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IBM SQL PLSQL Interview Questions

Questions Answers Views Company eMail

What is Referential Integrity?

3 13036

what is the difference between union and union all

14 46574

What are nested triggers ?

6 33795

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

23 37897

how to retrive only second row from table?

31 53214

what is a cursor

9 16016

which will fire first ? Trigger or Constraint

24 51358

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

12 29273

how to find the second highest salary from emp table?

211 368444

wht is the difference between sqlaserver2000 and 2005

1 5970

what is the difference between the query and corelated query

8 20708

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 8888

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 13778

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

15 29047

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

10 21132

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IBM SQL PLSQL Interview Questions

IBM SQL PLSQL Interview Questions (41)

Un-Answered Questions

Meaning of ingrace protection for motor.for ex IPXY

2920

What is the difference between physical file and logical file?

1142

Differentiate constraint vs validation?

531

What do you know about uppercase filter and lowercase filter in angularjs?

745

Can you inherit from an abstract class java?

998

how do you debug and test your sas programs? : Sas programming

1131

How can you use Perl warnings and what is the importance to use them?

974

In what scenarios jQuery can be used?

899

Does razor engine supports for tdd?

1172

How would I sell something to some one over the phone? What is selling skill?

3074

1)How much current can a 3-1/2 core 100 mm wire carry? 2)What are the special cables required for explosion proof wiring? 3)In case you do not have coal and salt for earthing, how can you achieve good temporary earthing? 4)One horse power single phase motor is more likely to get hot than a one horse power 3 phase motor. Is it true or false, if true why? 5)What are the different types of soft starters for large motors?please explain?

4648

What are the different label of management that are found a large organization?

2254

What is the full form of WindowsNT ?

1053

define profiler???

2058

What are the parameters of project system?

988