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Introduction to SQL Notes App Download | Database Systems PDF e-Book

Database Systems MCQs: Chapter 15

Introduction to SQL Notes Questions & Answers PDF Download - 8

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The Introduction to SQL Notes Questions and Answers PDF (Introduction to SQL Quiz Answers PDF e-Book) download Ch. 15-8 to learn Database Systems Course. Solve SQL Data Definition MCQs, Introduction to SQL MCQs questions and answers PDF to learn online classes courses. The Introduction to SQL Notes App Download: Free Database Systems App to learn aggregate functions, basic structure of sql queries career test for online computer science schools.

The Quiz: The command to delete the relation is "Introduction to SQL" App APK Download with answers: delete about *example*, delete from *example*, abort from *example*, and abort about *example* to learn online classes courses. Practice View of Data Quiz Questions, download Kobo eBook (Free Sample) to learn online classes courses.

SAT Test for SAT Prep

Introduction to SQL Test Questions and Answers PDF Download: MCQ 8

MCQ: 36

The command to delete the relation is

  1. Delete from *example*
  2. Delete about *example*
  3. Abort from *example*
  4. Abort about *example*
MCQ: 37

We define an SQL relation by using the command

  1. create table
  2. define table
  3. namespace
  4. name table
MCQ: 38

The number of error(s) in the following query is/are:
select avg (salary)
from instructor;
where dept name=Comp. Sci.

  1. 1
  2. 2
  3. 3
  4. 4
MCQ: 39

The aggregate operations, when an empty collection is applied on the function, return a

  1. 0
  2. 1
  3. Undefined value
  4. Null value
MCQ: 40

The result relation has all attributes from all the relations in the

  1. Select clause
  2. IN clause
  3. From clause
  4. Define clause

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