Database servers typically contain very important data, and access control is used to ensure the security of this data. DCL (Data Control Language) addresses this issue by granting or revoking access ...

-- Grant "rentaluser" SELECT permission for the "customer" table. -- Сheck to make sure this permission works correctly—write a SQL query to select all customers. -- Grant the "rental" group INSERT ...

--2. Grant "rentaluser" SELECT permission for the "customer" table. Сheck to make sure this permission works correctly—write a SQL query to select all customers. --4. Grant the "rental" group INSERT ...