MySQL
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  1. What MySQL MAKE_SET() function returns if the value of the bit is 1 and the first string is NULL?

  2. What MySQL MAKE_SET() function returns if there are all NULL at the place of strings?

  3. How can I return the values of columns from MySQL table as a set of values?

  4. How can we create MySQL stored procedure to calculate the factorial?

  5. What are the most significant differences between MySQL functions and procedures?

  6. How can we use prepared statements in a stored procedure?

  7. How MySQL NULLIF() control flow function is similar to CASE statement?

  8. While linking two strings, if I will add a NULL value then what would be the output of a CONCAT() function?

  9. How does the value of system variable max_allowed_packet affect the result of a string-valued function?

  10. While linking the strings, if I will add a NULL value then what would be the output of a CONCAT_WS() function?

  11. What is MySQL Cursor? What are its main properties?

  12. What are the different steps in using MySQL cursor?

  13. Why is it necessary to declare NOT FOUND handler while using MySQL cursor?

  14. What is the purpose of MySQL TRIM() function?

  15. When MySQL MAKE_SET() function returns NULL?

  16. Create a procedure to find out the factorial of a number?

  17. What is the difference between = and: = assignment operators?

  18. What would be the default return type of MySQL IFNULL() control flow operator?

  19. How can we create MySQL stored procedures without ‘BEGIN’ and ‘END’?

  20. How can REPLACE() be used with UPDATE clause to make permanent changes to a table?

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