how to join two table?

Answers were Sorted based on User's Feedback



how to join two table? ..

Answer / partha

There are two types of join inner join and outer join.

(1)Inner join will return all the common records in both the
table
Ex: Select e.ename from Employee e,Dept d where e.did=d.did;

(2)Outer join is of 3 types Left Outer,Right Outer and full
outer.
Left outer retrieves common records from both the table and
all the record from the left table.
Similarly Right Outer all the records from right table and
Full outer from both the tables

Is This Answer Correct ?    21 Yes 0 No

how to join two table? ..

Answer / n

Inner and outer joins

Is This Answer Correct ?    0 Yes 0 No

Post New Answer

More Database Management Interview Questions

How do you open .db files?

0 Answers  


What is oracle block?

0 Answers  


Is it possible to use Transactional control statements in Database ?

2 Answers  


What are the different types of database keys?

0 Answers  


What do you understand by ‘atomicity’ and ‘aggregation’?

0 Answers  


Define object-oriented model.

0 Answers  


what do u mean by implementation?

0 Answers  


What do you mean by entity type?

0 Answers  


How many types of database languages are?

0 Answers  


Explain about the case statement present in stored procedure?

0 Answers  


When does checkpoint occur?

0 Answers  


How do you notify dbpak about stored procedure?

0 Answers  


Categories