C) Using MySQL REVOKE to revoke PROXY privilege exampleįirst, grant the PROXY privilege to user account: GRANT PROXY Note that USAGE privilege means no privileges in MySQL. Second, show the currently granted privileges of revoke all privileges of the user account by using the REVOKE ALL statement: REVOKE ALL, GRANT OPTION FROM Code language: SQL (Structured Query Language) ( sql )įinally, show the privileges of the to verify the revoke: SHOW GRANTS FOR Code language: SQL (Structured Query Language) ( sql ) Third, display the granted privileges of the user account: SHOW GRANTS FOR Code language: SQL (Structured Query Language) ( sql )įourth, revoke the UPDATE and INSERT privileges from REVOKE INSERT, UPDATE ON classicmodels.*įROM Code language: SQL (Structured Query Language) ( sql )įifth, display the privileges of SHOW GRANTS FOR Code language: SQL (Structured Query Language) ( sql ) B) Using MySQL REVOKE to revoke all privileges from a user account exampleįirst, grant the EXECUTE privilege to the GRANT EXECUTE ON classicmodels.* TO Code language: SQL (Structured Query Language) ( sql ) Second, grant the SELECT, UPDATE, and INSERT privileges on the classicmodels database: GRANT SELECT, UPDATE, INSERT ON classicmodels.* A) Using MySQL REVOKE to revoke some privileges from a user account exampleįirst, create a user account named CREATE USER BY 'Secret1Pass!' Code language: SQL (Structured Query Language) ( sql ) Let’s take some examples of revoking privileges. It is a good practice to show privileges of the user accounts using the SHOW GRANTS statement before you revoke the privileges from the user: SHOW GRANTS FOR user Code language: SQL (Structured Query Language) ( sql ) MySQL REVOKE examples To revoke a proxy user, you use the REVOKE PROXY command: REVOKE PROXYĬode language: SQL (Structured Query Language) ( sql )Ī proxy user is a valid user in MySQL who can impersonate another user, therefore, the proxy user has all privileges of the user that it impersonates. To execute the REVOKE ALL statement, you must have the global CREATE USER privilege or the UPDATE privilege for the mysql system database. GRANT OPTION FROM user1 Code language: SQL (Structured Query Language) ( sql ) To revoke all privileges from a user, you use the following form of the REVOKE ALL statement: REVOKE ALL , Note that to execute this form of REVOKE statement, you must have GRANT OPTION privilege or you must have the privileges that you are revoking. Third, specify one or more user accounts from which you want to revoke the privileges in the FROM clause.Second, specify the object type and privilege level of the privileges after the ON keyword check it out the GRANT statement for more information on privilege level.First, specify a list of comma-separated privileges that you want to revoke from a user account after the REVOKE keyword. Code language: SQL (Structured Query Language) ( sql ) The following illustrates the basic syntax of the REVOKE statement that revokes one or more privileges from user accounts: REVOKEįROM user1. The REVOKE statement revokes one or more privileges from a user account. Introduction to the MySQL REVOKE statement Summary : in this tutorial, you will learn how to use MySQL REVOKE statement to revoke privileges from user accounts.
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