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IBM SQL PLSQL Interview Questions
Questions Answers Views Company eMail

What is Referential Integrity?

3 9504

what is the difference between union and union all

14 37156

What are nested triggers ?

6 25563

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

22 23388

how to retrive only second row from table?

31 36394





what is a cursor

9 10486

which will fire first ? Trigger or Constraint

24 36178

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

11 19151

how to find the second highest salary from emp table?

209 269540

wht is the difference between sqlaserver2000 and 2005

1 4295

what is the difference between the query and corelated query

8 13555

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 6366

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 9022

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

15 18185

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

9 15070

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IBM SQL PLSQL Interview Questions


Un-Answered Questions

What is 'gap insurance'?

204


What do you mean by ZNode?

1


Give me the code of in-order recursive and non-recursive.

177


Do you know headquarters of some Indian Government Banks?

173


What is the injector?

125






Ceiling Fan and Storage type water heater. Discuss

1112


this is Ramu .i am working as sap sd end user.I am joined sap sd course but i am completed my graduation 2011. actually 2005 -2008 my education year. any plausibility to get good ob

1138


Do inline functions improve performance?

151


how can I test reports in cagnos?

162


What is the importance of encryption on a network?

1


What are the adaptations of Halophites to salinity ?

1376


How do you backup a database in mysql?

158


how to estimate man power for estimating the time required for completion of a project in terms of carpenters,barbenders,masons for block work ,masons for plasteing ,unskilled labour, painters, tiles masons,plumbers and electricians for medium and high rise constructions and independent villa projects.

2822


What is time phased Planning?

792


What is the use of expression tree in c#?

94