How can we Update a table with out using UPDATE command?
Answer / myway
Use merge command. If the rows already exist then it will
update it with new data if not it would insert the new data.
Is This Answer Correct ? | 8 Yes | 0 No |
What is an oracle transaction?
Find all employees in Dept “Marketing”.
What are the different approaches used by Optimizer in choosing an execution plan ?
types of indexes and the rationale behind choosing a particular index for a situation.
Why is oracle used?
How to invoke the data pump import utility?
Does oracle partitioning improve performance?
What is a named program unit?
How to use in conditions in oracle?
What is partitioned table in Oracle?
How to retrieve data from an cursor to a record?
Display those managers salary greater than the average salary of his employees?(Based on oracle standard Emp table)