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HCL Oracle General Interview Questions
Questions Answers Views Company eMail

What is schema?

41 40301

find out the third highest salary?

92 96387

What are the composite date types in oracle?

6 13148

diff between DELETE and TRUNCATE?.

14 12875

In Exception handling if we are using the when others first then what happens . whether it will show the compiler error

2 9804





can we insert any row to dual table if i got the permission from DBA

5 13028

ABOUT IDENTITY?

955

i deleted 4 records form the table.after i have applied commit .now i want to get back those records.how?

7 8021

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

9 10194

Table1- have two column filename data AFGDFD-20112011 hi how r u bsdasd-23042011 name shoud be in bold Now i want output like filename data AFGDFD hi how r u bsdasd name shoud be in bold Kindly answer this

3 2600

Table1- have two column filename data AFGDFD-20112011 hi how r u bsdasd-23042011 name shoud be in bold Now i want output like filename data AFGDFD hi how r u bsdasd name shoud be in bold Kindly answer this

2 2701

You have one employee table having 3 entries emp_id, Mgr_id and salary. Mgr_id is also referencing emp_id. so now find out the emp_id which are having the second highest salary, under a particular manager.

3 5159

create or replace procedure show_tab_rec ( P_tab VARCHAR2 ) IS cmd varchar2(50); begin cmd := 'select * from '|| P_tab; for int in ( execute immediate cmd ) loop dbms_output.put_line ( int.ename||' '||int.deptno); end loop; end; when i m compling this procedure i m getting this error PLS-00103: Encountered the symbol "IMMEDIATE" when expecting one of the following: . ( ) , * @ % & | = - + < / > at in is mod remainder not range rem => .. <> or != or ~= >= <= <> and or like LIKE2_ LIKE4_ LIKEC_ between || multiset member SUBMULTISET_ PLZ solve this error give this question answer asap Thanks advance.......

1 2973

what is the difference between joins and set operators.i am always confusing with two,can u pls kindly help me .

5 6909

Write query to fetch second maximum salary from employee table.

4 4060

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HCL Oracle General Interview Questions





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