Can we store pictures in the database and if so, how it can be done?
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There is a big table with "n" of rows and 40 + columns .It doesn't have primary key.How do you select the primary key. In other words how do you get the duplicate records.
What would you do if a database crashes in production?
Explain the use of rows option in exp command.
Explain the truncate in oracle?
How to update rows in table, suppose i have lacks of rows in table how to update total table with update statement. Can u please any one answer this question with update statement.
What is meant by joins?
What would you do with an in-doubt distributed transaction?
I have created one package with out procedures in package specification and in package body i have used 2 procedures. is it compile????
How to end the current transaction in oracle?
How can we find the size of a database?
What is backup in Oracle?
difference between procedures and function?