Which of the following SQL statements displays the all unique job ids from the WORKERS table? A. SELECT job_id FROM WORKERS; C. SELECT DIST job_id FROM WORKERS; B. SELECT DISTINCT (job_id) FROM WORKERS; D. SELECT * FROM WORKERS;

Which of the following SQL statements displays the all unique job ids from the WORKERS table? A. SELECT job_id FROM WORKERS; C. SELECT DIST job_id FROM WORKERS; B. SELECT DISTINCT (job_id) FROM WORKERS; D. SELECT * FROM WORKERS;

Oracle 12c: SQL

3rd Edition

ISBN:9781305251038

Author:Joan Casteel

Publisher:Joan Casteel

Chapter2: Basic Sql Select Statements

Section: Chapter Questions

Problem 5MC

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