Oracle 12c Sql Hands-on Assignments Solutions Site

SELECT employee_id, first_name, last_name, hire_date FROM employees WHERE EXTRACT(YEAR FROM hire_date) = 2012 ORDER BY hire_date ASC; You can also use the TO_CHAR method:

Oracle 12c SQL: Step-by-Step Solutions to Hands-On Assignments (Employee & Sales Schema) oracle 12c sql hands-on assignments solutions

Oracle 12c, SQL, Assignments, PL/SQL, Window Functions With WITH TIES , it respects the salary rank

CREATE TABLE emp_analytics AS SELECT department_id, last_name, salary, RANK() OVER (PARTITION BY department_id ORDER BY salary DESC) AS salary_rank FROM employees; Oracle 12c SQL is robust, but the secret to passing hands-on assignments is understanding the subtle differences in windowing functions and the modern Top-N syntax . Always test your OFFSET/FETCH logic on a small subset first to verify sorting order. With WITH TIES

SELECT employee_id, first_name, last_name, salary FROM employees ORDER BY salary DESC FETCH FIRST 5 ROWS WITH TIES; Note: Without WITH TIES , it returns exactly 5 rows. With WITH TIES , it respects the salary rank.

WHERE TO_CHAR(hire_date, 'YYYY') = '2012'; Find all products in the oe.product_information table whose list price is between $50 and $200, but exclude products where the product name contains the word 'Monitor'.

Write a query to page through employee data, showing rows 21 to 30 (Offset 20, Fetch 10).