Respected sir,
Please send me technical questions related to
oracle apps..
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What is the difference between implicit index and explicit index?
Can a View based on another View ?
What is a materialised view?
does the query needs a hint to access a materialized view?
"primary key=unique+null" is equal,reson?not,reason?
t1 col1 col2 nishi 5000 lucky 6700 akash 7000 i want that a query that when i insert 7000 it will show me data already present and data will not insert. if data is not present it will insert.
How to store only time; not date and time?
State some uses of redo log files?
What happens if the imported table already exists?
How many types of database triggers exist?
What is the difference between count (*), count (expression), count (distinct expression)?
What is the function of Optimizer ?
Oracle General 
