Validating sql stored procedures

The grant statements give users the right to use the store procedure.In case we have many users, we grant the right to execute the stored procedure to a role.Avoid using this feature in new development work, and plan to modify applications that currently use this feature. Extended stored procedures let you create your own external routines in a programming language such as C.

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This How To shows a number of ways to help protect your ASP. SQL injection can occur when an application uses input to construct dynamic SQL statements or when it uses stored procedures to connect to the database.

Conventional security measures, such as the use of SSL and IPSec, do not protect your application from SQL injection attacks.

The diagram below shows on the left hand side the SQL statement we want to replace, and on the right hand side the stored procedure call and the stored procedure creation.

The SQL statement is colored in red, the stored procedure name in green and the input parameter in blue: To allow users to execute this stored procedure, use the grant keyword.

Just after this, we place the code creating the stored procedure.

At each project, we execute such a file, which will: We keep the grant statements in another file.

It is provided as a courtesy for individuals who are still using these technologies.

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Then, we assign the role to several database users.

This feature will be removed in a future version of Microsoft SQL Server.

Extended stored procedures can be added only to the master database.

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