Question d’entretien chez Interface Infosoft Solutions
What is Procedure in Database? What is an index in Database? The difference between Primary Key and Unique Key? The difference between JDBC and Hibernate?
Réponse à la question d'entretien
Utilisateur anonyme
19 oct. 2017
In a table , there can only be one Primary key which cannot be null whereas Unique key can accept only one null value .