CREATE , ALTER , INSERT , DROP , DELETE , PRIMARY KEY , FOREIGN KEY: Enhancing(SQL) (Part-2)

PRE-REQUISTE Read Part 1st if you are not aware of all keys and anomalies in database PART-1 (Understand concept of all keys (theory) and what are anomalies in database) Creating first table ✅ Here I am created a table name as "customer" which contai...