State and explain the different types of data models?
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Is there any function in oracle similar like group_concat of mysql?
how to join query for one source type is oracle another source type is sql server ?
what is normalisation?what are its uses?
How to run queries on external tables?
find out the second highest salary?
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Explain about the analyze command in oracle?
Using the relations and the rules set out in the notes under each relation, write statements to create the two sequence generators specified in the notes.
What is merge statement used for?
What are the composite date types in oracle?
What are the different types of trigger and explain its various uses and functions?
What is an anonymous block?
What is a database table in oracle?