Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...

Explain Connect by Prior?

Answer Posted / abhijit

The start with .. connect by clause can be used to select
data that has a hierarchical relationship (usually some sort
of parent->child (boss->employee or thing->parts).


select a.*, level from emp a
start with mgr is null
connect by mgr = prior empno;

The start with .. connect by clause can be used to select
data that has a hierarchical relationship (usually some sort
of parent->child (boss->employee or thing->parts).

Is This Answer Correct ?    19 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What port does sql server use?

1065


What is sql and how does it work?

1179


Which table is left in join?

983


what are the performance and scalability characteristics of mysql? : Sql dba

999


What is a natural join sql?

984


What is linq to sql?

1137


Does view contain data?

1039


Enlist the characteristics of pl/sql?

1804


Can we create table in function?

968


What are dml commands?

1023


how to delete duplicate rows from a join tables(I have three tables on that join) how do you know which join is need to be used? The select statement I have is: SELECT gc_skill_type.skill_type, gc_area_tec.area, gc_technology.technology, gc_technology.id_technology, gc_area_tec.id_area_tec FROM gc_skill_type, gc_area_tec, gc_technology WHERE gc_area_tec.id_skill_type (+) = gc_skill_type.id_skill_type AND gc_technology.id_area_tec (+) = gc_area_tec.id_area_tec order by gc_skill_type.skill_type asc, gc_area_tec.area asc, gc_technology.technology asc

4020


What are different joins used in sql?

1058


How do I filter in sql profiler?

999


Who is the owner of mysql database?

1058


Which one is better sql or oracle?

973