How to drop an existing table in oracle?
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how do we code triggers , store procedure , Performance tuning and indexing in a Java Project? Pls kindly get me the perfect answer with the code for each....thank you in advance............pls any body kindly help me soon as possible....
Without giving condition how to retrieve the unmatched records from table.
What are transaction isolation levels supported by oracle?
what is the difference between rollback & commit? can a foreign key has null value?
What is rowid and rownum in oracle?
What is a View ?
What is the sql query to concatenate column values from multiple rows in oracle?
What are the different oracle database objects?
What is a data lock in oracle?
State some uses of redo log files?
What are the predefined tablespaces in a database?
Can a primary key contain more than one columns?