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IBM Oracle General Interview Questions

Questions Answers Views Company eMail

How to Remove the 3rd highest salary person record from table?

9 19162

Table E: Name dept month sal 1 A JAN 800 2 B APR 1000 3 A JAN 300 4 A JAN 600 5 C JUN 400 1) SELECT HIGHEST SAL PAID DEPT IN JAN MONTH? 2) WRITE QUERY GET MAX SAL DEPT NO?

6 7450

what is the difference between table and veiw?

4 7267

Which Department has MOST NUMBER of employees?

8 51188

Suppose U install the oracle DB either enterprise edition or express edition in ur personal PC, Is there the Database has been created after ur installation if not then where the oracle's all objects with data be stored?

1 3978

how to retrive xml data for using sql query?

3 7029

1. How actually index will work ? 2. Why do people prefer mostly bitmap index and btree index in datawarehouse ? 3. If I use the column in aggrigate functions like max,min,count and avg and if I have a index created on that column, will it increases the performance ?

1 4697

I just want to maintain data like an employee can belongs to 3 or more departments . We can resolve this by using composite key but it avoids normalization rules. So Can anyone tell me how can I maintain data.

2193

src name sex a,male b,female c,male d,female Required output : male female a,b c,d tried pivot but was not successfull select * from src pivot (max(name) for sex in ('MALE','FEMALE'));

1697

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IBM Oracle General Interview Questions

IBM Oracle General Interview Questions (39)

Un-Answered Questions

Why were the Gothic Churches able to have large stain glass windows?

3369

List out some basic elements in html5?

851

What is microsoft register server?

1040

How do you create a reference in excel?

613

Difference between obj-validate and edit-validate?

501

What are the types of constructor's in ooabap ?

What is an auto-encoder?

What is the css3 hsl() function?

764

What is the use of stop statement?

1092

Explain lock escalation? : Transact sql

1212

What is deployer?

983

Can we avoid deletion of records through validation rules? : salesforce validation rules

484

What is active directory? How it works?

882

How to calculate the crank rod in slab

2445

What are the main error types in php and how do they differ?

1333