{"action":"opened","issue":{"url":"https://api.github.com/repos/usedtolove/tz-tpcs/issues/4","labels_url":"https://api.github.com/repos/usedtolove/tz-tpcs/issues/4/labels{/name}","comments_url":"https://api.github.com/repos/usedtolove/tz-tpcs/issues/4/comments","events_url":"https://api.github.com/repos/usedtolove/tz-tpcs/issues/4/events","html_url":"https://github.com/usedtolove/tz-tpcs/issues/4","id":54845582,"number":4,"title":"关于知识库(Knowledge)实体类的设计","user":{"login":"usedtolove","id":509113,"avatar_url":"https://avatars.githubusercontent.com/u/509113?v=3","gravatar_id":"","url":"https://api.github.com/users/usedtolove","html_url":"https://github.com/usedtolove","followers_url":"https://api.github.com/users/usedtolove/followers","following_url":"https://api.github.com/users/usedtolove/following{/other_user}","gists_url":"https://api.github.com/users/usedtolove/gists{/gist_id}","starred_url":"https://api.github.com/users/usedtolove/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/usedtolove/subscriptions","organizations_url":"https://api.github.com/users/usedtolove/orgs","repos_url":"https://api.github.com/users/usedtolove/repos","events_url":"https://api.github.com/users/usedtolove/events{/privacy}","received_events_url":"https://api.github.com/users/usedtolove/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/usedtolove/tz-tpcs/labels/question","name":"question","color":"cc317c"}],"state":"open","locked":false,"assignee":{"login":"usedtolove","id":509113,"avatar_url":"https://avatars.githubusercontent.com/u/509113?v=3","gravatar_id":"","url":"https://api.github.com/users/usedtolove","html_url":"https://github.com/usedtolove","followers_url":"https://api.github.com/users/usedtolove/followers","following_url":"https://api.github.com/users/usedtolove/following{/other_user}","gists_url":"https://api.github.com/users/usedtolove/gists{/gist_id}","starred_url":"https://api.github.com/users/usedtolove/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/usedtolove/subscriptions","organizations_url":"https://api.github.com/users/usedtolove/orgs","repos_url":"https://api.github.com/users/usedtolove/repos","events_url":"https://api.github.com/users/usedtolove/events{/privacy}","received_events_url":"https://api.github.com/users/usedtolove/received_events","type":"User","site_admin":false},"milestone":null,"comments":0,"created_at":"2015-01-20T05:32:58Z","updated_at":"2015-01-20T05:32:58Z","closed_at":null,"body":"目前 Knowledge 如何设定？\r\n\r\n之前的设定：\r\nKnowledge 关联 Course (课程)，\r\nCourse 关联 Stage (阶段)，\r\n\r\n现在的设定：\r\n但由于知识点可以是一颗无限层的树状结构，\r\n一个父知识点，可能依赖多个子知识点。\r\n是否可以做自关联 (类似部门树)？\r\n将课程，阶段等都看成比较上层的知识点，\r\n后期如果有关课程，阶段等查询，只要在 Knowledge 中增加属性即可。\r\n"}}