How to manage transaction isolation level?
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1. Display all the rows and columns in the CLIENT table. Sort by client name in reverse alphabetical order.
What are the different types of record groups in oracle? Explain each of them
What to do if the startbd.bat failed to start the xe instance?
Write a simple Store procedure and pass parameter to it ?
What is Undo Management Advisor in Oracle?
What would you do with an in-doubt distributed transaction?
How do you find current date and time in oracle?
Is insert autocommit in oracle?
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.
can anyone help me ? an index has been done on the primary key of a table. an update operation was performed on that table. now my question is 1> what abt the performance ? means faster or slower due to indexing ? 2> does the operation affect to the primary key constraint ?
How are Indexes Update ?
What is Rollback Segment ?