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IBM SQL PLSQL Interview Questions

Questions Answers Views Company eMail

What is Referential Integrity?

3 12808

what is the difference between union and union all

14 45856

What are nested triggers ?

6 33463

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

23 36964

how to retrive only second row from table?

31 52040

what is a cursor

9 15664

which will fire first ? Trigger or Constraint

24 50311

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

12 28777

how to find the second highest salary from emp table?

211 361217

wht is the difference between sqlaserver2000 and 2005

1 5862

what is the difference between the query and corelated query

8 20304

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 8724

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 13489

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

15 28381

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

10 20722

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IBM SQL PLSQL Interview Questions

IBM SQL PLSQL Interview Questions (41)

Un-Answered Questions

What are the disadvantages of spring framework?

365

What is servlet used for?

1092

What type of memory is the stack?

1017

What are the interferences in cdma?

639

Explain pipelining? : .NET Architecture

908

Classify the apple into fruits, roots, stem.

933

What is asynchrony in mq?

868

How spectral lines show discrete energy levels in an atom. : quantum physics

816

What causes a runtime error c++?

1073

What is the shortcut to delete a blank page in word 2007?

527

Mention some of the validator tags used in JSF?

Test a function that reads a file into memory, say ReadFileToMemory( FILE * pFile, BYTE * pMem, DWORD numBytes)

3193

What is difference between dao and service?

How to change window manager by editing your home directory?

812

What is flush programming?

951