{"id":25368,"date":"2024-11-24T14:09:24","date_gmt":"2024-11-24T06:09:24","guid":{"rendered":"https:\/\/fwq.ai\/blog\/25368\/"},"modified":"2024-11-24T14:09:24","modified_gmt":"2024-11-24T06:09:24","slug":"innodb-%e9%9d%9e%e5%94%af%e4%b8%80%e7%b4%a2%e5%bc%95%e9%87%8d%e5%a4%8d%e9%94%ae%e6%98%af%e5%a6%82%e4%bd%95%e6%8e%92%e5%88%97%e7%9a%84%ef%bc%9f-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/25368\/","title":{"rendered":"InnoDB \u975e\u552f\u4e00\u7d22\u5f15\u91cd\u590d\u952e\u662f\u5982\u4f55\u6392\u5217\u7684\uff1f"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/173059994964292.jpg\" class=\"aligncenter\" title=\"InnoDB \u975e\u552f\u4e00\u7d22\u5f15\u91cd\u590d\u952e\u662f\u5982\u4f55\u6392\u5217\u7684\uff1f\u63d2\u56fe\" alt=\"InnoDB \u975e\u552f\u4e00\u7d22\u5f15\u91cd\u590d\u952e\u662f\u5982\u4f55\u6392\u5217\u7684\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>innodb \u975e\u552f\u4e00\u7d22\u5f15\u91cd\u590d\u952e<\/strong><\/p>\n<p>\u5f53 innodb \u5f15\u64ce\u4e0b\u7684\u975e\u552f\u4e00\u7d22\u5f15\u5305\u542b\u91cd\u590d\u952e\u503c\u65f6\uff0c\u5176\u6392\u5217\u65b9\u5f0f\u5f15\u53d1\u4e86\u7591\u95ee\u3002\u4e00\u4e9b\u8d44\u6599\u63d0\u5230\u4f7f\u7528\u6ea2\u51fa\u9875\u8fdb\u884c\u54c8\u5e0c\u51b2\u7a81\u5904\u7406\uff0c\u800c\u53e6\u4e00\u4e9b\u5219\u5bf9\u6b64\u4e88\u4ee5\u5426\u8ba4\u3002<\/p>\n<p><strong>\u6392\u5217\u673a\u5236<\/strong><\/p>\n<p>\u4e8b\u5b9e\u4e0a\uff0c\u975e\u552f\u4e00\u7d22\u5f15\u4f1a\u540c\u65f6\u5b58\u50a8\u5bf9\u5e94\u884c\u7684\u4e3b\u952e id\u3002\u8fd9\u610f\u5473\u7740\uff0c\u5373\u4f7f\u7d22\u5f15\u5b57\u6bb5\u5177\u6709\u91cd\u590d\u503c\uff0cb+\u6811\u4e5f\u4f1a\u6309\u7167\u4e3b\u952e id \u8fdb\u884c\u6392\u5e8f\u3002<\/p>\n<p><strong>\u793a\u4f8b<\/strong><\/p>\n<p>\u5047\u8bbe\u4ee5\u4e0b\u4e24\u6761\u8bb0\u5f55\u5177\u6709\u76f8\u540c\u7684\u975e\u552f\u4e00\u7d22\u5f15\u503c\u201cccc\u201d\uff1a<\/p>\n<ul>\n<li>\u8bb0\u5f55 1\uff1aid=4, name=&#8217;ccc&#8217;<\/li>\n<li>\u8bb0\u5f55 2\uff1aid=5, name=&#8217;ccc&#8217;<\/li>\n<\/ul>\n<p>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0cb+\u6811\u4e2d\u7684\u6392\u5217\u5982\u4e0b\uff1a<\/p>\n<pre>+-------------+-------------+\n| name       | record_ptr  |\n+-------------+-------------+\n| ccc         | 4           |\n+-------------+-------------+\n| ccc         | 5           |\n+-------------+-------------+<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cb+\u6811\u7684\u53f6\u8282\u70b9\u5b58\u50a8\u4e86\u7d22\u5f15\u5b57\u6bb5\u503c\u201cccc\u201d\u548c\u5bf9\u5e94\u884c\u7684\u4e3b\u952e id\uff084 \u548c 5\uff09\u3002\u56e0\u6b64\uff0c\u53ef\u4ee5\u901a\u8fc7\u4e3b\u952e id \u6765\u533a\u5206\u5177\u6709\u91cd\u590d\u7d22\u5f15\u503c\u7684\u8bb0\u5f55\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fInnoDB \u975e\u552f\u4e00\u7d22\u5f15\u91cd\u590d\u952e\u662f\u5982\u4f55\u7684\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>innodb \u975e\u552f\u4e00\u7d22\u5f15\u91cd\u590d\u952e \u5f53 innodb \u5f15\u64ce\u4e0b\u7684\u975e\u552f\u4e00\u7d22\u5f15\u5305\u542b\u91cd\u590d\u952e\u503c\u65f6\uff0c\u5176\u6392\u5217\u65b9\u5f0f\u5f15\u53d1\u4e86\u7591\u95ee\u3002\u4e00\u4e9b\u8d44\u6599\u63d0\u5230\u4f7f\u7528\u6ea2\u51fa\u9875\u8fdb\u884c\u54c8\u5e0c\u51b2\u7a81\u5904\u7406\uff0c\u800c\u53e6\u4e00\u4e9b\u5219\u5bf9\u6b64\u4e88\u4ee5\u5426\u8ba4\u3002 \u6392\u5217\u673a\u5236 \u4e8b\u5b9e\u4e0a\uff0c\u975e\u552f\u4e00\u7d22\u5f15\u4f1a\u540c\u65f6\u5b58\u50a8\u5bf9\u5e94\u884c\u7684\u4e3b\u952e id\u3002\u8fd9\u610f\u5473\u7740\uff0c\u5373\u4f7f\u7d22\u5f15\u5b57\u6bb5\u5177\u6709\u91cd\u590d\u503c\uff0cb+\u6811\u4e5f\u4f1a\u6309\u7167\u4e3b\u952e id \u8fdb\u884c\u6392\u5e8f\u3002 \u793a\u4f8b \u5047\u8bbe\u4ee5\u4e0b\u4e24\u6761\u8bb0\u5f55\u5177\u6709\u76f8\u540c\u7684\u975e\u552f\u4e00\u7d22\u5f15\u503c\u201cccc\u201d\uff1a \u8bb0\u5f55 1\uff1aid=4, name=&#8217;ccc&#8217; \u8bb0\u5f55 2\uff1aid=5, name=&#8217;ccc&#8217; \u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0cb+\u6811\u4e2d\u7684\u6392\u5217\u5982\u4e0b\uff1a +&#8212;&#8212;&#8212;&#8212;-+&#8212;&#8212;&#8212;&#8212;-+ | name | record_ptr | +&#8212;&#8212;&#8212;&#8212;-+&#8212;&#8212;&#8212;&#8212;-+ | ccc | 4 | +&#8212;&#8212;&#8212;&#8212;-+&#8212;&#8212;&#8212;&#8212;-+ | ccc | 5 | +&#8212;&#8212;&#8212;&#8212;-+&#8212;&#8212;&#8212;&#8212;-+ \u767b\u5f55\u540e\u590d\u5236 \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cb+\u6811\u7684\u53f6\u8282\u70b9\u5b58\u50a8\u4e86\u7d22\u5f15\u5b57\u6bb5\u503c\u201cccc\u201d\u548c\u5bf9\u5e94\u884c\u7684\u4e3b\u952e id\uff084 \u548c 5\uff09\u3002\u56e0\u6b64\uff0c\u53ef\u4ee5\u901a\u8fc7\u4e3b\u952e id \u6765\u533a\u5206\u5177\u6709\u91cd\u590d\u7d22\u5f15\u503c\u7684\u8bb0\u5f55\u3002 \u4ee5\u4e0a\u5c31\u662fInnoDB \u975e\u552f\u4e00\u7d22\u5f15\u91cd\u590d\u952e\u662f\u5982\u4f55\u7684\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\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-25368","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/25368","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=25368"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/25368\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=25368"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=25368"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=25368"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}