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收藏夹吃灰自救第3弹:MD文件用Excel加AI变成随时能查的知识库

  • 2026-11-08 16:14:59
收藏夹吃灰自救第3弹:MD文件用Excel加AI变成随时能查的知识库

上篇我教了你怎么把微信收藏几百篇,用 wechat2md 一键变成 Markdown 文件。评论区有人问:变出来一堆点 md 然后呢?放硬盘里接着吃灰?

问得好。这步确实最容易烂尾。我当初也是,导完一堆文件,心想有了有了,结果过俩月全忘了在哪。

今天这篇就接上,教你怎么用 Excel 加 AI,把那一堆 MD 变成真能查、真能用的知识库。不用 Obsidian,不用 Notion,就你电脑里都有的 Excel。

为啥是 Excel

你可能想,知识库不是该用专业工具吗。对小白天来说,专业工具反而是门槛。Obsidian 要学怎么建库、怎么连插件,Notion 要搞数据库,光看教程就劝退。

Excel 不一样,你八成早装了。它天生就会干三件事:筛选、搜索、分类。这不就是知识库最核心的需求吗。

我试下来,几百篇文章丢进去,加几个标签列,关键字一筛,唰一下相关内容全出来。比在文件夹里翻点 md 强太多了。

第一步,把 MD 里的内容掏出来

你导出来的 MD,里面是纯文字。要让 Excel 能管,得先变成表格。这一步让 AI 干最省事。

把一篇 MD 全选复制,发给 AI,跟它说:帮我把这篇整理成一行表格,列分别是 标题、来源、核心观点、适用场景、标签。它秒回你一段能直接粘进 Excel 的文字。

几百篇你一篇篇这么干也累。有个偷懒法:把 MD 文件全选中,拖给支持读文件的 AI,比如豆包、Kimi,让它一次性读完,直接给你导出一个 CSV 表格。我试过一次读二三十篇,出来的表格基本不用改。

*(示意图:把 MD 文件拖进 AI 对话框,让它整理成表格)*

第二步,让 AI 打标签

表格有了,但几百行光有标题还是乱。让 AI 再帮你给每篇打标签。

把表格发给 AI,说:给每行加一列标签,按内容分成 工具测评、赚钱思路、职场技能、生活窍门 这几类,每篇标一到两个。它几分钟就把整列填好。

标签这步别省。知识库能不能用,全看标签分得准不准。你后面搜索就靠它。

第三步,进 Excel 开筛选

AI 给的 CSV 直接双击用 Excel 打开。顶部那行点一下筛选,每列右边都有个小箭头。

想找赚钱相关的?点标签那列,勾赚钱思路,屏幕上只剩这一类。想找某篇文章?右上角搜索框打关键字,全表秒定位。

*(示意图:Excel 里点筛选,勾选标签,相关内容全出来)*

到这,你那几百篇吃灰的收藏,就算真盘活了。写东西要找素材,筛一下就调出来;想复习某个知识点,搜一下就到位。

平时怎么用

别把它当存档,当你的外挂脑子。

比如你要写篇公众号,想找之前看过的赚钱案例,筛赚钱思路,十来篇相关的全在,挑两篇喂给 AI 让它帮你搭框架。以前得凭记忆翻收藏,现在 Excel 一筛就有。

几个坑

AI 整理偶尔会张冠李戴,尤其两篇文章主题近的,标签可能标错。导完扫一眼标签列,不对的随手改。

CSV 用 Excel 打开中文有时候乱码,存的时候选 UTF-8 编码就稳了。

别贪多一口气导五百篇。先拿这阵子最想用的二三十篇试,跑通了再扩大。我当初就是先理了 20 篇,顺手了才加量。

我把 AI 整理用的提示词、Excel 表头模板、还有标签分类建议,做成了一张图。关注我,后台回「知识库」两个字,直接发给你。

下篇我讲讲,怎么用这个知识库,让 AI 帮你写东西、做选题,把囤的资料真变成生产力。

你那几百篇收藏,现在最想先理出来的是哪一类?评论区跟我聊聊。

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000500s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000572s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000429s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000362s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000532s ]
  6. SELECT * FROM `set` [ RunTime:0.000270s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000618s ]
  8. SELECT * FROM `article` WHERE `id` = 559704 LIMIT 1 [ RunTime:0.000404s ]
  9. UPDATE `article` SET `lasttime` = 1794363236 WHERE `id` = 559704 [ RunTime:0.003965s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000328s ]
  11. SELECT * FROM `article` WHERE `id` < 559704 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000445s ]
  12. SELECT * FROM `article` WHERE `id` > 559704 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000404s ]
  13. SELECT * FROM `article` WHERE `id` < 559704 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000515s ]
  14. SELECT * FROM `article` WHERE `id` < 559704 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000493s ]
  15. SELECT * FROM `article` WHERE `id` < 559704 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000667s ]
0.093493s