Stored Procedure in SQL

What is a stored procedure?

-> A set of of SQL statements stored and executed on the database server.

Benefits of stored procedures :

1- Reduction in network traffic

2- Improvement in performance

3- Reuse of code

4- Increase in security

How to work with stored procedures:

Call from:

a) Dynamic SQL statements

b) External applications

For example:CALL UPDATE_SAL("E1001", 1)

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