Similar Collections



A Relation is a
In mathematical term Table is referred as
In mathematical term Row is referred as
_______ allow us to identify uniquely a tuple in the relation
Minimal Superkeys are called
Who proposed the relational model?
Data Manipulation Language (DML) is not to
Which of the following in true regarding Referential Integrity?
How many types of keys in Database Design?
The minimal set of super key is called
Foreign key is the one in which the ________ of one relation is referenced in another relation
Domain constraints, functional dependency and referential integrity are special forms of _________
Which one of the following uniquely identifies the elements in the relation?
A _____ is a property of the entire relation, rather than of the individual tuples in which each tuple is unique
Which one of the following attribute can be taken as a primary key ?
Which one of the following cannot be taken as a primary key ?
A attribute in a relation is a foreign key if the _______ key from one relation is used as an attribute in that relation
The relation with the attribute which is the primary key is referenced in another relation. The relation which has the attribute as primary key is called
The ______ is the one in which the primary key of one relation is used as a normal attribute in another relation
A _________ integrity constraint requires that the values appearing in specified attributes of any tuple in the referencing relation also appear in specified attributes of at least one tuple in the referenced relation
total questions: 119





Best Answers