In this presentation, I have covered an important topic which is Stored Procedure. This presentation will give a basic understanding of what a stored procedure is? and then will guide you on how to create and drop a stored procedure in Mysql.

1. Stored Procedures
Prepared by: Sayed Farid Qattali

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Introduction to Stored Objects
Stored Procedures
Stored Procedure vs Function
Mysql Stored Procedures

3. Stored Objects
Stored Procedure
Stored Function
Event
View
Trigger
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SQL code that is stored on the database server for later execution.
CREATE, DROP, ALTER

4. Using Stored Procedures
 Reduces network traffic
 provide a centralized location to describe the
desired behavior
 Security benefits
 Reusability
 Fast
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Advantages:
Disadvantages:
 Difficult to debug
 Not easy to develop and maintain
 Utilize more memory in the database server

5. Stored Procedure in Mysql
1. DELIMITER //
2. CREATE PROCEDURE procedure_name (parameter_list)
3. BEGIN
4. SQL statements
5. END
6. DELIMITER ;
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Creating Stored Procedure:
 CALL procedure_name(parameters)
 DROP [IF EXCIST] procedure_name
 SHOW PROCEDURE STATUS;
 SHOW CREATE PROCEDURE procedur_name;
Dropping a Stored Procedure:
 DROP PROCEDURE procedure_name;

6. Stored Procedure vs Function
 Return value
 Input and output parameter
 Function can be called from Stored Procedure
 Execution
 SQL commands
 WHERE/HAVING/SELECT
 Transaction can be used in stored procedures
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7. Thank you
Stored Procedure