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IBM SQL PLSQL Interview Questions

Questions Answers Views Company eMail

What is Referential Integrity?

3 12839

what is the difference between union and union all

14 45958

What are nested triggers ?

6 33510

how to check the 3rd max salary from an employee table?

23 37117

how to retrive only second row from table?

31 52212

what is a cursor

9 15729

which will fire first ? Trigger or Constraint

24 50459

How to improve the performance of a pl/sq stored procedures or functions or triggers and packages ?

12 28874

how to find the second highest salary from emp table?

211 362356

wht is the difference between sqlaserver2000 and 2005

1 5881

what is the difference between the query and corelated query

8 20371

How many database objects (trigger, packages, sequence etc) uses a particular field in a given table. For ex: I want to know how many database object uses the ATTRIBUTE1 in the PO_VENDORS table. What query will give me the result showing the database object name(package, trigger etc), field_name used (in this case ATTRIBUTE1) and table_name (in this case PO_VENDORS).

2 8748

suppose I have two table one Emp and other is dpt. Emp table has a field ,dept id,name ,sal and dpt table has a field dept id,dept name. Now I want to find out the emplyee list whose sal is between 2000-3000 from dept x.

7 13522

What does “select count(*) from tab” result?

15 28475

What does “select count(1) from tab” result?

10 20790

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IBM SQL PLSQL Interview Questions

IBM SQL PLSQL Interview Questions (41)

Un-Answered Questions

How can you apply the same formatting to every sheet in a workbook in ms-excel?

694

How is a css executed in case of more than one conflicting rule?

543

1) can any one tell how dozer transmission system power terrain --track

2517

What is nested interface?

966

What is the usage of iis?

877

Where is reference in word?

607

What is the vanishing gradient problem in deep learning?

What is a lease agreement? What are its contents?

1103

what is blob?

636

Name the branch of chemistry that deals with the relationship between electricity and chemical reactions?

1148

What is dynamic linking?

1019

Explain what is sap?

913

What is configuration management in terms of infrastructure and mention a few popular tools used?

How DC earth leakage currents can be reduced ?

1880

Please brief me about number of pole in alternator.In single phase alternator coils are connected in star or series. How to calculate frequency for the same.

1865