TAILIEUCHUNG - Create a Database User Account

11,8 Tạo một cơ sở dữ liệu tài khoản người dùng đăng nhập mà bạn The tạo ra trong thế nào-Để 11,5 hoặc 11,6 cung cấp quyền truy cập vào SQL Server, nhưng không cho bất kỳ cơ sở dữ liệu trong SQL Server. | Create a Database User Account The logins that you created in How-To or provide access to SQL Server but not to any databases within SQL Server. This is much like giving someone a key to a building but not providing keys to offices within the building. The fixed server role that you might have specified in How-To gives the person rights to perform serverwide administrative tasks such as creating or modifying databases. Using the building analogy this is something like giving an electrician permission to rewire or modify the electrical service within the building. However neither of these settings actually grants access to databases within SQL Server. Before a user can access a SQL Server database somewhat like entering a locked office in the building he must be provided with the database user account. I have been authenticated and logged into SQL Server and now I need to access data that is stored within a SQL Server database. Without a specific database user account I am unable to access and use data that SQL Server manages. Technique Enterprise Manager provides the dialog boxes that are necessary to create user accounts in any of its databases. Be sure to add the user to every database that he requires. Otherwise the user will not be able to use the data run stored procedures or otherwise access the database. Steps Simply logging in to SQL Server does not automatically establish a person s database identity. In other words accessing SQL Server does not mean that SQL Server recognizes the person as a valid database user. This is particularly true when Windows NT 2000 authentication is used. After all this authentication mode means that anyone who logs in to Windows is able to access the database. SQL Server needs to know exactly who the person is and what data and database objects this person is allowed to access. A SQL Server user account is needed for each user or group of users who is accessing SQL Server. Each SQL Server database maintains

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