Multiple column queries-syntax, Database Management System

Assignment Help:

Multiple column Queries:

Syntax:

SELECT COLUMN1, COL2,......

FROM TABLE

WHERE (COLUMN1, COL2, ...) IN

(SELECT COLUMN1, COL2,....

 FROM TABLE

WHERE );

Example: Find the department number, name, job title and salary of those people who have the similar job title and salary as those are in department 10.

SELECT DEPTNO,ENAME, JOB, SAL

FROM EMP

WHERE (JOB, SAL) IN (         SELECT JOB, SAL

                                                 FROM EMP

                                                 WHERE DEPTNO=10);

OUTPUT:

DEPTNO

ENAME

JOB

SAL

10

Nirmal

MANAGER

2975

10

Kailash

ANALYST

3000

20

Ashwin

ANALYST

3000


Related Discussions:- Multiple column queries-syntax

Two phase locking technique, growing phase and shrinking phase are disjoint...

growing phase and shrinking phase are disjoint, why ?

What is a select operation, What is a SELECT operation? The select oper...

What is a SELECT operation? The select operation selects tuples that please a given predicate. We use the lowercase letter σ to denote selection.

What is the concept of knowledge discovery in database, Data Warehousing & ...

Data Warehousing & Mining 1. What is the concept of knowledge discovery in database? 2. Describe the following types of Multidimensional Data Models. • Stars, Snowflakes and

Difference between operating system and database security, Difference betwe...

Difference between Operating System and Database Security Security within the operating system can be executed at various levels ranging from passwords for access to system, t

Emergence of client server architecture, Emergence of Client Server Archite...

Emergence of Client Server Architecture Some of the pioneering work that was completed by some of the relational database vendors permitted the computing to be distributed on m

How to apply the bcnf decomposition , Consider the following relational sch...

Consider the following relational scheme: R (a,b,c,d,e,f) and its corresponding set of FDs {d→ a, be → c, ac → e, b → f, f → d, a → c}. a. Is the following decomposition i) non

In e-r diagram how derived attribute are represented, In E-R Diagram how de...

In E-R Diagram how derived attribute are represented ? In E-R Diagram By Dashed ellipse derived attribute are represented.

Identification of concurrency, Identification of concurrency Identifica...

Identification of concurrency Identification of concurrency: Dynamic model identifies concurrency. Two objects are said to be parallel (concurrent) if they can receive events a

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd