Answer Posted / sonu kumar
primary of any table can't be null but unique can be
primary key may be a unique key but unique can't be a primary key b/c primary key of any relation cant be a null value
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
How can you move the master database
What is mysql aggregate functions? Explain
What are the functions used to encrypt and decrypt the data present in mysql?
Can foreign key have duplicate values?
How do I find the database name in mysql?
How to create table show example
How to create and drop view in mysql?
Create table employee (eno int(2),ename varchar(10)) ?
what is the procedure to configure the application of mysql?
Can mongodb replace mysql?
What language is used in mysql?
What is mysql server used for?
How to delete an existing column in a table?
Is mysql case-sensitive?
What is a tinyint?