How do I limit the number of rows returned by an oracle query after ordering?
How do you handle duplicate records in a database?
What is parameterized cursor in oracle?
Why do we need integrity constraints in a database?
Explain the use of parfile option in exp command.
What is the difference between truncate & delete command?
How to display row numbers with the records?
How to join two tables in a single query using oracle?
i deleted 4 records form the table.after i have applied commit .now i want to get back those records.how?
What is the difference between sharding and partitioning?
how to find out largest value in a table
What is a cognitive schema?
how to hide the stored procedure inside a package