Stored Procedure: A set of SQL Queries which are used to perform a specific task. A stored procedure can improve the performance of a database.
Function: A set of SQL Queries which can be used to pass parameters into and return values from it.
Difference:
| Sl.No | Stored Procedure | Function |
| 1 | Compiled only once | Complies every time the function is invoked |
| 2 | Input and Output Parameters are permitted | Only input parameters are permitted |
| 3 | Need not necessarily return a value | A return value is necessary |
| 4 | A Function can be invoked by a Stored Procedure | A Stored Procedure cannot be invoked by a Function |
| 5 | SELECT,INSERT, UPDATE, DELETE cannot call a Stored Procedure | SELECT,INSERT, UPDATE, DELETE can call a Function |
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