Can a key be both primary and foreign?


No Answer is Posted For this Question
Be the First to Post Answer

Post New Answer

More SQL PLSQL Interview Questions

How to delete same emp id in sql query for exmaple in emp table emp id, empname, emp address. for example emp id =5, repeated in two times in rows same id how to delete same empid please any one of the write query send in my id

8 Answers   CGCI,


What is compound trigger?

0 Answers  


What is the main reason behind using an index?

0 Answers  


What type of database is sql?

0 Answers  


Can we join tables without foreign key?

0 Answers  






How do you explain an index number?

0 Answers  


what is the difference between inner and outer join? Explain with example. : Sql dba

0 Answers  


Types of optimization?

6 Answers   Microsoft,


How many sql databases can you have on one server?

0 Answers  


What is the difference between having and a where in sql?

0 Answers  


What is a nested table in word?

0 Answers  


What is the difference between mdf and ndf files?

0 Answers  


Categories