What does subquery mean in sql?
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Define union, minus, union all, intersect ?
Give which cursor is better for better performance means type of cursors?
What is the Difference between Procedure and Function.Can we call a Function in a DML?
what is the difference between union and union all
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How do I delete a trigger?
Explain the structure of pl/sql in brief.
How to avoid using cursors?
Is sql pronounced sequel or sql?
What is meant by temporal data?
how to retrieve only duplicate values in a table
Is time a data type in sql?
What is the use of sqlerrd 3?
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