{"id":2552,"date":"2025-02-17T16:56:09","date_gmt":"2025-02-17T08:56:09","guid":{"rendered":"https:\/\/www.ruianding.com\/blog\/?p=2552"},"modified":"2025-02-17T16:58:06","modified_gmt":"2025-02-17T08:58:06","slug":"%e5%90%8c%e4%b8%80%e4%b8%aaindex%ef%bc%8c%e6%8a%80%e6%9c%af%e5%92%8c%e4%b8%9a%e5%8a%a1%e5%8d%b4%e6%9c%89%e4%b8%8d%e5%90%8c%e8%a7%a3%e8%af%bb%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.ruianding.com\/blog\/%e5%90%8c%e4%b8%80%e4%b8%aaindex%ef%bc%8c%e6%8a%80%e6%9c%af%e5%92%8c%e4%b8%9a%e5%8a%a1%e5%8d%b4%e6%9c%89%e4%b8%8d%e5%90%8c%e8%a7%a3%e8%af%bb%ef%bc%9f\/","title":{"rendered":"\u540c\u4e00\u4e2a\u201cIndex\u201d\uff0c\u6280\u672f\u548c\u4e1a\u52a1\u5374\u6709\u4e0d\u540c\u89e3\u8bfb\uff1f"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\"><strong>\u524d\u8a00<\/strong><\/h2>\n\n\n\n<p>\u4f60\u662f\u5426\u5728\u5de5\u4f5c\u4e2d\u9047\u5230\u8fd9\u6837\u7684\u60c5\u5f62\uff1a\u5f53\u4f60\u548c\u6570\u636e\u5206\u6790\u90e8\u95e8\u7684\u540c\u4e8b\u8ba8\u8bba\u201cindex\u201d\u65f6\uff0c\u5bf9\u65b9\u8bf4\u8fd9\u662f\u4e1a\u52a1\u201c\u6307\u6807\uff08indicator\uff09\u201d\uff1b\u53ef\u5f53\u4f60\u548c\u5f00\u53d1\u540c\u4e8b\u5728\u8c08\u53ca\u6570\u636e\u5e93\u6216\u641c\u7d22\u5f15\u64ce\u65f6\uff0c\u5374\u53c8\u628a\u201cindex\u201d\u79f0\u4e3a\u201c\u7d22\u5f15\u201d\uff1f\u4e3a\u4ec0\u4e48\u540c\u6837\u7684\u5355\u8bcd\u5728\u4e0d\u540c\u573a\u5408\u5374\u4f1a\u6709\u5982\u6b64\u8fe5\u5f02\u7684\u89e3\u91ca\uff1f\u672c\u6587\u5c06\u5e26\u4f60\u63a2\u7d22\u201cindex\u201d\u8fd9\u4e00\u8bcd\u6c47\u5728\u4e1a\u52a1\u548c\u6280\u672f\u5c42\u9762\u6240\u4ee3\u8868\u7684\u591a\u91cd\u542b\u4e49\uff0c\u5e2e\u52a9\u4f60\u5398\u6e05\u6982\u5ff5\u3001\u6c9f\u901a\u65e0\u969c\u788d\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-cyan-bluish-gray-color has-alpha-channel-opacity has-cyan-bluish-gray-background-color has-background is-style-wide\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">1. \u4e1a\u52a1\u80cc\u666f\u4e0b\u7684\u201cindex\u201d\uff1a\u6307\u6807 \/ \u6307\u6570<\/h2>\n\n\n\n<p>\u5728\u4e1a\u52a1\u5206\u6790\u3001\u62a5\u8868\u3001\u8fd0\u8425\u7b49\u573a\u666f\u4e0b\uff0c\u5e38\u4f1a\u628a\u201cindex\u201d\u89c6\u4e3a <strong>\u8861\u91cf\u67d0\u9879\u4e1a\u52a1\u6216\u73b0\u8c61\u7684\u91cf\u5316\u503c<\/strong>\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>KPI \u6307\u6807<\/strong>\uff1a\u7f51\u7ad9\u8bbf\u5ba2\u91cf\u3001\u7528\u6237\u6ce8\u518c\u6570\u3001\u6d3b\u8dc3\u7528\u6237\u6570\u3001\u8f6c\u5316\u7387\u7b49\u7b49\uff0c\u8fd9\u4e9b\u5728\u82f1\u6587\u4e2d\u5e38\u5e38\u7528\u201cindex\u201d\u6216\u201cmetric\u201d\u6765\u8868\u8fbe\u3002<\/li>\n\n\n\n<li><strong>\u7edf\u8ba1\u6307\u6807 \/ \u6307\u6570<\/strong>\uff1a\u6d88\u8d39\u8005\u7269\u4ef7\u6307\u6570\uff08CPI, Consumer Price Index\uff09\u3001\u80a1\u7968\u6307\u6570\uff08Stock Index\uff09\u3001\u7ee9\u6548\u6307\u6807\uff08Performance Indicator\uff09\u7b49\u3002<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.ruianding.com\/blog\/wp-content\/uploads\/2025\/02\/image-1024x576.png\" alt=\"\" class=\"wp-image-2553\" style=\"width:331px;height:auto\" srcset=\"https:\/\/www.ruianding.com\/blog\/wp-content\/uploads\/2025\/02\/image-1024x576.png 1024w, https:\/\/www.ruianding.com\/blog\/wp-content\/uploads\/2025\/02\/image-300x169.png 300w, https:\/\/www.ruianding.com\/blog\/wp-content\/uploads\/2025\/02\/image-768x432.png 768w, https:\/\/www.ruianding.com\/blog\/wp-content\/uploads\/2025\/02\/image.png 1280w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u5728\u8fd9\u4e9b\u8bed\u5883\u4e0b\uff0c\u201cindex\u201d\u7ffb\u8bd1\u6210 <strong>\u67d0\u67d0<\/strong> \u201c\u6307\u6807\u201d\u6216\u201c\u6307\u6570\u201d\u66f4\u80fd\u4f53\u73b0\u51fa\u5b83\u5ea6\u91cf\u3001\u8861\u91cf <strong>\u67d0\u67d0 <\/strong>\u7684\u542b\u4e49\uff0c\u800c\u975e\u6570\u636e\u7ed3\u6784\u6216\u6570\u636e\u5e93\u5c42\u9762\u7684\u201c\u7d22\u5f15\u201d\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e1a\u52a1\u573a\u666f\u793a\u4f8b<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u6570\u636e\u90e8\u95e8\u7684\u201c\u6307\u6807\u201d<\/strong>\uff1a\u5982\u67d0\u516c\u53f8\u6570\u636e\u56e2\u961f\u4f1a\u4ee5\u201c\u6307\u6807\u201d\u547d\u540d\u6765\u8ffd\u8e2a\u6bcf\u6708\u7684\u9500\u552e\u989d\u589e\u957f\u8d8b\u52bf\u3001\u5e02\u573a\u5360\u6709\u7387\u53d8\u5316\u3001\u5e7f\u544a\u6295\u653e ROI \u7b49\u3002\u6b64\u65f6\uff0c\u201cindex\u201d\u5373\u662f\u8fd9\u4e9b\u8861\u91cf\u4e1a\u52a1\u76ee\u6807\u7684\u201c\u6307\u6807\u201d\u3002<\/li>\n\n\n\n<li><strong>\u5546\u4e1a\u5206\u6790<\/strong>\uff1a\u5bf9\u4e8e\u5206\u6790\u5e08\u6765\u8bf4\uff0c\u201c\u7528\u6237\u6d41\u5931\u7387\u201d\u5c31\u662f\u4e00\u4e2a\u5173\u952e\u201c\u6307\u6807\u201d\uff0c\u9700\u8981\u901a\u8fc7\u4e00\u7cfb\u5217\u7684\u7edf\u8ba1\u6570\u636e\u53bb\u8ba1\u7b97\u548c\u8861\u91cf\u5176\u53d8\u5316\u8d8b\u52bf\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-cyan-bluish-gray-color has-alpha-channel-opacity has-cyan-bluish-gray-background-color has-background is-style-wide\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">2. \u6280\u672f\u80cc\u666f\u4e0b\u7684\u201cindex\u201d\uff1a\u7d22\u5f15 \/ \u4e0b\u6807<\/h2>\n\n\n\n<p>\u5f53\u56de\u5230\u6280\u672f\u9886\u57df\uff0c\u7279\u522b\u662f<strong>\u641c\u7d22\u5f15\u64ce\u3001\u6570\u636e\u5e93\u6216\u7f16\u7a0b<\/strong>\u573a\u666f\u65f6\uff0c\u201cindex\u201d\u53c8\u53d8\u6210\u4e86 <strong>\u201c\u7d22\u5f15\u201d<\/strong>\uff0c\u7528\u4e8e\u52a0\u901f\u67e5\u8be2\u3001\u5feb\u901f\u5b9a\u4f4d\u6216\u6307\u793a\u6570\u636e\u4f4d\u7f6e\u7684\u7ed3\u6784\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Elasticsearch<\/strong>\uff1a\u5206\u5e03\u5f0f\u641c\u7d22\u548c\u5206\u6790\u5f15\u64ce\uff0c\u7d22\u5f15\uff08Index\uff09\u662f\u4fdd\u5b58\u6587\u6863\u7684\u903b\u8f91\u547d\u540d\u7a7a\u95f4\u3002<\/li>\n\n\n\n<li><strong>MySQL \/ PostgreSQL<\/strong>\uff1a\u6570\u636e\u5e93\u4e2d\u901a\u8fc7\u5efa\u7acb\u7d22\u5f15\uff08Index\uff09\u5bf9\u67d0\u4e9b\u5217\u8fdb\u884c\u52a0\u901f\u67e5\u8be2\uff0c\u5982 B-Tree \u7d22\u5f15\u3001\u54c8\u5e0c\u7d22\u5f15\u7b49\u3002<\/li>\n\n\n\n<li><strong>\u6570\u7ec4\u4e0b\u6807<\/strong>\uff1a\u5728\u7f16\u7a0b\u4e2d\uff0c\u6570\u7ec4\u6216\u5217\u8868\u7684\u4e0b\u6807\u4f4d\u7f6e\u4e5f\u79f0\u4f5c\u201cindex\u201d\uff0c\u8868\u793a\u7b2c\u51e0\u4e2a\u5143\u7d20\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u5728\u8fd9\u4e9b\u573a\u5408\uff0c\u201cindex\u201d\u901a\u5e38\u7528\u6765\u6307<strong>\u6570\u636e\u7ed3\u6784<\/strong>\u6216<strong>\u68c0\u7d22\u673a\u5236<\/strong>\u3002\u6b64\u65f6\u5982\u679c\u7ffb\u8bd1\u6210\u201c\u6307\u6807\u201d\uff0c\u5c31\u4f1a\u8ba9\u6280\u672f\u4eba\u5458\u6478\u4e0d\u7740\u5934\u8111\uff0c\u56e0\u4e3a\u4ed6\u4eec\u66f4\u5173\u6ce8<strong>\u7d22\u5f15<\/strong>\u5982\u4f55\u63d0\u5347\u6027\u80fd\u3001\u5982\u4f55\u7ef4\u62a4\u3001\u5982\u4f55\u8bbe\u8ba1\u8868\u7ed3\u6784\u7b49\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6280\u672f\u573a\u666f\u793a\u4f8b<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Elasticsearch \u7d22\u5f15<\/strong>\uff1a\u4f60\u53ef\u4ee5\u5bf9\u67d0\u4e2a\u7d22\u5f15\u8fdb\u884c\u521b\u5efa\u3001\u4fee\u6539\u6620\u5c04\uff08mapping\uff09\uff0c\u6216\u8005\u5220\u9664\uff1b\u4e00\u4e2a\u7d22\u5f15\u4e0b\u53ef\u5305\u542b\u591a\u4e2a\u7c7b\u578b\u6216\u6587\u6863\u3002<\/li>\n\n\n\n<li><strong>MySQL \u7d22\u5f15<\/strong>\uff1a\u5728\u67d0\u4e9b\u67e5\u8be2\u9891\u7e41\u3001\u6570\u636e\u91cf\u5927\u7684\u8868\u4e0a\u5efa\u7acb\u5408\u9002\u7684\u7d22\u5f15\u80fd\u591f\u663e\u8457\u63d0\u5347\u67e5\u8be2\u6548\u7387\uff0c\u6bd4\u5982\u5bf9\u5e38\u7528\u67e5\u8be2\u6761\u4ef6\u5efa\u7acb\u590d\u5408\u7d22\u5f15\u3002<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"259\" height=\"194\" src=\"https:\/\/www.ruianding.com\/blog\/wp-content\/uploads\/2025\/02\/image-1.png\" alt=\"\" class=\"wp-image-2555\"\/><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-cyan-bluish-gray-color has-alpha-channel-opacity has-cyan-bluish-gray-background-color has-background is-style-wide\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">3. \u4e3a\u4ec0\u4e48\u4f1a\u4ea7\u751f\u8fd9\u4e9b\u5dee\u5f02\uff1f<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u8bcd\u6c47\u591a\u4e49\u6027<\/strong><br>\u82f1\u6587\u201cIndex\u201d\u672c\u8eab\u5c31\u62e5\u6709\u591a\u91cd\u542b\u4e49\uff1a\u6307\u6807\u3001\u7d22\u5f15\u3001\u4e0b\u6807\u3001\u76ee\u5f55\u2026\u2026\u56e0\u6b64\u5728\u7ffb\u8bd1\u6216\u4f7f\u7528\u65f6\uff0c\u9700\u8981\u7ed3\u5408\u8bed\u5883\u8fdb\u884c\u533a\u5206\u3002<\/li>\n\n\n\n<li><strong>\u884c\u4e1a\u672f\u8bed\u5dee\u5f02<\/strong><br>\u5728<strong>\u6570\u636e\u5206\u6790<\/strong>\u6216<strong>\u7edf\u8ba1<\/strong>\u9886\u57df\uff0c\u201cindex\u201d\u66f4\u5f3a\u8c03<strong>\u5ea6\u91cf\u548c\u6307\u6807<\/strong>\u529f\u80fd\uff1b\u800c\u5728<strong>\u6280\u672f\u5f00\u53d1<\/strong>\u6216<strong>\u6570\u636e\u5e93<\/strong>\u573a\u666f\u91cc\uff0c\u201cindex\u201d\u66f4\u6307<strong>\u6570\u636e\u7ed3\u6784<\/strong>\u548c<strong>\u6027\u80fd\u4f18\u5316<\/strong>\u624b\u6bb5\u3002<\/li>\n\n\n\n<li><strong>\u7ffb\u8bd1\u60ef\u4f8b \/ \u5386\u53f2\u6cbf\u88ad<\/strong><br>\u4e0d\u540c\u56e2\u961f\u6216\u884c\u4e1a\u7684\u8bd1\u8005\u3001\u6587\u6863\u4f5c\u8005\uff0c\u57fa\u4e8e\u4ed6\u4eec\u81ea\u8eab\u7ecf\u9a8c\u4e0e\u7406\u89e3\uff0c\u4f1a\u4ea7\u751f\u4e0d\u540c\u7684\u7ffb\u8bd1\u4e60\u60ef\u3002\u4e8e\u662f\uff0c\u5c31\u7b97\u662f\u540c\u4e00\u5bb6\u516c\u53f8\u91cc\uff0c\u6280\u672f\u90e8\u95e8\u548c\u6570\u636e\u90e8\u95e8\u4e5f\u53ef\u80fd\u5404\u6709\u5404\u7684\u201c\u6807\u51c6\u53eb\u6cd5\u201d\u3002<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-cyan-bluish-gray-color has-alpha-channel-opacity has-cyan-bluish-gray-background-color has-background is-style-wide\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">4. \u5982\u4f55\u5728\u5de5\u4f5c\u4e2d\u66f4\u597d\u5730\u6c9f\u901a\uff1f<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u786e\u8ba4\u4e0a\u4e0b\u6587 \/ \u573a\u666f<\/strong><br>\u5728\u4f7f\u7528\u201cindex\u201d\u65f6\uff0c\u6700\u597d\u5148\u5f04\u6e05\u695a\u5f53\u524d\u5904\u4e8e\u6280\u672f\u8ba8\u8bba\u8fd8\u662f\u4e1a\u52a1\u8ba8\u8bba\u3002\u5982\u679c\u662f\u4e1a\u52a1\u6570\u636e\u5206\u6790\uff0c\u5f00\u53e3\u5c31\u804a\u201c\u6307\u6807\u201d\uff1b\u5982\u679c\u662f\u6570\u636e\u5e93\u67e5\u8be2\u4f18\u5316\uff0c\u5c31\u76f4\u63a5\u8bf4\u201c\u7d22\u5f15\u201d\u3002<\/li>\n\n\n\n<li><strong>\u5728\u6587\u6863\u6216\u8ba8\u8bba\u4e2d\u7ed9\u51fa\u660e\u786e\u5b9a\u4e49<\/strong><br>\u5bf9\u4e8e\u5bb9\u6613\u6df7\u6dc6\u7684\u6982\u5ff5\uff0c\u53ef\u4ee5\u5728\u6587\u6863\u5f00\u5934\u6216\u4f1a\u8bae\u91cc\u660e\u786e\uff1a\u201c\u6b64\u5904\u6240\u8bf4\u7684 index \u6307\u4ee3\u4e1a\u52a1\u6307\u6807\uff0c\u800c\u975e\u6570\u636e\u5e93\u7d22\u5f15\u3002\u201d<br>\u8fd9\u6837\u80fd\u907f\u514d\u6c9f\u901a\u8fc7\u7a0b\u4e2d\u7684\u8bef\u89e3\u6216\u91cd\u590d\u89e3\u91ca\u3002<\/li>\n\n\n\n<li><strong>\u5c3d\u91cf\u4f7f\u7528\u66f4\u8d34\u5207\u7684\u4e2d\u6587\u8bcd\u6c47<\/strong><br>\u5982\u679c\u662f\u5ea6\u91cf\u6307\u6807\uff0c\u5c31\u5e72\u8106\u8bf4\u201c\u6307\u6807\u201d\u6216\u201cKPI\u201d\uff1b\u5982\u679c\u662f\u6570\u636e\u5e93\u6570\u636e\u7ed3\u6784\uff0c\u5c31\u660e\u786e\u5199\u201c\u7d22\u5f15\u201d\u3002\u6709\u65f6\u4e2d\u82f1\u6587\u6df7\u7528\u4f1a\u5bfc\u81f4\u6c9f\u901a\u6548\u7387\u4e0b\u964d\uff0c\u5fc5\u8981\u65f6\u53ef\u4ee5\u591a\u52a0\u4e00\u53e5\u89e3\u91ca\u8bf4\u660e\u3002<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-cyan-bluish-gray-color has-alpha-channel-opacity has-cyan-bluish-gray-background-color has-background is-style-wide\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">5. \u5ef6\u4f38\u9605\u8bfb \/ \u53c2\u8003\u8d44\u6599<\/h2>\n\n\n\n<p>\u60f3\u8981\u6df1\u5165\u4e86\u89e3\u6280\u672f\u5c42\u9762\u6216\u4e1a\u52a1\u5c42\u9762\u5bf9\u201cIndex\u201d\u7684\u66f4\u591a\u4fe1\u606f\uff0c\u4ee5\u4e0b\u94fe\u63a5\u548c\u8d44\u6e90\u53ef\u4f9b\u53c2\u8003\uff1a<\/p>\n\n\n\n<p><strong>Elasticsearch \u5b98\u65b9\u6587\u6863<\/strong>\uff08\u82f1\u6587\uff09<br><a href=\"https:\/\/www.elastic.co\/guide\/en\/elasticsearch\/reference\/current\/indices.html\">Indices | Elasticsearch Guide [8.0] | Elastic<\/a><br>\u4ecb\u7ecd\u4e86\u5728 Elasticsearch \u4e2d\u521b\u5efa\u3001\u7ba1\u7406\u7d22\u5f15\u7684\u65b9\u5f0f\u4ee5\u53ca\u5e38\u89c1\u64cd\u4f5c\u3002<\/p>\n\n\n\n<p><strong>MySQL \u5b98\u65b9\u6587\u6863<\/strong>\uff08\u82f1\u6587\uff09<br><a href=\"https:\/\/dev.mysql.com\/doc\/refman\/8.0\/en\/mysql-indexes.html\">MySQL :: MySQL 8.0 Reference Manual :: 8.3 Optimization and Indexes<\/a><br>\u8be6\u7ec6\u9610\u8ff0\u4e86 MySQL \u4e2d\u7d22\u5f15\uff08Index\uff09\u7684\u521b\u5efa\u3001\u7c7b\u578b\u3001\u4f7f\u7528\u4e0e\u4f18\u5316\u7b56\u7565\u3002<\/p>\n\n\n\n<p><strong>PostgreSQL \u5b98\u65b9\u6587\u6863<\/strong>\uff08\u82f1\u6587\uff09<br><a href=\"https:\/\/www.postgresql.org\/docs\/current\/indexes.html\">Indexes in PostgreSQL<\/a><br>PostgreSQL \u4e2d\u7684\u5404\u79cd\u7d22\u5f15\u7c7b\u578b\u548c\u4f18\u5316\u65b9\u6cd5\u3002<\/p>\n\n\n\n<p><strong>\u7ef4\u57fa\u767e\u79d1\uff1a\u6570\u636e\u5e93\u7d22\u5f15\uff08Database Index\uff09<\/strong><br><a href=\"https:\/\/en.wikipedia.org\/wiki\/Database_index\">Database index &#8211; Wikipedia<\/a><br>\u4e86\u89e3\u6570\u636e\u5e93\u7d22\u5f15\u7684\u57fa\u672c\u6982\u5ff5\u3001\u5e38\u89c1\u6570\u636e\u7ed3\u6784\u548c\u5386\u53f2\u53d1\u5c55\u3002<\/p>\n\n\n\n<p><strong>\u7ef4\u57fa\u767e\u79d1\uff1a\u6307\u6570 (\u7edf\u8ba1\u5b66)\uff08Index (Statistics)\uff09<\/strong><br><a href=\"https:\/\/en.wikipedia.org\/wiki\/Index_(statistics)\">Index (statistics) &#8211; Wikipedia<\/a><br>\u8fdb\u4e00\u6b65\u4e86\u89e3\u7edf\u8ba1\u5b66\u548c\u7ecf\u6d4e\u5b66\u4e2d\u7684\u201c\u6307\u6570\u201d\u6982\u5ff5\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-cyan-bluish-gray-color has-alpha-channel-opacity has-cyan-bluish-gray-background-color has-background is-style-wide\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">6. \u7ed3\u8bed<\/h2>\n\n\n\n<p>\u540c\u4e00\u4e2a\u201cIndex\u201d\u5728\u4e0d\u540c\u8bed\u5883\u4e0b\u5c31\u50cf\u201c\u53d8\u5f62\u91d1\u521a\u201d\u4e00\u6837\uff0c\u53ef\u80fd\u540c\u65f6\u626e\u6f14\u591a\u4e2a\u89d2\u8272\uff1a\u6709\u65f6\u5b83\u662f\u8ba9\u4f60\u4e1a\u52a1\u4e00\u76ee\u4e86\u7136\u7684\u201c\u6307\u6807\u201d\uff0c\u6709\u65f6\u5b83\u53c8\u662f\u8ba9\u6570\u636e\u5e93\u98de\u901f\u67e5\u8be2\u7684\u201c\u7d22\u5f15\u201d\u3002\u53ea\u8981\u5728\u5de5\u4f5c\u4e2d\u6ce8\u610f\u573a\u666f\u533a\u5206\u3001\u6c9f\u901a\u6e05\u6670\uff0c\u642d\u5efa\u8d77\u4e1a\u52a1\u548c\u6280\u672f\u56e2\u961f\u7684\u8ba4\u77e5\u6865\u6881\uff0c\u5c31\u80fd\u5728\u6bcf\u4e2a\u89d2\u8272\u4e2d\u83b7\u5f97\u6700\u5927\u7684\u4ef7\u503c\uff0c\u8ba9\u201cindex\u201d\u771f\u6b63\u201c\u4e3a\u6211\u6240\u7528\u201d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u8a00 \u4f60\u662f\u5426\u5728\u5de5\u4f5c\u4e2d\u9047\u5230\u8fd9\u6837\u7684\u60c5\u5f62\uff1a\u5f53\u4f60\u548c\u6570\u636e\u5206\u6790\u90e8\u95e8\u7684\u540c\u4e8b\u8ba8\u8bba\u201cindex\u201d\u65f6\uff0c\u5bf9\u65b9\u8bf4\u8fd9\u662f\u4e1a\u52a1\u201c\u6307\u6807\uff08indicator\uff09\u201d\uff1b\u53ef\u5f53\u4f60\u548c\u5f00\u53d1\u540c\u4e8b\u5728\u8c08\u53ca\u6570\u636e\u5e93\u6216\u641c\u7d22\u5f15\u64ce\u65f6\uff0c\u5374\u53c8\u628a\u201cindex\u201d\u79f0\u4e3a\u201c\u7d22\u5f15\u201d\uff1f\u4e3a\u4ec0\u4e48\u540c\u6837\u7684\u5355\u8bcd\u5728\u4e0d\u540c\u573a\u5408\u5374\u4f1a\u6709\u5982\u6b64\u8fe5\u5f02\u7684\u89e3\u91ca\uff1f\u672c\u6587\u5c06\u5e26\u4f60\u63a2\u7d22\u201cindex\u201d\u8fd9\u4e00\u8bcd\u6c47\u5728\u4e1a\u52a1\u548c\u6280\u672f\u5c42\u9762\u6240\u4ee3\u8868\u7684\u591a\u91cd\u542b\u4e49\uff0c\u5e2e\u52a9\u4f60\u5398\u6e05\u6982\u5ff5\u3001\u6c9f\u901a\u65e0\u969c\u788d\u3002 1. \u4e1a\u52a1\u80cc\u666f\u4e0b\u7684\u201cindex\u201d\uff1a\u6307\u6807 \/ \u6307\u6570 \u5728\u4e1a\u52a1\u5206\u6790\u3001\u62a5\u8868\u3001\u8fd0\u8425\u7b49\u573a\u666f\u4e0b\uff0c\u5e38\u4f1a\u628a\u201cindex\u201d\u89c6\u4e3a \u8861\u91cf\u67d0\u9879\u4e1a\u52a1\u6216\u73b0\u8c61\u7684\u91cf\u5316\u503c\u3002\u4f8b\u5982\uff1a \u5728\u8fd9\u4e9b\u8bed\u5883\u4e0b\uff0c\u201cindex\u201d\u7ffb\u8bd1\u6210 \u67d0\u67d0 \u201c\u6307\u6807\u201d\u6216\u201c\u6307\u6570\u201d\u66f4\u80fd\u4f53\u73b0\u51fa\u5b83\u5ea6\u91cf\u3001\u8861\u91cf \u67d0\u67d0 \u7684\u542b\u4e49\uff0c\u800c\u975e\u6570\u636e\u7ed3\u6784\u6216\u6570\u636e\u5e93\u5c42\u9762\u7684\u201c\u7d22\u5f15\u201d\u3002 \u4e1a\u52a1\u573a\u666f\u793a\u4f8b 2. \u6280\u672f\u80cc\u666f\u4e0b\u7684\u201cindex\u201d\uff1a\u7d22\u5f15 \/ \u4e0b\u6807 \u5f53\u56de\u5230\u6280\u672f\u9886\u57df\uff0c\u7279\u522b\u662f\u641c\u7d22\u5f15\u64ce\u3001\u6570\u636e\u5e93\u6216\u7f16\u7a0b\u573a\u666f\u65f6\uff0c\u201cindex\u201d\u53c8\u53d8\u6210\u4e86 \u201c\u7d22\u5f15\u201d\uff0c\u7528\u4e8e\u52a0\u901f\u67e5\u8be2\u3001\u5feb\u901f\u5b9a\u4f4d\u6216\u6307\u793a\u6570\u636e\u4f4d\u7f6e\u7684\u7ed3\u6784\u3002\u4f8b\u5982\uff1a \u5728\u8fd9\u4e9b\u573a\u5408\uff0c\u201cindex\u201d\u901a\u5e38\u7528\u6765\u6307\u6570\u636e\u7ed3\u6784\u6216\u68c0\u7d22\u673a\u5236\u3002\u6b64\u65f6\u5982\u679c\u7ffb\u8bd1\u6210\u201c\u6307\u6807\u201d\uff0c\u5c31\u4f1a\u8ba9\u6280\u672f\u4eba\u5458\u6478\u4e0d\u7740\u5934\u8111\uff0c\u56e0\u4e3a\u4ed6\u4eec\u66f4\u5173\u6ce8\u7d22\u5f15\u5982\u4f55\u63d0\u5347\u6027\u80fd\u3001\u5982\u4f55\u7ef4\u62a4\u3001\u5982\u4f55\u8bbe\u8ba1\u8868\u7ed3\u6784\u7b49\u3002 \u6280\u672f\u573a\u666f\u793a\u4f8b 3. \u4e3a\u4ec0\u4e48\u4f1a\u4ea7\u751f\u8fd9\u4e9b\u5dee\u5f02\uff1f 4. \u5982\u4f55\u5728\u5de5\u4f5c\u4e2d\u66f4\u597d\u5730\u6c9f\u901a\uff1f 5. \u5ef6\u4f38\u9605\u8bfb \/ \u53c2\u8003\u8d44\u6599 \u60f3\u8981\u6df1\u5165\u4e86\u89e3\u6280\u672f\u5c42\u9762\u6216\u4e1a\u52a1\u5c42\u9762\u5bf9\u201cIndex\u201d\u7684\u66f4\u591a\u4fe1\u606f\uff0c\u4ee5\u4e0b\u94fe\u63a5\u548c\u8d44\u6e90\u53ef\u4f9b\u53c2\u8003\uff1a Elasticsearch \u5b98\u65b9\u6587\u6863\uff08\u82f1\u6587\uff09Indices | Elasticsearch Guide [8.0] | Elastic\u4ecb\u7ecd\u4e86\u5728 Elasticsearch \u4e2d\u521b\u5efa\u3001\u7ba1\u7406\u7d22\u5f15\u7684\u65b9\u5f0f\u4ee5\u53ca\u5e38\u89c1\u64cd\u4f5c\u3002 MySQL \u5b98\u65b9\u6587\u6863\uff08\u82f1\u6587\uff09MySQL :: MySQL 8.0 Reference Manual :: 8.3 Optimization and Indexes\u8be6\u7ec6\u9610\u8ff0\u4e86 MySQL \u4e2d\u7d22\u5f15\uff08Index\uff09\u7684\u521b\u5efa\u3001\u7c7b\u578b\u3001\u4f7f\u7528\u4e0e\u4f18\u5316\u7b56\u7565\u3002 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_themeisle_gutenberg_block_has_review":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2552","post","type-post","status-publish","format-standard","hentry","category-miscellaneous"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u540c\u4e00\u4e2a\u201cIndex\u201d\uff0c\u6280\u672f\u548c\u4e1a\u52a1\u5374\u6709\u4e0d\u540c\u89e3\u8bfb\uff1f - \u6781\u7b80IT\uff5cSimpleIT<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ruianding.com\/blog\/\u540c\u4e00\u4e2aindex\uff0c\u6280\u672f\u548c\u4e1a\u52a1\u5374\u6709\u4e0d\u540c\u89e3\u8bfb\uff1f\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u540c\u4e00\u4e2a\u201cIndex\u201d\uff0c\u6280\u672f\u548c\u4e1a\u52a1\u5374\u6709\u4e0d\u540c\u89e3\u8bfb\uff1f - \u6781\u7b80IT\uff5cSimpleIT\" \/>\n<meta property=\"og:description\" content=\"\u524d\u8a00 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