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Oracle General Interview Questions
Questions Answers Views Company eMail

What are the restrictions on external table columns?

 547

What privilege is needed for a user to insert rows to tables in another schema?

 560

How to loop through data rows in the implicit cursor?

 539

How to create additional tablespaces for an new database?

 570

How many categories of data types?

 570

Can you assign multiple query result rows to a variable?

 546

How to use fetch statement in a loop?

 551

How do I call oracle stored procedures that take no parameters?

 562

How do I learn what codesets are available in oracle?

 573

How do I use os authentication with weblogic jdriver for oracle and connection pools?

 573

How do I limit the number of oracle database connections generated by weblogic server?

 543

Why do I get unexpected characters from 8-bit character sets in weblogic jdriver for oracle?

 606

How do I use unicode codesets with the weblogic jdriver for oracle driver?

 548

Why does for update in oracle 8 cause an ora-01002 error?

 543

How to find the duplicate rows count from employees table in oracle?

 542

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Un-Answered Questions { Oracle General }

What happens in oracle commit?

561

When do we use group by clause in a sql query?

567

How do you store pictures in a database?

555

What are the four Oracle system processes that must always be up and running for the database to be useable?

589

How a tablespace is related to data files?

581




How to find out what oracle odbc drivers are installed?

568

How to delete a column in an existing table in oracle?

601

What is the difference between formal parameters and actual parameters?

541

What is enter substitution variable in oracle?

570

What privilege is needed for a user to create tables in oracle?

548

How to create additional tablespaces for an new database?

570

What is snapshot is too old? Give and example for better understand.

1097

definition of cluster and non-clustered index?

2475

How to use regular expression in pattern match conditions in oracle?

573

What is an oracle database?

610

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