Un-Answered Questions { Databases AllOther }

What does specialization in DBMS mean?

621


What is a sequence? Explain it with one example?

627


What is the candidate key used for?

600


What is the difference between primary and candidate key?

556


What is the difference between specialization and generalization?

557


Data structure used to implements a menu:

604


How default key is different from primary key?

600


How many indexes can be created on a table?

597


How many types of locks are present in a database?

576


What are the types of indexes that are present inside a database?

617


What is difference between clustered, non-clustered and unique index?

583


What is the use of default key?

603


What will happen non-clustered index will be created on clustered index?

590


How many types of normalization? What is the use of it?

598


What are different types of data models available? Explain with example?

640