What are the different types of constraints?
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Is it possible to create the following trigger: before or after update trigger for each row?
Explain about various levels of constraint.
How to avoid duplicate records in a query?
What is the difference between nested table and varray?
how to calcuate the second highest salary of he employee
Can you have multiple SPs with the same name on a database?
what is the difference between sql and t-sql? : Transact sql
IF i write before / after insert / update trigger and i do rollback what will happen?
what is Complex index. how to create it?
What does desc stand for?
What are the properties of a transaction?
Difference between table function and pipelined function?