What is a package ? What are the advantages of package ?
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What are the most common interview questions on ETL Testing for experience?
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.
is there a tool to trace queries, like profiler for sql server?
What are privileges and grants?
when do u go for hash partitioning?
How to update a table row with a record?
How to insert a record into a table?
When system tablespace is created?
What are the attributes that are found in a cursor?
what is null value?
can you write commit in triggers?
How to do paging with oracle?