepts related to calculations

Written a PL/SQL loop, you need to test if the current FETCH
was successful. Which SQL cursor attribute would you use to accomplish this task?

A. SQL % ISOPEN
B. SQL % ROWCOUNT
C. SQL % FOUND
D. This task cannot be accomplished with a SQL cursor attribute.
E. A SQL cursor attribute cannot be used within a PL/SQL loop.

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Answer: C

Explanation:
Answer C is correct because of SQL%FOUND attribute returns TRUE if current FETCH
have been successful.
Incorrect Answers:
A: SQL%ISOPEN attribute returns TRUE if cursor is OPEN and ready for use.
B: SQL%ROWCOUNT returns the number of rows that were processed by the
statement.
D: This task can be successfully accomplished with a SQL%FOUND cursor attribute.
E: PL/SQL loop can contain a SQL cursor attribute.
Oracle 8, DBA Certification Exam Guide, Jason S. Couchman, p. 222-224
Chapter 5: Introducing PL/SQL