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The____condition allows a general predicate over the relations being joined.

Using

Set

Where

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All aggregate functions except _____ ignore null values in their input collection.

Count

Avg

Sum

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Triggers are supported in

Delete

Update

Views

All of the mentioned

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Here which one denotes the relation for which index is created?

StudentID_index

StudentID

Student

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Which of the following can be addressed by enforcing a referential integrity constraint?

All phone numbers must include the area code

Certain fields are required

Information on the customer must be known before anything can be sold to that customer

When entering an order quantity, the user must input a number and not some text

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MCQ

Aggregate functions are functions that take a ___________ as input and return a single value.

Collection of values

Single value

Aggregate value

Both Collection of values & Single value

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Banking

Engineering

General

Medical

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category More Database Management System Topics

Miscellaneous or General

Relational Algebra

Database Systems

Data Models

The Relational Database Model

Entity Relationship (ER) Modeling

Advanced Data Modeling

Normalization

Structured Query Language (SQL)

Advanced SQL

Database Design

Transaction and Concurrency

Data Warehouses

Database Administration

Mixed

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