{"id":6513,"date":"2024-08-29T20:28:07","date_gmt":"2024-08-29T12:28:07","guid":{"rendered":"https:\/\/t.n-years.com\/?p=6513"},"modified":"2024-08-29T20:28:07","modified_gmt":"2024-08-29T12:28:07","slug":"mysql-%e4%b8%ad%e7%94%a8%e5%88%b0%e7%9a%84%e5%85%b3%e9%94%ae%e7%9a%84%e6%95%b0%e6%8d%ae%e7%bb%93%e6%9e%84","status":"publish","type":"post","link":"https:\/\/t.n-years.com\/?p=6513","title":{"rendered":"MySQL \u4e2d\u7528\u5230\u7684\u5173\u952e\u7684\u6570\u636e\u7ed3\u6784"},"content":{"rendered":"<blockquote>\n<p>\u975e\u539f\u521b\u3001ChatGPT \u95ee\u7b54\u751f\u6210<\/p>\n<\/blockquote>\n<p>MySQL \u4e2d\u4f7f\u7528\u4e86\u591a\u79cd\u5173\u952e\u7684\u6570\u636e\u7ed3\u6784\uff0c\u8fd9\u4e9b\u6570\u636e\u7ed3\u6784\u662f\u6570\u636e\u5e93\u9ad8\u6548\u5b58\u50a8\u3001\u7d22\u5f15\u3001\u68c0\u7d22\u6570\u636e\u7684\u57fa\u7840\u3002\u4ee5\u4e0b\u662f MySQL \u4e2d\u5e38\u7528\u7684\u51e0\u79cd\u5173\u952e\u6570\u636e\u7ed3\u6784\uff1a<\/p>\n<h3>1. <strong>B+ \u6811\uff08B+ Tree\uff09<\/strong><\/h3>\n<ul>\n<li><strong>\u7528\u9014<\/strong>: \u7528\u4e8e\u5b9e\u73b0\u7d22\u5f15\uff08\u5305\u62ec\u805a\u7c07\u7d22\u5f15\u548c\u8f85\u52a9\u7d22\u5f15\uff09\u3002<\/li>\n<li><strong>\u7ed3\u6784\u7279\u70b9<\/strong>:\n<ul>\n<li>B+ \u6811\u662f B \u6811\u7684\u4e00\u79cd\u53d8\u4f53\uff0c\u6bcf\u4e2a\u8282\u70b9\u5305\u542b\u591a\u4e2a\u952e\u503c\uff0c\u5e76\u4e14\u6240\u6709\u7684\u53f6\u5b50\u8282\u70b9\u6309\u987a\u5e8f\u94fe\u63a5\u5728\u4e00\u8d77\u3002<\/li>\n<li>\u975e\u53f6\u5b50\u8282\u70b9\u53ea\u5b58\u50a8\u952e\u503c\uff0c\u4e0d\u5b58\u50a8\u5b9e\u9645\u6570\u636e\uff0c\u53f6\u5b50\u8282\u70b9\u5b58\u50a8\u6240\u6709\u952e\u503c\u548c\u6570\u636e\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u4f18\u70b9<\/strong>:\n<ul>\n<li>\u652f\u6301\u9ad8\u6548\u7684\u8303\u56f4\u67e5\u8be2\uff0c\u78c1\u76d8 I\/O \u64cd\u4f5c\u5c11\uff0c\u80fd\u5feb\u901f\u5b9a\u4f4d\u6570\u636e\u3002<\/li>\n<li>\u53f6\u5b50\u8282\u70b9\u987a\u5e8f\u6392\u5217\uff0c\u9002\u5408\u987a\u5e8f\u626b\u63cf\u548c\u6392\u5e8f\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5e94\u7528<\/strong>: \u9002\u7528\u4e8e MySQL \u7684 InnoDB \u5b58\u50a8\u5f15\u64ce\u4e2d\u7684\u7d22\u5f15\u7ed3\u6784\uff0c\u4fdd\u8bc1\u4e86\u9ad8\u6548\u7684\u67e5\u8be2\u548c\u63d2\u5165\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h3>2. <strong>\u54c8\u5e0c\u8868\uff08Hash Table\uff09<\/strong><\/h3>\n<ul>\n<li><strong>\u7528\u9014<\/strong>: \u7528\u4e8e\u5b9e\u73b0\u67d0\u4e9b\u5185\u5b58\u4e2d\u7684\u7f13\u5b58\u7ed3\u6784\u3001\u54c8\u5e0c\u7d22\u5f15\u3001\u4ee5\u53ca InnoDB \u7684\u81ea\u9002\u5e94\u54c8\u5e0c\u7d22\u5f15\u3002<\/li>\n<li><strong>\u7ed3\u6784\u7279\u70b9<\/strong>:\n<ul>\n<li>\u57fa\u4e8e\u54c8\u5e0c\u51fd\u6570\uff0c\u5c06\u952e\u6620\u5c04\u5230\u4e00\u4e2a\u56fa\u5b9a\u7684\u5b58\u50a8\u4f4d\u7f6e\u3002<\/li>\n<li>\u4e3b\u8981\u7528\u4e8e\u5feb\u901f\u67e5\u627e\u952e\u503c\u5bf9\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u4f18\u70b9<\/strong>:\n<ul>\n<li>\u67e5\u627e\u901f\u5ea6\u6781\u5feb\uff0c\u901a\u5e38\u4e3a O(1) \u65f6\u95f4\u590d\u6742\u5ea6\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5e94\u7528<\/strong>:\n<ul>\n<li>InnoDB \u7684\u81ea\u9002\u5e94\u54c8\u5e0c\u7d22\u5f15\uff08Adaptive Hash Index, AHI\uff09\u4f7f\u7528\u54c8\u5e0c\u8868\u6765\u52a0\u901f\u70ed\u70b9\u6570\u636e\u7684\u67e5\u8be2\u3002<\/li>\n<li>MEMORY \u5b58\u50a8\u5f15\u64ce\u4e5f\u53ef\u4ee5\u4f7f\u7528\u54c8\u5e0c\u8868\u6765\u5b9e\u73b0\u7d22\u5f15\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>3. <strong>\u7ea2\u9ed1\u6811\uff08Red-Black Tree\uff09<\/strong><\/h3>\n<ul>\n<li><strong>\u7528\u9014<\/strong>: \u5b9e\u73b0\u5185\u90e8\u6570\u636e\u7ed3\u6784\u5982\u9501\u7ba1\u7406\u3001\u4e8b\u52a1\u7ba1\u7406\u4e2d\u4f7f\u7528\u7684\u90e8\u5206\u7ed3\u6784\u3002<\/li>\n<li><strong>\u7ed3\u6784\u7279\u70b9<\/strong>:\n<ul>\n<li>\u7ea2\u9ed1\u6811\u662f\u4e00\u79cd\u81ea\u5e73\u8861\u4e8c\u53c9\u67e5\u627e\u6811\uff0c\u4fdd\u8bc1\u4e86\u6811\u7684\u9ad8\u5ea6\u4e0d\u4f1a\u8fc7\u9ad8\uff0c\u907f\u514d\u6700\u574f\u60c5\u51b5\u4e0b\u7684\u6027\u80fd\u95ee\u9898\u3002<\/li>\n<li>\u6bcf\u4e2a\u8282\u70b9\u5305\u542b\u4e00\u4e2a\u989c\u8272\u5c5e\u6027\uff08\u7ea2\u6216\u9ed1\uff09\uff0c\u901a\u8fc7\u989c\u8272\u5c5e\u6027\u6765\u4fdd\u6301\u6811\u7684\u5e73\u8861\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u4f18\u70b9<\/strong>:\n<ul>\n<li>\u63d2\u5165\u3001\u5220\u9664\u3001\u67e5\u627e\u64cd\u4f5c\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u90fd\u662f O(log n)\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5e94\u7528<\/strong>:\n<ul>\n<li>MySQL \u5728\u90e8\u5206\u5185\u5b58\u7ed3\u6784\u4e2d\u4f7f\u7528\u7ea2\u9ed1\u6811\u6765\u7ba1\u7406\u5185\u5b58\u5757\u3001\u4e8b\u52a1\u5217\u8868\u7b49\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>4. <strong>\u53cc\u5411\u94fe\u8868\uff08Doubly Linked List\uff09<\/strong><\/h3>\n<ul>\n<li><strong>\u7528\u9014<\/strong>: \u7528\u4e8e\u7ba1\u7406\u7f13\u5b58\u3001\u4e8b\u52a1\u7b49\u6570\u636e\u7ed3\u6784\u3002<\/li>\n<li><strong>\u7ed3\u6784\u7279\u70b9<\/strong>:\n<ul>\n<li>\u6bcf\u4e2a\u8282\u70b9\u5305\u542b\u4e24\u4e2a\u6307\u9488\uff0c\u5206\u522b\u6307\u5411\u524d\u4e00\u4e2a\u8282\u70b9\u548c\u540e\u4e00\u4e2a\u8282\u70b9\u3002<\/li>\n<li>\u652f\u6301\u9ad8\u6548\u7684\u63d2\u5165\u548c\u5220\u9664\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u4f18\u70b9<\/strong>:\n<ul>\n<li>\u5728\u9700\u8981\u9891\u7e41\u63d2\u5165\u548c\u5220\u9664\u64cd\u4f5c\u7684\u573a\u666f\u4e2d\uff0c\u53cc\u5411\u94fe\u8868\u8868\u73b0\u51fa\u8272\uff0c\u5c24\u5176\u662f\u5f53\u8fd9\u4e9b\u64cd\u4f5c\u5728\u5217\u8868\u7684\u4e2d\u95f4\u90e8\u5206\u65f6\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5e94\u7528<\/strong>:\n<ul>\n<li>MySQL \u4f7f\u7528\u53cc\u5411\u94fe\u8868\u6765\u7ba1\u7406\u7f13\u51b2\u6c60\u4e2d\u7684\u7f13\u5b58\u9875\u9762\uff08\u5982 InnoDB \u7684\u7f13\u51b2\u6c60\u7ba1\u7406\uff09\u3002<\/li>\n<li>\u4e8b\u52a1\u7ba1\u7406\u7cfb\u7edf\u4e5f\u4f7f\u7528\u53cc\u5411\u94fe\u8868\u6765\u7ef4\u62a4\u6d3b\u8dc3\u7684\u4e8b\u52a1\u5217\u8868\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>5. <strong>\u8df3\u8868\uff08Skip List\uff09<\/strong><\/h3>\n<ul>\n<li><strong>\u7528\u9014<\/strong>: \u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u7528\u4e8e\u66ff\u4ee3\u5e73\u8861\u6811\u7ed3\u6784\u3002<\/li>\n<li><strong>\u7ed3\u6784\u7279\u70b9<\/strong>:\n<ul>\n<li>\u8df3\u8868\u662f\u4e00\u79cd\u901a\u8fc7\u591a\u5c42\u94fe\u8868\u5b9e\u73b0\u5feb\u901f\u67e5\u627e\u7684\u6709\u5e8f\u6570\u636e\u7ed3\u6784\uff0c\u652f\u6301\u7c7b\u4f3c\u4e8e\u4e8c\u5206\u67e5\u627e\u7684\u64cd\u4f5c\u3002<\/li>\n<li>\u901a\u8fc7\u6982\u7387\u6027\u9009\u62e9\u8282\u70b9\u63d0\u5347\u6548\u7387\uff0c\u5c42\u6570\u8d8a\u591a\uff0c\u8df3\u8868\u8d8a\u9ad8\u6548\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u4f18\u70b9<\/strong>:\n<ul>\n<li>\u63d2\u5165\u3001\u5220\u9664\u3001\u67e5\u627e\u64cd\u4f5c\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u4e3a O(log n)\uff0c\u5e76\u4e14\u5b9e\u73b0\u7b80\u5355\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5e94\u7528<\/strong>:\n<ul>\n<li>\u867d\u7136 MySQL \u7684\u6838\u5fc3\u5b58\u50a8\u5f15\u64ce\u5982 InnoDB \u4e0d\u4f7f\u7528\u8df3\u8868\uff0c\u4f46\u5728\u67d0\u4e9b\u63d2\u4ef6\u6216\u5b58\u50a8\u5f15\u64ce\u4e2d\u53ef\u80fd\u4f1a\u7528\u5230\u8fd9\u79cd\u7ed3\u6784\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>6. <strong>\u961f\u5217\uff08Queue\uff09<\/strong><\/h3>\n<ul>\n<li><strong>\u7528\u9014<\/strong>: \u7528\u4e8e\u7ba1\u7406\u4e8b\u52a1\u3001\u8bf7\u6c42\u7684\u8c03\u5ea6\u4e0e\u5904\u7406\u3002<\/li>\n<li><strong>\u7ed3\u6784\u7279\u70b9<\/strong>:\n<ul>\n<li>\u961f\u5217\u662f\u4e00\u79cd\u5148\u8fdb\u5148\u51fa\uff08FIFO\uff09\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5143\u7d20\u6309\u63d2\u5165\u987a\u5e8f\u8fdb\u884c\u5904\u7406\u3002<\/li>\n<li>\u652f\u6301\u9ad8\u6548\u7684\u63d2\u5165\u548c\u5220\u9664\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u4f18\u70b9<\/strong>:\n<ul>\n<li>\u975e\u5e38\u9002\u5408\u4e8e\u4efb\u52a1\u8c03\u5ea6\u3001\u7f13\u51b2\u548c\u987a\u5e8f\u5904\u7406\u7684\u573a\u666f\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5e94\u7528<\/strong>:\n<ul>\n<li>MySQL \u4f7f\u7528\u961f\u5217\u7ba1\u7406\u4e8b\u52a1\u7684\u8c03\u5ea6\u548c\u5904\u7406\uff0c\u7279\u522b\u662f\u5728\u591a\u7ebf\u7a0b\u73af\u5883\u4e2d\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>7. <strong>\u4f4d\u56fe\uff08Bitmap\uff09<\/strong><\/h3>\n<ul>\n<li><strong>\u7528\u9014<\/strong>: \u7528\u4e8e\u4f18\u5316\u7a7a\u95f4\u4f7f\u7528\u3001\u7ba1\u7406\u8d44\u6e90\u7b49\u573a\u666f\u3002<\/li>\n<li><strong>\u7ed3\u6784\u7279\u70b9<\/strong>:\n<ul>\n<li>\u4f4d\u56fe\u662f\u4e00\u4e2a\u7531 0 \u548c 1 \u7ec4\u6210\u7684\u6570\u7ec4\uff0c\u6bcf\u4e2a\u4f4d\u7f6e\u8868\u793a\u67d0\u4e2a\u8d44\u6e90\u7684\u72b6\u6001\uff08\u5982\u4f7f\u7528\u4e2d\u6216\u7a7a\u95f2\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u4f18\u70b9<\/strong>:\n<ul>\n<li>\u7a7a\u95f4\u5360\u7528\u6781\u5c0f\uff0c\u9002\u5408\u5927\u89c4\u6a21\u7684\u5e03\u5c14\u503c\u7ba1\u7406\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5e94\u7528<\/strong>:\n<ul>\n<li>MySQL \u5728\u67d0\u4e9b\u8d44\u6e90\u7ba1\u7406\u4e2d\u4f7f\u7528\u4f4d\u56fe\uff0c\u4f8b\u5982\u5728\u5185\u5b58\u5206\u914d\u5668\u4e2d\u7ba1\u7406\u9875\u5206\u914d\u7684\u72b6\u6001\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>8. <strong>\u6808\uff08Stack\uff09<\/strong><\/h3>\n<ul>\n<li><strong>\u7528\u9014<\/strong>: \u7528\u4e8e\u9012\u5f52\u3001\u56de\u6eaf\u7b49\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u7ed3\u6784\u7279\u70b9<\/strong>:\n<ul>\n<li>\u6808\u662f\u4e00\u79cd\u5148\u8fdb\u540e\u51fa\uff08LIFO\uff09\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5143\u7d20\u6309\u76f8\u53cd\u7684\u987a\u5e8f\u8fdb\u884c\u5904\u7406\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u4f18\u70b9<\/strong>:\n<ul>\n<li>\u975e\u5e38\u9002\u5408\u5904\u7406\u9012\u5f52\u64cd\u4f5c\u548c\u4e34\u65f6\u4fdd\u5b58\u72b6\u6001\u7684\u573a\u666f\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5e94\u7528<\/strong>:\n<ul>\n<li>MySQL \u4f7f\u7528\u6808\u6765\u7ba1\u7406\u9012\u5f52\u7684\u67e5\u8be2\u3001\u89e6\u53d1\u5668\u7b49\u903b\u8f91\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>\u5c0f\u7ed3<\/h3>\n<p>MySQL \u7684\u9ad8\u6548\u6027\u548c\u53ef\u9760\u6027\u90e8\u5206\u5f97\u76ca\u4e8e\u8fd9\u4e9b\u57fa\u7840\u6570\u636e\u7ed3\u6784\u7684\u5408\u7406\u5e94\u7528\u3002B+ \u6811\u3001\u54c8\u5e0c\u8868\u3001\u7ea2\u9ed1\u6811\u7b49\u7ed3\u6784\u5206\u522b\u5728\u7d22\u5f15\u3001\u5185\u5b58\u7ba1\u7406\u3001\u4e8b\u52a1\u5904\u7406\u7b49\u9886\u57df\u4e2d\u53d1\u6325\u4e86\u91cd\u8981\u4f5c\u7528\u3002\u7406\u89e3\u8fd9\u4e9b\u6570\u636e\u7ed3\u6784\u53ca\u5176\u5e94\u7528\u573a\u666f\uff0c\u5bf9\u4e8e\u6570\u636e\u5e93\u4f18\u5316\u548c\u95ee\u9898\u6392\u67e5\u81f3\u5173\u91cd\u8981\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u975e\u539f\u521b\u3001ChatGPT \u95ee\u7b54\u751f\u6210 MySQL \u4e2d\u4f7f\u7528\u4e86\u591a\u79cd\u5173\u952e\u7684\u6570\u636e\u7ed3\u6784\uff0c\u8fd9\u4e9b\u6570\u636e\u7ed3\u6784\u662f\u6570\u636e\u5e93\u9ad8\u6548\u5b58\u50a8\u3001\u7d22\u5f15\u3001&#8230; <\/p>\n<div class=\"read-more navbutton\"><a href=\"https:\/\/t.n-years.com\/?p=6513\">\u9605\u8bfb\u66f4\u591a<i class=\"fa 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