SQL Script for deleting duplicates from an Oracle table
$30-100 USD
Завершено
Опублікований almost 20 years ago
$30-100 USD
Оплачується при отриманні
I require a SQL Script for deleting duplicates from an Oracle table
TABLE_A has 2 columns: COLUMN1 and COLUMN2
I need a script that will delete duplicates from TABLE_A, leaving only ONE of the duplicates.
Example would be:
1.
select * from TABLE_A
COLUMN1 COLUMN2
-----------------------
ABC 123
ABC 123
ABC 123
ABC 124
ABC 125
ABC 125
2.
Run script to identify and then delete dupes
3.
select * from TABLE_A
COLUMN1 COLUMN2
-----------------------
ABC 123
ABC 124
ABC 125
## Deliverables
1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done.
2) Deliverables must be in ready-to-run condition, as follows (depending on the nature of the deliverables):
a) For web sites or other server-side deliverables intended to only ever exist in one place in the Buyer's environment--Deliverables must be installed by the Seller in ready-to-run condition in the Buyer's environment.
b) For all others including desktop software or software the buyer intends to distribute: A software installation package that will install the software in ready-to-run condition on the platform(s) specified in this bid request.
3) All deliverables will be considered "work made for hire" under U.S. Copyright law. Buyer will receive exclusive and complete copyrights to all work purchased. (No GPL, GNU, 3rd party components, etc. unless all copyright ramifications are explained AND AGREED TO by the buyer on the site per the coder's Seller Legal Agreement).
## Platform
oracle database