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Oracle Interview Questions
Questions Answers Views Company eMail

What are cursor?where are they used?

2 6351

Please explain the difference between outer join and inner join? With examples would be appreciable..!

IBM,

6 18884

What is the difference between formula column and place holder?

3 7724

HI in report builder am creating paramters.for that i have taken emp table from scott user . in deptnum am displaying distinct deptno.if i select dept 10 ,empnum drop down should display empno's of deptno 10. .if i select dept 20 ,empnum drop down should display empno's of deptno 20.for this wat i have to do.

2 4279

how to use buttons,check boxes in paper layout,paper design and paper parameter form in oracle report developer 10g

1931

in user parameter property we have list of values.can we write select query for binding? for example:: select empno from emp where deptno=:deptnum :deptnum is first parameter it displays distinct dept nos. if i do like this it is giving error:: bind variables are not allowed in the select statement

1627

What is store procedure?and how do u take the values from database and run in scripts?

Polaris,

2 5437

how can db_files > maxdatafiles since db_files is for instance and the later is for database

CTS,

2577

What are the composite date types in oracle?

HCL,

6 17765

Please help me how to write a Query to change the primary key constraint from 1 attribute to another attribute in a table

3 6370

in reports 1og.if we enter a query in list of values then parameter form displays a dropdown.in that if any ething is selected then that will display in the report.supp if i am not selected any value then it should display all the values.how it is possible?can any one help me........

1 4181

HI in report builder am creating paramters.for that i have taken emp table from scott user . in deptnum am displaying distinct deptno.if i select dept 10 ,empnum drop down should display empno's of deptno 10. .if i select dept 20 ,empnum drop down should display empno's of deptno 20.for this wat i have to do.

2 4956

in user parameter property we have list of values.can we write select query for binding? for example:: select empno from emp where deptno=:deptnum :deptnum is first parameter it displays distinct dept nos. if i do like this it is giving error:: bind variables are not allowed in the select statement

2068

how to use sequence and what use of sequence cache

1 4400

what is difference between where clause and having clause?

13 35968


Un-Answered Questions { Oracle }

What is the max number of columns in an oracle table?

932


What is raw datatype in oracle?

1052


How to create tables for odbc connection testing?

1011


What are the tools for Oracle ?

1009


What is connection pooling in oracle?

914


What is an Oracle Data Block?

1005


What is pragma autonomous transaction in oracle?

993


How to create a new table in oracle?

1067


What kinds of responsibilities does a dba have in a database environment?

559


key flexfield structure

2112


Explain implicit cursor.

963


What is a named program unit?

1021


Is oracle a relational database?

871


Explain about achiever in sql?

981


When configuring sqlnet on the server what files must be set up?

576