Oracle 12c Sql Hands-on Assignments Solutions |link|

table, but make the output professional by using a clear column heading. title, pubdate "Publication Date" Use code with caution. Copied to clipboard : This query uses a Column Alias to rename the field for better readability in reports. 2. The Customer Outreach: Data Cleansing

Oracle 12c introduced improved GROUP BY extensions like GROUP BY ROLLUP and GROUP BY CUBE . However, for ranking, the RANK() window function (available since Oracle 8i) is the standard tool. oracle 12c sql hands-on assignments solutions

-- Find the employee with the highest salary SELECT * FROM EMPLOYEES ORDER BY SALARY DESC FETCH FIRST 1 ROW ONLY; table, but make the output professional by using