What are joins..how many types of joins are there?

Answer Posted / m.sivakumar

joins is a that combines the rows from two or more tables

joins are 5 types
1.cross join
2.equi join or inner join
3.outer join
4.self join
5.non_equi join

Is This Answer Correct ?    1 Yes 2 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

List out the difference between commit, rollback, and savepoint?

616


How to list all tables in your schema?

605


Why is oracle so popular?

558


Where do we use decode and case statements?

557


In Oracle Applications We are Using Sub Ledger Accounting. When we Transfer the Data all modules (AP,AR,CE,FA) to SLA We done Some customizations? What are They??

1364






There are n numbers of flatfile of exactly same format are placed in a folder.Can we load these flatfile's data one by one to a single relational table by a single session??

1614


What is format trigger?

1616


What is the difference between view and materialized view in Oracle?

606


In oracle there is column command, how will you explain that?

547


How to find out what oracle odbc drivers are installed?

568


What is backup in Oracle?

567


In AP we done Customizations for Late Payments Charges. For Reporting Purpose What are the Documents Prepared for Customer Understanding??

1203


what is the use of triggers in Java program? I mean where do we use triggers in Java programming?

1693


ur a sql devoloper...what is the process in ur company for finding the database BUGS .. seperate DB testers are there? or devr.s are manage? if DB TESTERS in there what is the process

1741


What are the predefined tablespaces in a database?

554