Check out example codes for "delete from sql". It will help you in understanding the concepts better.

Code Example 1

DELETE FROM table_name WHERE condition;

Code Example 2

DELETE FROM Customers
 WHERE CustomerName='Alfreds Futterkiste';

Code Example 3

DELETE FROM table_name WHERE condition;

Code Example 4

DELETE FROM table_name WHERE condition;

Code Example 5

DROP TABLE table_name;

Code Example 6

DELETE FROM table_name
/* delete all from the table */

Learn ReactJs, React Native from akashmittal.com