{"id":6315,"date":"2024-11-14T08:47:23","date_gmt":"2024-11-14T00:47:23","guid":{"rendered":"https:\/\/fwq.ai\/blog\/6315\/"},"modified":"2024-11-14T08:47:23","modified_gmt":"2024-11-14T00:47:23","slug":"mysql%e7%b4%a2%e5%bc%95%e7%9a%84%e4%bd%bf%e7%94%a8%e5%92%8c%e5%8e%9f%e7%90%86","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/6315\/","title":{"rendered":"mysql\u7d22\u5f15\u7684\u4f7f\u7528\u548c\u539f\u7406"},"content":{"rendered":"<blockquote><p>\n  \u7d22\u5f15\u662f\u7528\u4e8e\u5feb\u901f\u67e5\u627e\u6570\u636e\u5e93\u6570\u636e\u7684\u6307\u9488\uff0c\u5b83\u57fa\u4e8e b \u6811\u7ed3\u6784\u7ec4\u7ec7\u3002mysql \u652f\u6301\u5404\u79cd\u7d22\u5f15\u7c7b\u578b\uff0c\u5305\u62ec b-tree\u3001\u54c8\u5e0c\u3001\u5168\u6587\u548c\u7a7a\u95f4\u7d22\u5f15\u3002\u521b\u5efa\u7d22\u5f15\u5bf9\u4e8e\u7ecf\u5e38\u67e5\u8be2\u7684\u5217\u3001\u8fde\u63a5\u8868\u7684\u952e\u4ee5\u53ca\u6392\u5e8f\u548c\u5206\u7ec4\u7684\u5217\u975e\u5e38\u91cd\u8981\u3002\u7ef4\u62a4\u7d22\u5f15\u6d89\u53ca\u5728\u6570\u636e\u66f4\u6539\u65f6\u66f4\u65b0\u548c\u4f18\u5316\u7d22\u5f15\uff0c\u5e76\u76d1\u63a7\u5176\u4f7f\u7528\u60c5\u51b5\u3002\u6709\u6548\u4f7f\u7528\u7d22\u5f15\u53ef\u4ee5\u663e\u7740\u63d0\u5347\u6570\u636e\u5e93\u6027\u80fd\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202407\/31\/2024073122255656999.jpg\" class=\"aligncenter\" title=\"mysql\u7d22\u5f15\u7684\u4f7f\u7528\u548c\u539f\u7406\u63d2\u56fe\" alt=\"mysql\u7d22\u5f15\u7684\u4f7f\u7528\u548c\u539f\u7406\u63d2\u56fe\" \/><\/p>\n<p><strong>MySQL \u7d22\u5f15\uff1a\u539f\u7406\u4e0e\u5e94\u7528<\/strong><\/p>\n<p>\u7d22\u5f15\u662f\u4e00\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u65e8\u5728\u5feb\u901f\u67e5\u627e\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\uff0c\u800c\u65e0\u9700\u626b\u63cf\u6574\u4e2a\u8868\u3002\u5b83\u5145\u5f53\u4e00\u4e2a\u6307\u5411\u6570\u636e\u8bb0\u5f55\u7684\u6307\u9488\uff0c\u6839\u636e\u7279\u5b9a\u7684\u5217\u6216\u4e00\u7ec4\u5217\u8fdb\u884c\u7ec4\u7ec7\u3002<\/p>\n<p><strong>\u539f\u7406<\/strong><\/p>\n<p>\u7d22\u5f15\u57fa\u4e8e B \u6811\uff0c\u8fd9\u662f\u4e00\u79cd\u5e73\u8861\u7684\u641c\u7d22\u6811\u3002B \u6811\u5c06\u6570\u636e\u5212\u5206\u4e3a\u9875\u9762\uff0c\u5e76\u4f7f\u7528\u591a\u7ea7\u7d22\u5f15\u7ed3\u6784\u6765\u5feb\u901f\u67e5\u627e\u6570\u636e\u3002<\/p>\n<ul>\n<li> <strong>\u53f6\u8282\u70b9\uff1a<\/strong>\u5b58\u50a8\u5b9e\u9645\u7684\u6570\u636e\u8bb0\u5f55\u3002<\/li>\n<li> <strong>\u4e2d\u95f4\u8282\u70b9\uff1a<\/strong>\u6307\u5411\u53f6\u8282\u70b9\uff0c\u5e76\u5b58\u50a8\u6307\u5411\u5176\u4ed6\u4e2d\u95f4\u8282\u70b9\u7684\u6307\u9488\u3002<\/li>\n<li> <strong>\u6839\u8282\u70b9\uff1a<\/strong>\u6811\u7684\u9876\u5c42\u8282\u70b9\uff0c\u6307\u5411\u6240\u6709\u7684\u4e2d\u95f4\u8282\u70b9\u3002<\/li>\n<\/ul>\n<p>\u5f53\u67e5\u8be2\u5305\u542b\u7d22\u5f15\u5217\u65f6\uff0cMySQL \u5c06\u4f7f\u7528\u7d22\u5f15\u67e5\u627e\u6570\u636e\uff0c\u800c\u4e0d\u662f\u626b\u63cf\u6574\u4e2a\u8868\u3002\u8fd9\u5927\u5927\u63d0\u9ad8\u4e86\u67e5\u8be2\u901f\u5ea6\uff0c\u56e0\u4e3a\u7d22\u5f15\u4ec5\u9700\u8bbf\u95ee\u6811\u4e2d\u7684\u51e0\u4e2a\u8282\u70b9\uff0c\u800c\u4e0d\u662f\u6574\u4e2a\u8868\u3002<\/p>\n<p><strong>\u7c7b\u578b<\/strong><\/p>\n<p>MySQL \u652f\u6301\u591a\u79cd\u7d22\u5f15\u7c7b\u578b\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li> <strong>B-Tree \u7d22\u5f15\uff1a<\/strong>\u6700\u5e38\u7528\u7684\u7d22\u5f15\u7c7b\u578b\uff0c\u7528\u4e8e\u5feb\u901f\u67e5\u627e\u6570\u636e\u3002<\/li>\n<li> <strong>\u54c8\u5e0c\u7d22\u5f15\uff1a<\/strong>\u7528\u4e8e\u5feb\u901f\u67e5\u627e\u57fa\u4e8e\u76f8\u7b49\u6027\u7684\u6570\u636e\u8bb0\u5f55\u3002<\/li>\n<li> <strong>\u5168\u6587\u7d22\u5f15\uff1a<\/strong>\u7528\u4e8e\u641c\u7d22\u6587\u672c\u5217\u4e2d\u7684\u5355\u8bcd\u3002<\/li>\n<li> <strong>\u7a7a\u95f4\u7d22\u5f15\uff1a<\/strong>\u7528\u4e8e\u57fa\u4e8e\u51e0\u4f55\u5f62\u72b6\uff08\u4f8b\u5982\u70b9\u548c\u591a\u8fb9\u5f62\uff09\u67e5\u627e\u6570\u636e\u3002<\/li>\n<\/ul>\n<p><strong>\u4f7f\u7528<\/strong><\/p>\n<p>\u9009\u62e9\u6b63\u786e\u7684\u7d22\u5f15\u5bf9\u4e8e\u6570\u636e\u5e93\u6027\u80fd\u81f3\u5173\u91cd\u8981\u3002\u4e00\u4e9b\u5e38\u89c1\u7684\u7d22\u5f15\u5e94\u7528\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u5728\u7ecf\u5e38\u67e5\u8be2\u7684\u5217\u4e0a\u521b\u5efa\u7d22\u5f15<\/li>\n<li>\u5728\u8fde\u63a5\u8868\u7684\u4e3b\u952e\u6216\u5916\u952e\u4e0a\u521b\u5efa\u7d22\u5f15<\/li>\n<li>\u5728\u7528\u4e8e\u6392\u5e8f\u6216\u5206\u7ec4\u7684\u5217\u4e0a\u521b\u5efa\u7d22\u5f15<\/li>\n<li>\u5728\u5927\u8868\u4e2d\u521b\u5efa\u8986\u76d6\u7d22\u5f15\uff08\u5305\u542b\u67e5\u8be2\u4e2d\u6240\u9700\u7684\u6240\u6709\u5217\uff09<\/li>\n<\/ul>\n<p><strong>\u7ef4\u62a4<\/strong><\/p>\n<p>\u521b\u5efa\u7d22\u5f15\u540e\uff0c\u9700\u8981\u5bf9\u5176\u8fdb\u884c\u9002\u5f53\u7684\u7ef4\u62a4\uff0c\u4ee5\u786e\u4fdd\u5176\u4fdd\u6301\u6700\u65b0\u5e76\u6709\u6548\u3002\u7d22\u5f15\u7ef4\u62a4\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u5728\u8868\u4e2d\u63d2\u5165\u3001\u66f4\u65b0\u6216\u5220\u9664\u6570\u636e\u65f6\u66f4\u65b0\u7d22\u5f15<\/li>\n<li>\u5b9a\u671f\u91cd\u5efa\u6216\u4f18\u5316\u7d22\u5f15\u4ee5\u63d0\u9ad8\u6027\u80fd<\/li>\n<li>\u76d1\u63a7\u7d22\u5f15\u4f7f\u7528\u60c5\u51b5\u5e76\u5220\u9664\u672a\u4f7f\u7528\u7684\u7d22\u5f15<\/li>\n<\/ul>\n<p><strong>\u7ed3\u8bba<\/strong><\/p>\n<p>\u7d22\u5f15\u662f MySQL \u6570\u636e\u5e93\u4e2d\u63d0\u9ad8\u67e5\u8be2\u901f\u5ea6\u4e0d\u53ef\u6216\u7f3a\u7684\u5de5\u5177\u3002\u901a\u8fc7\u7406\u89e3\u7d22\u5f15\u7684\u539f\u7406\u548c\u7c7b\u578b\uff0c\u5e76\u660e\u667a\u5730\u4f7f\u7528\u5b83\u4eec\uff0c\u53ef\u4ee5\u663e\u7740\u63d0\u9ad8\u6570\u636e\u5e93\u7684\u6027\u80fd\u548c\u54cd\u5e94\u80fd\u529b\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u7d22\u5f15\u7684\u4f7f\u7528\u548c\u539f\u7406\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7d22\u5f15\u662f\u7528\u4e8e\u5feb\u901f\u67e5\u627e\u6570\u636e\u5e93\u6570\u636e\u7684\u6307\u9488\uff0c\u5b83\u57fa\u4e8e b \u6811\u7ed3\u6784\u7ec4\u7ec7\u3002mysql \u652f\u6301\u5404\u79cd\u7d22\u5f15\u7c7b\u578b\uff0c\u5305\u62ec b-tree\u3001\u54c8\u5e0c\u3001\u5168\u6587\u548c\u7a7a\u95f4\u7d22\u5f15\u3002\u521b\u5efa\u7d22\u5f15\u5bf9\u4e8e\u7ecf\u5e38\u67e5\u8be2\u7684\u5217\u3001\u8fde\u63a5\u8868\u7684\u952e\u4ee5\u53ca\u6392\u5e8f\u548c\u5206\u7ec4\u7684\u5217\u975e\u5e38\u91cd\u8981\u3002\u7ef4\u62a4\u7d22\u5f15\u6d89\u53ca\u5728\u6570\u636e\u66f4\u6539\u65f6\u66f4\u65b0\u548c\u4f18\u5316\u7d22\u5f15\uff0c\u5e76\u76d1\u63a7\u5176\u4f7f\u7528\u60c5\u51b5\u3002\u6709\u6548\u4f7f\u7528\u7d22\u5f15\u53ef\u4ee5\u663e\u7740\u63d0\u5347\u6570\u636e\u5e93\u6027\u80fd\u3002 MySQL \u7d22\u5f15\uff1a\u539f\u7406\u4e0e\u5e94\u7528 \u7d22\u5f15\u662f\u4e00\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u65e8\u5728\u5feb\u901f\u67e5\u627e\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\uff0c\u800c\u65e0\u9700\u626b\u63cf\u6574\u4e2a\u8868\u3002\u5b83\u5145\u5f53\u4e00\u4e2a\u6307\u5411\u6570\u636e\u8bb0\u5f55\u7684\u6307\u9488\uff0c\u6839\u636e\u7279\u5b9a\u7684\u5217\u6216\u4e00\u7ec4\u5217\u8fdb\u884c\u7ec4\u7ec7\u3002 \u539f\u7406 \u7d22\u5f15\u57fa\u4e8e B \u6811\uff0c\u8fd9\u662f\u4e00\u79cd\u5e73\u8861\u7684\u641c\u7d22\u6811\u3002B \u6811\u5c06\u6570\u636e\u5212\u5206\u4e3a\u9875\u9762\uff0c\u5e76\u4f7f\u7528\u591a\u7ea7\u7d22\u5f15\u7ed3\u6784\u6765\u5feb\u901f\u67e5\u627e\u6570\u636e\u3002 \u53f6\u8282\u70b9\uff1a\u5b58\u50a8\u5b9e\u9645\u7684\u6570\u636e\u8bb0\u5f55\u3002 \u4e2d\u95f4\u8282\u70b9\uff1a\u6307\u5411\u53f6\u8282\u70b9\uff0c\u5e76\u5b58\u50a8\u6307\u5411\u5176\u4ed6\u4e2d\u95f4\u8282\u70b9\u7684\u6307\u9488\u3002 \u6839\u8282\u70b9\uff1a\u6811\u7684\u9876\u5c42\u8282\u70b9\uff0c\u6307\u5411\u6240\u6709\u7684\u4e2d\u95f4\u8282\u70b9\u3002 \u5f53\u67e5\u8be2\u5305\u542b\u7d22\u5f15\u5217\u65f6\uff0cMySQL \u5c06\u4f7f\u7528\u7d22\u5f15\u67e5\u627e\u6570\u636e\uff0c\u800c\u4e0d\u662f\u626b\u63cf\u6574\u4e2a\u8868\u3002\u8fd9\u5927\u5927\u63d0\u9ad8\u4e86\u67e5\u8be2\u901f\u5ea6\uff0c\u56e0\u4e3a\u7d22\u5f15\u4ec5\u9700\u8bbf\u95ee\u6811\u4e2d\u7684\u51e0\u4e2a\u8282\u70b9\uff0c\u800c\u4e0d\u662f\u6574\u4e2a\u8868\u3002 \u7c7b\u578b MySQL \u652f\u6301\u591a\u79cd\u7d22\u5f15\u7c7b\u578b\uff0c\u5305\u62ec\uff1a B-Tree \u7d22\u5f15\uff1a\u6700\u5e38\u7528\u7684\u7d22\u5f15\u7c7b\u578b\uff0c\u7528\u4e8e\u5feb\u901f\u67e5\u627e\u6570\u636e\u3002 \u54c8\u5e0c\u7d22\u5f15\uff1a\u7528\u4e8e\u5feb\u901f\u67e5\u627e\u57fa\u4e8e\u76f8\u7b49\u6027\u7684\u6570\u636e\u8bb0\u5f55\u3002 \u5168\u6587\u7d22\u5f15\uff1a\u7528\u4e8e\u641c\u7d22\u6587\u672c\u5217\u4e2d\u7684\u5355\u8bcd\u3002 \u7a7a\u95f4\u7d22\u5f15\uff1a\u7528\u4e8e\u57fa\u4e8e\u51e0\u4f55\u5f62\u72b6\uff08\u4f8b\u5982\u70b9\u548c\u591a\u8fb9\u5f62\uff09\u67e5\u627e\u6570\u636e\u3002 \u4f7f\u7528 \u9009\u62e9\u6b63\u786e\u7684\u7d22\u5f15\u5bf9\u4e8e\u6570\u636e\u5e93\u6027\u80fd\u81f3\u5173\u91cd\u8981\u3002\u4e00\u4e9b\u5e38\u89c1\u7684\u7d22\u5f15\u5e94\u7528\u5305\u62ec\uff1a \u5728\u7ecf\u5e38\u67e5\u8be2\u7684\u5217\u4e0a\u521b\u5efa\u7d22\u5f15 \u5728\u8fde\u63a5\u8868\u7684\u4e3b\u952e\u6216\u5916\u952e\u4e0a\u521b\u5efa\u7d22\u5f15 \u5728\u7528\u4e8e\u6392\u5e8f\u6216\u5206\u7ec4\u7684\u5217\u4e0a\u521b\u5efa\u7d22\u5f15 \u5728\u5927\u8868\u4e2d\u521b\u5efa\u8986\u76d6\u7d22\u5f15\uff08\u5305\u542b\u67e5\u8be2\u4e2d\u6240\u9700\u7684\u6240\u6709\u5217\uff09 \u7ef4\u62a4 \u521b\u5efa\u7d22\u5f15\u540e\uff0c\u9700\u8981\u5bf9\u5176\u8fdb\u884c\u9002\u5f53\u7684\u7ef4\u62a4\uff0c\u4ee5\u786e\u4fdd\u5176\u4fdd\u6301\u6700\u65b0\u5e76\u6709\u6548\u3002\u7d22\u5f15\u7ef4\u62a4\u5305\u62ec\uff1a \u5728\u8868\u4e2d\u63d2\u5165\u3001\u66f4\u65b0\u6216\u5220\u9664\u6570\u636e\u65f6\u66f4\u65b0\u7d22\u5f15 \u5b9a\u671f\u91cd\u5efa\u6216\u4f18\u5316\u7d22\u5f15\u4ee5\u63d0\u9ad8\u6027\u80fd \u76d1\u63a7\u7d22\u5f15\u4f7f\u7528\u60c5\u51b5\u5e76\u5220\u9664\u672a\u4f7f\u7528\u7684\u7d22\u5f15 \u7ed3\u8bba \u7d22\u5f15\u662f MySQL \u6570\u636e\u5e93\u4e2d\u63d0\u9ad8\u67e5\u8be2\u901f\u5ea6\u4e0d\u53ef\u6216\u7f3a\u7684\u5de5\u5177\u3002\u901a\u8fc7\u7406\u89e3\u7d22\u5f15\u7684\u539f\u7406\u548c\u7c7b\u578b\uff0c\u5e76\u660e\u667a\u5730\u4f7f\u7528\u5b83\u4eec\uff0c\u53ef\u4ee5\u663e\u7740\u63d0\u9ad8\u6570\u636e\u5e93\u7684\u6027\u80fd\u548c\u54cd\u5e94\u80fd\u529b\u3002 \u4ee5\u4e0a\u5c31\u662f\u7d22\u5f15\u7684\u4f7f\u7528\u548c\u539f\u7406\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-6315","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/6315","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=6315"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/6315\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=6315"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=6315"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=6315"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}