图片: 针对tree: 数据库: CREATE TABLE [dbo].[SystemModel]( [Id] [,) NOT NULL, [Name] [nvarchar]() NULL, [FatherId] [int] NULL, [module_url] [nvarchar]() NULL, [module_order] [nchar]() NULL, CONSTRAINT [PK_SystemModel] PRIMARY KEY CLUSTERED ( [Id] ASC )WITH (…