What is indexing, and how does it improve performance?
Indexing creates a data structure that speeds up data retrieval operations. It reduces the number of disk accesses required for queries. However, too many indexes can slow down INSERT, UPDATE, and DELETE operations.
| Is This Answer Correct ? | 0 Yes | 0 No |
How to define a specific record type?
Display those managers salary greater than the average salary of his employees?(Based on oracle standard Emp table)
Give the various rollback segment states.
find the second highest salary of the emp table
can you write commit in triggers?
How to enter a new row into a table interactively?
Is a rollback possible to any savepoint?
Explain parameter file in oracle.
What are various constraints used in SQL?
11. Display the client number and name and the client number and name of the person who referred that client.
How can windows applications connect to oracle servers?
What is bulk copy or bcp in oracle?