Codechef4u is a community for computer professionals,by computer professionals,just like you; who loves sharing and helping each others,Join them
Share your post


Hi tanjil here is answer of your question,

Primary key that is not auto-incremented is editable but PK should be unique and not null that is constraint(RDBMS Rule)

Share your answer

Share as a guest

Please subscribe me to the CodeChef4U.

By creating your new answer, you agree to the privacy policy and terms of service.