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Oracle General Interview Questions
Questions Answers Views Company eMail

12 RULES OF RDBMS

1 4526

How do we know whether an index is created on a table ???

TCS,

2 5984

Given two table employee and department EMP ---------------- empid deptid(fk) Dept --------------------- deptid(pk) deptname que-Write a query to find count of employee in each department. Expected Output- deptid countofEmployee --------------------------- 10 57 20 20 30 15

2 6210

why should i declare foreign key constraint as self relation instead of binary relation in tables ?

Oracle,

2092

What happens internally when the user types userID/password@string in SQL PLUS Thanks-Bhaskar

Oracle,

1 4685

Which Database is the best for the Security issue ? 1. DB2 2.SQL Server 3.MySQL 4.ORACLE

1 3583

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

HCL,

3 5575

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

HCL,

2 5380

select * from emp what happened internally when we write this query in the sql prompt?

5 7860

can you explain performance tunning in oracle(sql,PL/SQL)

2 4795

Two triggers one is before insert and other is after insert are firing on a table.If 10 times you insert in a table.Then how many times before trigger and how many types after trigger will fire in pl/sql.

1 4230

DBMS vs. RDBMS

TCS,

2 5523

Which database is better for os platform dependency?

1 3836

Why we choose emp number as primarykey?

4 6813

am completed mca2011 how get certification in oracle

1 3067


Post New Oracle General Questions

Un-Answered Questions { Oracle General }

How to insert multiple rows with one insert statement in oracle?

1135


what is a Nested Loop join?

2175


How to pass parameters to procedures in oracle?

1083


Can sub procedure/function be called recursively?

1051


How to open a cursor variable?

1091


How are extents allocated to a segment?

1182


How do I connect to oracle database?

1199


How to initialize variables with default values?

1308


What is connection pooling in oracle?

1018


What is a sub query? Describe its types?

1074


How would you go about verifying the network name that the local_listener is currently using?

2109


How to run create database statement?

1081


What are the types of partitions in oracle?

1079


What is a snapshot in oracle database?

1073


You have 4 instances running on the same UNIX box. How can you determine which shared memory and semaphores are associated with which instance?

2065