What are transaction isolation levels supported by oracle?
What does sharding mean?
Calculate difference between 2 date / times in oracle sql?
What happens in oracle commit?
Hi Can any one tell me what are the API's used in requisition import.
What is concurrency in oracle?
Explain the use of show option in imp command.
In what script is snap$ created? In what script is the scott/tiger schema created?
What happens to the current transaction if a ddl statement is executed?
How index is implemented in oracle database?
How to invoke the data pump export utility?
Can we commit inside a function in oracle?
What is sharded cluster?
How to see free space of each tablespace?
I just want to maintain data like an employee can belongs to 3 or more departments . We can resolve this by using composite key but it avoids normalization rules. So Can anyone tell me how can I maintain data.
