What are the different types of trigger and explain its various uses and functions?
can we insert any row to dual table if i got the permission from DBA
How to remove a row in a database table?
How to retrieve the count of updated rows?
Explain coalesce function?
What is oracle open database communication (odbc)?
How to view the data files in the current database?
What are the predefined tablespaces in a database?
What is the fastest query method to fetch data from the table?
We need to compare two successive records of a table based on a field. For example, if the table is CUSTOMER, and the filed is Account_ID, To compare Account_IDs of record1 and record2 of CUSTOMER table, what can be the query ?
What are the different pseudo commands? Explain in general?
What is an oracle recycle bin?
Explain the family trees and connection by clause