SQL subqueries on employee Database: Find the most recently hired emps in each department order by hire_date
SQL subqueries on employee Database: Exercise-52 with Solution
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52. From the following table, write a SQL query to find recently hired employees of every department. Sort the result-set in descending order by hire date. Return complete information about the employees.
Sample table: employees
Sample Solution:
SELECT *
FROM employees e
WHERE hire_date IN
(SELECT max(hire_date)
FROM employees
WHERE e.dep_id = dep_id )
ORDER BY hire_date DESC;
Sample Output:
emp_id | emp_name | job_name | manager_id | hire_date | salary | commission | dep_id --------+----------+-----------+------------+------------+---------+------------+-------- 68736 | ADNRES | CLERK | 67858 | 1997-05-23 | 1200.00 | | 2001 69324 | MARKER | CLERK | 67832 | 1992-01-23 | 1400.00 | | 1001 69000 | JULIUS | CLERK | 66928 | 1991-12-03 | 1050.00 | | 3001
Practice Online
Structure of employee Database:
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Previous: From the following table, write a SQL query to find those employees who receive maximum salary for a designation. Sort the result-set in descending order by salary. Return complete information about the employees.
Next: From the following table, write a SQL query to find those employees who receive a salary higher than the average salary of their department. Sort the result-set in ascending order by department ID. Return employee name, salary, and department ID.
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SQL: Tips of the Day
SQL Server SELECT into existing table.
INSERT INTO dbo.TABLETWO SELECT col1, col2 FROM dbo.TABLEONE WHERE col3 LIKE @search_key
This assumes there's only two columns in dbo.TABLETWO - you need to specify the columns otherwise:
INSERT INTO dbo.TABLETWO (col1, col2) SELECT col1, col2 FROM dbo.TABLEONE WHERE col3 LIKE @search_key
Database: SQL Server
Ref: https://bit.ly/3y6tpA3
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