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...


When Can you be sure that a query will return only one row?

Answers were Sorted based on User's Feedback



When Can you be sure that a query will return only one row?..

Answer / shailendra

when you will retrive the record on the basis of primary key
for the perticuler record.

as like
select * from table_name where acct_no =2345678754332

the above given answeris also right

Is This Answer Correct ?    2 Yes 1 No

When Can you be sure that a query will return only one row?..

Answer / s

A Matching Index scan with equal predicate on a Unique
index will return only one row.

Is This Answer Correct ?    1 Yes 1 No

When Can you be sure that a query will return only one row?..

Answer / shankar

When you use CURSORS in your program.

or

when you use FETCH FIRST (n) ROW ONLY option on your SELECT
statement.

Is This Answer Correct ?    1 Yes 2 No

When Can you be sure that a query will return only one row?..

Answer / shekhar

when u use column function without using group by clause. it will give only single value. PLz correct if i m wrong.

Is This Answer Correct ?    0 Yes 2 No

Post New Answer

More DB2 Interview Questions

Can one database have multiple instances?

0 Answers  


4. A DB2 application is bound with uncommitted Read isolation level.It issues a request that retrieves 20 rows out of 200000 in the table. Which of the following descrbes the rows that are locked as a result of this request? a. None of the rows are locked. B.The retrieved rows are locked. C.The last row of the result set is locked. D.The rows not previously updated by another application are locked.

3 Answers   Wipro,


i have a table like this : Name ADDRESS Toto 123 ... Toto 456 ToTo 678 I would like to delete 2 last row...please tell me how to delete its

5 Answers   EDS,


how will i display the duplicate record's from a table... i don't want to eliminate ...i want to display the duplicate record...for example in my table i have 10 record's like record no(1,2,3,4,2,9,6,1) in this ...so i want to receive duplicates...

1 Answers   UST,


What is the meaning concurrency in the db2 database?

0 Answers  


How can you do the explain of a dynamic sql statement?

0 Answers  


How can you get the number of rows impacted by the last executed query?

1 Answers  


what is datacom db?

2 Answers   CSC,


How will fetch last 5 rows from table in db2

6 Answers  


how to resolve -805 . how to see dbrm and package not found

2 Answers   IBM,


Can All Users Have The Privilege To Use The SQL Statement Select (DML)?

1 Answers  


What is a db2 tablespace?

0 Answers  


Categories