MySQL
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  1. What is the significant difference between MySQL TRUNCATE and DROP command?

  2. What is MySQL DELETE command used for?

  3. What is the difference between MySQL TRUNCATE and DELETE command?

  4. How can we insert current date and time automatically on inserting values in other columns in MySQL?

  5. Why MySQL uses the interval like 7 day and 2 hour instead of 7 days and 2 hours?

  6. How can I insert the values in columns without specifying the names of the column in MySQL INSERT INTO statement?

  7. How to add columns to an existing MySQL table?

  8. In MySQL, how can I insert date and time automatically while inserting NULL values to the other columns?

  9. How is it possible to store date such as February 30 in a MySQL date column?

  10. How can we add multiple columns, with single command, to an existing MySQL table?

  11. How can we add columns with default values to an existing MySQL table?

  12. How can we modify column/s of MySQL table?

  13. In MySQL, how can we display the date in other format specified by the user?

  14. How can we copy data with some condition/s from existing MySQL table?

  15. How can we get a list of columns in an existing MySQL table?

  16. Do we have any other statement in MySQL instead of SHOW COLUMNS to get the list of columns in an existing table?

  17. How to get last day of the previous month in MySQL?

  18. How to get last day of the next month in MySQL?

  19. In which format Year(2) or Year(4) MySQL will return the value of year from date ‘0000-00-00’?

  20. What are the different unit values that can be used with MySQL INTERVAL keyword?
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