How does a self join work?
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1.when will you use week refcursor and when will you use strong ref cursor ? 2.what is the use of sql trace..how do you use it ? 3.can you please send all the sql plus commands...like set line 6000....
Explain how you can copy a file to file content and file to pl/sql table in advance pl/sql?
What are the qualities of 2nf?
How is debugging done?
How can you get sql*loader to commit only at the end of the load file? : aql loader
what is the need of the cursor attribute notfound..(because using found attribute we can complete the task......found + negation operator = not found )
What is not in sql?
What is sql injection owasp?
what is SCALAR Queries?
what are the advantages and disadvantages of views in a database? : Sql dba
What is bitemporal narrowing?
What is varchar example?
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