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SQL Exercise: Employees who joined in a month having 2nd char is A

SQL employee Database: Exercise-115 with Solution

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115. From the following table, write a SQL query to find those employees who joined in any month, but the name of the month contain the character ‘A’ in second position. Return complete information about the employees.

Sample table: employees


Sample Solution:

SELECT *
FROM employees
WHERE to_char(hire_date,'MON') LIKE '_A%';

Sample Output:

 emp_id | emp_name | job_name | manager_id | hire_date  | salary  | commission | dep_id
--------+----------+----------+------------+------------+---------+------------+--------
  66928 | BLAZE    | MANAGER  |      68319 | 1991-05-01 | 2750.00 |            |   3001
  68736 | ADNRES   | CLERK    |      67858 | 1997-05-23 | 1200.00 |            |   2001
  69324 | MARKER   | CLERK    |      67832 | 1992-01-23 | 1400.00 |            |   1001
(3 rows)

Practice Online


Sample Database: employee

employee database structure

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SQL: Tips of the Day

Count the number of occurrences of a string in a VARCHAR field?

SELECT 
    title,
    description,    
    ROUND (   
        (
            LENGTH(description)
            - LENGTH( REPLACE ( description, "value", "") ) 
        ) / LENGTH("value")        
    ) AS count    
FROM <table> 

Ref: https://bit.ly/3PvNdT4