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The relation with the attribute which is the primary key is referenced in another relation. The relation which has the attribute as a primary key is called ______________
Public key encryption uses multiple keys.ne key is used to encrypt data, while another is used to decrypt data.he key used to encrypt data is called the _______ key, while the key used to decrypt data is called the ________ key.
An attribute in a relation is a foreign key if the _______ key from one relation is used as an attribute in that relation.
In a given relationship R, if an attribute A uniquely defines all other attributes, then the attribute A is a key attribute which is also known as the _________ key.
Given the following statements: S1: A foreign key declaration can always be replaced by an equivalent check assertion in SQL. S2: Given the table R (a, b, c) where a and b together form the primary key, the following is a valid table definition. CREATE TABLE S (                 a INTEGER,                 d INTEGER,                 e INTEGER,                 PRIMARY KEY (d)                 FOREIGN KEY (a) references R) Which one of the following statements is CORRECT?
In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives. Truth is indeed a controversial aspect of ______. But almost always it can be justified as a moral principle on the basis of ______. When we talk about speaking the truth in order not to hide what, if hidden, will only prove damaging to others, we are emphasizing the ability to feel for others. Again, often we purposely keep ourselves from communicating the truth as, once ______, it may hurt someones feelings and sentiments. But keeping a person in the dark or denying him or her knowledge which he or she ought to have amounts to ______ another soul of its right to know that with which it has a ______. amounts to ______ another soul of its right
An attribute A of datatype varchar(20) has the value “Avi”. The attribute B of datatype char(20) has value ”Reed”. Here attribute A has ____ spaces and attribute B has ____ spaces.
A relation is in ____________ if an attribute of a composite key is dependent on an attribute of other composite key.
A relation in which every non-key attribute is fully functionally dependent on the primary key and which has no transitive dependencies is said to be in:
If every non-key attribute is functionally dependent primary key, then the relation will be in