How do I find duplicates in two columns?
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Two Methods of retrieving SQL?
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Explain ddl statements in pl/sql?
Define SQL and state the differences between SQL and other conventional programming Languages?
How to copy a table in another table with datas?
Why do we need pl sql?
Do view contain data?
Explain the structure of pl/sql in brief.
what is overloading procedure or overloading function ?
What are the two different parts of the pl/sql packages?
what are different types of keys in sql?
What is int identity in sql?
Explain the difference between cursor declared in procedures and cursors declared in the package specification?