Passwords occur in several contexts within MySQL. The following sections provide guidelines that enable end users and administrators to keep these passwords secure and avoid exposing them. 密码出现在MySQL中的多个上下文中。以下部分提供了一些指导原则，使最终用户和管理员能够确保这些密码的安全并避免暴露这些密码。In addition, the validate_password plugin can be used to enforce a policy on acceptable password. 此外，validate_password插件可用于强制执行可接受密码的策略。See Section 6.4.3, “The Password Validation Component”.请参阅第6.4.3节，“密码验证组件”。