Sql select employee from table with at least one department, Database Management System

Assignment Help:

Consider employee (e_no, e_name, e_salary, d_code), dept
(d_code, d_name) and dependent (depndt_name, e_no, relation).
Show the names of employees in purchase and accounts departments with at least one dependent.

SELECT e_name FROM employee, dependent, dept
WHERE employee.d_code=dept.d_code
AND employee.e_no=dependant.e_no
AND d_name IN (‘ACCOUNTS', ‘PURCHASE')
GROUP BY e_name
HAVING COUNT (e_no)>=1

Related Discussions:- Sql select employee from table with at least one department

Describe the benefits of OOD techniques, Describe the benefits of OOD techn...

Describe the benefits of OOD techniques OOD techniques are very useful for development of large and complex systems. It has been noted that large projects that are developed u

Group by clauses-data manipulation language, Group By clauses • It is ...

Group By clauses • It is used to group database tuples on the basis of definite common attribute value like as employees of a department. WHERE clause still can be used

Describe graphical user interface, Describe Graphical User Interface? ...

Describe Graphical User Interface? Graphical User Interfaces (GUIs) - A GUI typically displays a schema to the user in diagrammatic form. The user can then specify a query th

External failure-database recovery and security, External failure : A failu...

External failure : A failure can also result because of an external cause, such as earthquakes, fire, floods, etc. The database must be duly backed up to avoid troubles occurring d

Views-data control, Views A view is like a window by which data from ta...

Views A view is like a window by which data from tables can be changed or viewed. The table on which a view is based is known as Base table. The view is stored as a SELECT stat

Data warehousing, job scheduling for different cubes

job scheduling for different cubes

Database, i would like to ask if you will do assignment of database number ...

i would like to ask if you will do assignment of database number of words 1500 and how much

What create when a primary key combined with a foreign key, What will be cr...

What will be create when a primary key if combined with a foreign key? A primary key if combined with a foreign key it creates Parent-Child relationship between the tables that

What is called an evaluation primitive, What is called an evaluation primit...

What is called an evaluation primitive? A relational algebra operation annotated with instructions on how to evaluate is known as an evaluation primitive.

Visio diagram - database, The database depicted in the Visio diagram descri...

The database depicted in the Visio diagram describes Proceeding , Article , Researcher , article PublishedIn a proceeding, article WrittenBy researchers and proceedings Edi

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages