{"id":10007988,"date":"2023-06-25T18:00:23","date_gmt":"2023-06-25T10:00:23","guid":{"rendered":"https:\/\/ityet.com\/?p=10007988"},"modified":"2023-06-25T18:00:23","modified_gmt":"2023-06-25T10:00:23","slug":"%e9%9d%a2%e8%af%95%e5%ae%98%ef%bc%9amysql-%e8%87%aa%e5%a2%9e%e4%b8%bb%e9%94%ae%e4%b8%80%e5%ae%9a%e6%98%af%e8%bf%9e%e7%bb%ad%e7%9a%84%e5%90%97%ef%bc%9f%e5%a4%a7%e9%83%a8%e5%88%86%e4%ba%ba%e9%83%bd","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10007988","title":{"rendered":"\u9762\u8bd5\u5b98\uff1aMySQL \u81ea\u589e\u4e3b\u952e\u4e00\u5b9a\u662f\u8fde\u7eed\u7684\u5417\uff1f\u5927\u90e8\u5206\u4eba\u90fd\u4f1a\u7b54\u9519\uff01"},"content":{"rendered":"<h2>\u6d4b\u8bd5\u73af\u5883\uff1a<\/h2>\n<blockquote><p>MySQL\u7248\u672c\uff1a8.0<\/p><\/blockquote>\n<p>\u6570\u636e\u5e93\u8868\uff1aT \uff08\u4e3b\u952eid\uff0c\u552f\u4e00\u7d22\u5f15c\uff0c\u666e\u901a\u5b57\u6bb5d\uff09<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/bVc8uB7\" alt=\"\" title=\"\" loading=\"lazy\"><\/p>\n<p>\u5982\u679c\u4f60\u7684\u4e1a\u52a1\u8bbe\u8ba1\u4f9d\u8d56\u4e8e\u81ea\u589e\u4e3b\u952e\u7684\u8fde\u7eed\u6027\uff0c\u8fd9\u4e2a\u8bbe\u8ba1\u5047\u8bbe\u81ea\u589e\u4e3b\u952e\u662f\u8fde\u7eed\u7684\u3002\u4f46\u5b9e\u9645\u4e0a\uff0c\u8fd9\u6837\u7684\u5047\u8bbe\u662f\u9519\u7684\uff0c\u56e0\u4e3a\u81ea\u589e\u4e3b\u952e\u4e0d\u80fd\u4fdd\u8bc1\u8fde\u7eed\u9012\u589e\u3002<\/p>\n<p>\u63a8\u8350\u4e00\u4e2a\u5f00\u6e90\u514d\u8d39\u7684 Spring Boot \u5b9e\u6218\u9879\u76ee\uff1a<\/p>\n<blockquote><p><a href=\"https:\/\/link.segmentfault.com\/?enc=h9Xb50oguyjTGw8pFNgZ3g%3D%3D.Hc%2B1ZdyXUvuAlk%2BQ87lAWYEX%2BpR0rPnTm%2BNTAArc2EbM8zrxJYK3rjQHxqc2iDQECqRt9%2F6vsfjDlwXtX9xzNw%3D%3D\" rel=\"nofollow\">https:\/\/github.com\/javastacks\/spring-boot-best-practice<\/a><\/p><\/blockquote>\n<h2>\u4e00\u3001\u81ea\u589e\u503c\u7684\u5c5e\u6027\u7279\u5f81\uff1a<\/h2>\n<h3>1. \u81ea\u589e\u4e3b\u952e\u503c\u662f\u5b58\u50a8\u5728\u54ea\u7684\uff1f<\/h3>\n<blockquote><p>MySQL5.7\u7248\u672c<\/p><\/blockquote>\n<p>\u5728 MySQL 5.7 \u53ca\u4e4b\u524d\u7684\u7248\u672c\uff0c\u81ea\u589e\u503c\u4fdd\u5b58\u5728\u5185\u5b58\u91cc\uff0c\u5e76\u6ca1\u6709\u6301\u4e45\u5316\u3002\u6bcf\u6b21\u91cd\u542f\u540e\uff0c\u7b2c\u4e00\u6b21\u6253\u5f00\u8868\u7684\u65f6\u5019\uff0c\u90fd\u4f1a\u53bb\u627e\u81ea\u589e\u503c\u7684\u6700\u5927\u503c <code>max(id)<\/code>\uff0c\u7136\u540e\u5c06 <code>max(id)+1<\/code> \u4f5c\u4e3a\u8fd9\u4e2a\u8868\u5f53\u524d\u7684\u81ea\u589e\u503c\u3002<\/p>\n<blockquote><p>MySQL8.0\u4e4b\u540e\u7248\u672c<\/p><\/blockquote>\n<p>\u5728 MySQL 8.0 \u7248\u672c\uff0c\u5c06\u81ea\u589e\u503c\u7684\u53d8\u66f4\u8bb0\u5f55\u5728\u4e86 <code>redo log<\/code> \u4e2d\uff0c\u91cd\u542f\u7684\u65f6\u5019\u4f9d\u9760 <code>redo log<\/code> \u6062\u590d\u91cd\u542f\u4e4b\u524d\u7684\u503c\u3002<\/p>\n<p>\u53ef\u4ee5\u901a\u8fc7\u770b\u8868\u8be6\u60c5\u67e5\u770b\u5f53\u524d\u81ea\u589e\u503c\uff0c\u4ee5\u53ca\u67e5\u770b\u8868\u53c2\u6570\u8be6\u60c5<code>AUTO_INCREMENT<\/code>\u503c(<code>AUTO_INCREMENT<\/code>\u5c31\u662f\u5f53\u524d\u6570\u636e\u8868\u7684\u81ea\u589e\u503c)<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/bVc8uB8\" alt=\"\" title=\"\" loading=\"lazy\"><\/p>\n<h3>2. \u81ea\u589e\u4e3b\u952e\u503c\u7684\u4fee\u6539\u673a\u5236\uff1f<\/h3>\n<p>\u5728\u8868t\u4e2d\uff0c\u6211\u5b9a\u4e49\u4e86\u4e3b\u952eid\u4e3a\u81ea\u589e\u503c\uff0c\u5728\u63d2\u5165\u4e00\u884c\u6570\u636e\u7684\u65f6\u5019\uff0c\u81ea\u589e\u503c\u7684\u884c\u4e3a\u5982\u4e0b\uff1a<\/p>\n<ol>\n<li>\u5982\u679c\u63d2\u5165\u6570\u636e\u65f6 id \u5b57\u6bb5\u6307\u5b9a\u4e3a 0\u3001null \u6216\u672a\u6307\u5b9a\u503c\uff0c\u90a3\u4e48\u5c31\u628a\u8fd9\u4e2a\u8868\u5f53\u524d\u7684 <code>AUTO_INCREMENT<\/code> \u503c\u586b\u5230\u81ea\u589e\u5b57\u6bb5\uff1b<\/li>\n<li>\u5982\u679c\u63d2\u5165\u6570\u636e\u65f6 id \u5b57\u6bb5\u6307\u5b9a\u4e86\u5177\u4f53\u7684\u503c\uff0c\u5c31\u76f4\u63a5\u4f7f\u7528\u8bed\u53e5\u91cc\u6307\u5b9a\u7684\u503c\u3002<\/li>\n<\/ol>\n<p>\u6839\u636e\u8981\u63d2\u5165\u7684\u503c\u548c\u5f53\u524d\u81ea\u589e\u503c\u7684\u5927\u5c0f\u5173\u7cfb\uff0c\u81ea\u589e\u503c\u7684\u53d8\u66f4\u7ed3\u679c\u4e5f\u4f1a\u6709\u6240\u4e0d\u540c\u3002\u5047\u8bbe\uff0c\u67d0\u6b21\u8981\u63d2\u5165\u7684\u503c\u662f X\uff0c\u5f53\u524d\u7684\u81ea\u589e\u503c\u662f Y\u3002<\/p>\n<ol>\n<li>\u5982\u679c X&lt;Y\uff0c\u90a3\u4e48\u8fd9\u4e2a\u8868\u7684\u81ea\u589e\u503c\u4e0d\u53d8\uff1b<\/li>\n<li>\u5982\u679c X\u2265Y\uff0c\u5c31\u9700\u8981\u628a\u5f53\u524d\u81ea\u589e\u503c\u4fee\u6539\u4e3a\u65b0\u7684\u81ea\u589e\u503c\u3002<\/li>\n<\/ol>\n<h2>\u4e8c\u3001\u65b0\u589e\u8bed\u53e5\u81ea\u589e\u4e3b\u952e\u662f\u5982\u4f55\u53d8\u5316\u7684\uff1a<\/h2>\n<p>\u6211\u4eec\u6267\u884c\u4ee5\u4e0bSQL\u8bed\u53e5\uff0c\u6765\u89c2\u5bdf\u81ea\u589e\u4e3b\u952e\u662f\u5982\u4f55\u8fdb\u884c\u53d8\u5316\u7684<\/p>\n<pre><code>insert into t values(null, 1, 1);<\/code><\/pre>\n<p>\u6d41\u7a0b\u56fe\u5982\u4e0b\u6240\u793a<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/bVc8uB9\" alt=\"\" title=\"\" loading=\"lazy\"><\/p>\n<p>\u6d41\u7a0b\u6b65\u9aa4\uff1a<\/p>\n<ul>\n<li><strong>AUTO_INCREMENT=1<\/strong> \uff08\u8868\u793a\u4e0b\u4e00\u6b21\u63d2\u5165\u6570\u636e\u65f6\uff0c\u5982\u679c\u9700\u8981\u81ea\u52a8\u751f\u6210\u81ea\u589e\u503c\uff0c\u4f1a\u751f\u6210 id=1\u3002\uff09<\/li>\n<li><strong>insert into t values(null, 1, 1)<\/strong> \uff08\u6267\u884c\u5668\u8c03\u7528 InnoDB \u5f15\u64ce\u63a5\u53e3\u5199\u5165\u4e00\u884c\uff0c\u4f20\u5165\u7684\u8fd9\u4e00\u884c\u7684\u503c\u662f (0,1,1)\uff09<\/li>\n<li><strong>get AUTO_INCREMENT=1<\/strong> \uff08InnoDB \u53d1\u73b0\u7528\u6237\u6ca1\u6709\u6307\u5b9a\u81ea\u589e id \u7684\u503c\uff0c\u83b7\u53d6\u8868 t \u5f53\u524d\u7684\u81ea\u589e\u503c 1 \uff09<\/li>\n<li><strong>AUTO_INCREMENT=2 insert into t values(1, 1, 1)<\/strong> \uff08\u5c06\u4f20\u5165\u7684\u884c\u7684\u503c\u6539\u6210 (1,1,1)\uff0c\u5e76\u628a\u81ea\u589e\u503c\u6539\u4e3a2\uff09<\/li>\n<li><strong>insert \uff081\uff0c1\uff0c1)<\/strong> \u6267\u884c\u63d2\u5165\u64cd\u4f5c\uff0c\u81f3\u6b64\u6d41\u7a0b\u7ed3\u675f<\/li>\n<\/ul>\n<p>\u5927\u5bb6\u53ef\u4ee5\u53d1\u73b0\uff0c\u5728\u8fd9\u4e2a\u6d41\u7a0b\u5f53\u4e2d\u662f\u5148\u8fdb\u884c\u81ea\u589e\u503c\u7684+1\uff0c\u5728\u8fdb\u884c\u65b0\u589e\u8bed\u53e5\u7684\u6267\u884c\u7684\u3002\u5927\u5bb6\u53ef\u4ee5\u53d1\u73b0\u8fd9\u4e2a\u64cd\u4f5c\u5e76\u6ca1\u6709\u8fdb\u884c\u539f\u5b50\u64cd\u4f5c\uff0c\u5982\u679cSQL\u8bed\u53e5\u6267\u884c\u5931\u8d25\uff0c\u90a3\u4e48\u81ea\u589e\u662f\u4e0d\u662f\u5c31\u4e0d\u4f1a\u8fde\u7eed\u4e86\u5462\uff1f<\/p>\n<h2>\u4e09\u3001\u81ea\u589e\u4e3b\u952e\u503c\u4e0d\u8fde\u7eed\u60c5\u51b5\uff1a\uff08\u552f\u4e00\u4e3b\u952e\u51b2\u7a81\uff09<\/h2>\n<p>\u5f53\u6211\u6267\u884c\u4ee5\u4e0bSQL\u8bed\u53e5\u65f6<\/p>\n<pre><code>insert into t values(null, 1, 1);<\/code><\/pre>\n<p>\u7b2c\u4e00\u6b21\u6211\u4eec\u53ef\u4ee5\u8fdb\u884c\u65b0\u589e\u6210\u529f\uff0c\u6839\u636e\u81ea\u589e\u503c\u7684\u4fee\u6539\u673a\u5236\u3002\u5982\u679c\u63d2\u5165\u6570\u636e\u65f6 id \u5b57\u6bb5\u6307\u5b9a\u4e3a 0\u3001null \u6216\u672a\u6307\u5b9a\u503c\uff0c\u90a3\u4e48\u5c31\u628a\u8fd9\u4e2a\u8868\u5f53\u524d\u7684 <code>AUTO_INCREMENT<\/code> \u503c\u586b\u5230\u81ea\u589e\u5b57\u6bb5\uff1b<\/p>\n<p>\u5f53\u6211\u4eec\u7b2c\u4e8c\u6b21\u5728\u6267\u884c\u4ee5\u4e0bSQL\u8bed\u53e5\u65f6\uff0c\u5c31\u4f1a\u51fa\u73b0\u9519\u8bef\u3002\u56e0\u4e3a\u6211\u4eec\u8868\u4e2dc\u5b57\u6bb5\u662f\u552f\u4e00\u7d22\u5f15\uff0c\u4f1a\u51fa\u73b0<code>Duplicate key error<\/code>\u9519\u8bef\u5bfc\u81f4\u65b0\u589e\u5931\u8d25\u3002<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/bVc8uCa\" alt=\"\" title=\"\" loading=\"lazy\"><\/p>\n<p>\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><strong>AUTO_INCREMENT=2<\/strong> \uff08\u8868\u793a\u4e0b\u4e00\u6b21\u63d2\u5165\u6570\u636e\u65f6\uff0c\u5982\u679c\u9700\u8981\u81ea\u52a8\u751f\u6210\u81ea\u589e\u503c\uff0c\u4f1a\u751f\u6210 id=2\u3002\uff09<\/li>\n<li><strong>insert into t values(null, 1, 1)<\/strong> \uff08\u6267\u884c\u5668\u8c03\u7528 InnoDB \u5f15\u64ce\u63a5\u53e3\u5199\u5165\u4e00\u884c\uff0c\u4f20\u5165\u7684\u8fd9\u4e00\u884c\u7684\u503c\u662f (0,1,1)\uff09<\/li>\n<li><strong>get AUTO_INCREMENT=2<\/strong> \uff08InnoDB \u53d1\u73b0\u7528\u6237\u6ca1\u6709\u6307\u5b9a\u81ea\u589e id \u7684\u503c\uff0c\u83b7\u53d6\u8868 t \u5f53\u524d\u7684\u81ea\u589e\u503c 2 \uff09<\/li>\n<li><strong>AUTO_INCREMENT=3 insert into t values(2, 1, 1)<\/strong> \uff08\u5c06\u4f20\u5165\u7684\u884c\u7684\u503c\u6539\u6210 (2,1,1)\uff0c\u5e76\u628a\u81ea\u589e\u503c\u6539\u4e3a3\uff09<\/li>\n<li><strong>insert \uff082\uff0c1\uff0c1)<\/strong> \u6267\u884c\u63d2\u5165\u64cd\u4f5c\uff0c\u7531\u4e8e\u5df2\u7ecf\u5b58\u5728 c=1 \u7684\u8bb0\u5f55\uff0c\u6240\u4ee5\u62a5 <code>Duplicate key error<\/code>\uff0c\u8bed\u53e5\u8fd4\u56de\u3002<\/li>\n<\/ul>\n<p>\u53ef\u4ee5\u770b\u5230\uff0c\u8fd9\u4e2a\u8868\u7684\u81ea\u589e\u503c\u6539\u6210 3\uff0c\u662f\u5728\u771f\u6b63\u6267\u884c\u63d2\u5165\u6570\u636e\u7684\u64cd\u4f5c\u4e4b\u524d\u3002\u8fd9\u4e2a\u8bed\u53e5\u771f\u6b63\u6267\u884c\u7684\u65f6\u5019\uff0c\u56e0\u4e3a\u78b0\u5230\u552f\u4e00\u952e c \u51b2\u7a81\uff0c\u6240\u4ee5 id=2 \u8fd9\u4e00\u884c\u5e76\u6ca1\u6709\u63d2\u5165\u6210\u529f\uff0c\u4f46\u4e5f\u6ca1\u6709\u5c06\u81ea\u589e\u503c\u518d\u6539\u56de\u53bb\u3002\u6240\u4ee5\uff0c\u5728\u8fd9\u4e4b\u540e\uff0c\u518d\u63d2\u5165\u65b0\u7684\u6570\u636e\u884c\u65f6\uff0c\u62ff\u5230\u7684\u81ea\u589e id \u5c31\u662f 3\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u51fa\u73b0\u4e86\u81ea\u589e\u4e3b\u952e\u4e0d\u8fde\u7eed\u7684\u60c5\u51b5\u3002<\/p>\n<h2>\u56db\u3001\u81ea\u589e\u4e3b\u952e\u503c\u4e0d\u8fde\u7eed\u60c5\u51b5\uff1a\uff08\u4e8b\u52a1\u56de\u6eda\uff09<\/h2>\n<p>\u5176\u5b9e\u4e8b\u52a1\u56de\u6eda\u539f\u7406\u4e5f\u548c\u4e0a\u9762\u4e00\u6837\uff0c\u90fd\u662f\u56e0\u4e3a\u5f02\u5e38\u5bfc\u81f4\u65b0\u589e\u5931\u8d25\uff0c\u4f46\u662f\u81ea\u589e\u503c\u6ca1\u6709\u8fdb\u884c\u56de\u9000\u3002<\/p>\n<h2>\u4e94\u3001\u81ea\u589e\u4e3b\u952e\u503c\u4e0d\u8fde\u7eed\u60c5\u51b5\uff1a\uff08\u6279\u91cf\u63d2\u5165\uff09<\/h2>\n<p>\u6279\u91cf\u63d2\u5165\u6570\u636e\u7684\u8bed\u53e5\uff0cMySQL \u6709\u4e00\u4e2a\u6279\u91cf\u7533\u8bf7\u81ea\u589e id \u7684\u7b56\u7565\uff1a<\/p>\n<ol>\n<li>\u8bed\u53e5\u6267\u884c\u8fc7\u7a0b\u4e2d\uff0c\u7b2c\u4e00\u6b21\u7533\u8bf7\u81ea\u589e id\uff0c\u4f1a\u5206\u914d 1 \u4e2a\uff1b<\/li>\n<li>1 \u4e2a\u7528\u5b8c\u4ee5\u540e\uff0c\u8fd9\u4e2a\u8bed\u53e5\u7b2c\u4e8c\u6b21\u7533\u8bf7\u81ea\u589e id\uff0c\u4f1a\u5206\u914d 2 \u4e2a\uff1b<\/li>\n<li>2 \u4e2a\u7528\u5b8c\u4ee5\u540e\uff0c\u8fd8\u662f\u8fd9\u4e2a\u8bed\u53e5\uff0c \u7b2c\u4e09\u6b21\u7533\u8bf7\u81ea\u589e id\uff0c\u4f1a\u5206\u914d 4 \u4e2a\uff1b<\/li>\n<li>\u4f9d\u6b64\u7c7b\u63a8\uff0c\u540c\u4e00\u4e2a\u8bed\u53e5\u53bb\u7533\u8bf7\u81ea\u589e id\uff0c\u6bcf\u6b21\u7533\u8bf7\u5230\u7684\u81ea\u589e id \u4e2a\u6570\u90fd\u662f\u4e0a\u4e00\u6b21\u7684\u4e24\u500d\u3002<\/li>\n<\/ol>\n<p>\u6267\u884c\u4ee5\u4e0bSQL\u8bed\u53e5\uff08\u5728\u8868t\u4e2d\u5148\u65b0\u589e\u4e864\u6761\u6570\u636e\uff0c\u5728\u521b\u5efa\u8868tt\u628a\u8868t\u6570\u636e\u8fdb\u884c\u6279\u91cf\u65b0\u589e\uff09<\/p>\n<pre><code>insert into t values(null, 1,1);\ninsert into t values(null, 2,2);\ninsert into t values(null, 3,3);\ninsert into t values(null, 4,4);\ncreate table tt like t;\ninsert into tt(c,d) select c,d from t;\n\ninsert into tt values(null, 5,5);<\/code><\/pre>\n<p>\u7b2c\u4e00\u6b21\u7533\u8bf7\u5230\u4e86 id=1\uff0c\u7b2c\u4e8c\u6b21\u88ab\u5206\u914d\u4e86 id=2 \u548c id=3\uff0c \u7b2c\u4e09\u6b21\u88ab\u5206\u914d\u5230 id=4 \u5230 id=7\u3002\u5f53\u6211\u4eec\u518d\u6267\u884c <code>insert into t2 values(null, 5,5)<\/code>\uff0c\u5b9e\u9645\u4e0a\u63d2\u5165\u7684\u6570\u636e\u5c31\u662f\uff088,5,5)\uff0c\u51fa\u73b0\u4e86\u81ea\u589e\u4e3b\u952e\u4e0d\u8fde\u7eed\u7684\u60c5\u51b5\u3002<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/bVc8uCb\" alt=\"\" title=\"\" loading=\"lazy\"><\/p>\n<h2>\u516d\u3001\u81ea\u589e\u4e3b\u952e\u503c\u7684\u4f18\u5316<\/h2>\n<h3>1.\u4ec0\u4e48\u662f\u81ea\u589e\u9501<\/h3>\n<p>\u81ea\u589e\u9501\u662f\u4e00\u79cd\u6bd4\u62df\u975e\u51e1\u7684\u8868\u7ea7\u9501\u3002\u5e76\u4e14\u5728\u4e8b\u52a1\u5411\u8574\u542b\u4e86 <code>AUTO_INCREMENT<\/code> \u5217\u7684\u8868\u4e2d\u65b0\u589e\u6570\u636e\u65f6\u5c31\u4f1a\u53bb\u6301\u6709\u81ea\u589e\u9501\uff0c\u5047\u5982\u4e8b\u52a1 A \u6b63\u5728\u505a\u8fd9\u4e2a\u64cd\u4f5c\uff0c\u5982\u679c\u53e6\u4e00\u4e2a\u4e8b\u52a1 B \u5c1d\u8bd5\u6267\u884c INSERT\u8bed\u53e5\uff0c\u4e8b\u52a1 B \u4f1a\u88ab\u963b\u585e\u4f4f\uff0c\u76f4\u5230\u4e8b\u52a1 A \u5f00\u91ca\u81ea\u589e\u9501\u3002<\/p>\n<h3>2.\u81ea\u589e\u9501\u6709\u54ea\u4e9b\u4f18\u5316<\/h3>\n<p>\u5728 MySQL 5.0 \u7248\u672c\u7684\u65f6\u5019\uff0c\u81ea\u589e\u9501\u7684\u8303\u56f4\u662f\u8bed\u53e5\u7ea7\u522b\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u5982\u679c\u4e00\u4e2a\u8bed\u53e5\u7533\u8bf7\u4e86\u4e00\u4e2a\u8868\u81ea\u589e\u9501\uff0c\u8fd9\u4e2a\u9501\u4f1a\u7b49\u8bed\u53e5\u6267\u884c\u7ed3\u675f\u4ee5\u540e\u624d\u91ca\u653e\u3002\u663e\u7136\uff0c\u8fd9\u6837\u8bbe\u8ba1\u4f1a\u5f71\u54cd\u5e76\u53d1\u5ea6\u3002\u5728MySQL 5.1.22 \u7248\u672c\u5f15\u5165\u4e86\u4e00\u4e2a\u65b0\u7b56\u7565\uff0c\u65b0\u589e\u53c2\u6570 <code>innodb_autoinc_lock_mode<\/code>\uff0c\u9ed8\u8ba4\u503c\u662f 1\u3002<\/p>\n<h5>\u4f20\u7edf\u6a21\u5f0f\uff08Traditional\uff09<\/h5>\n<p>\u8fd9\u4e2a\u53c2\u6570\u7684\u503c\u88ab\u8bbe\u7f6e\u4e3a 0 \u65f6\uff0c\u8868\u793a\u91c7\u7528\u4e4b\u524d MySQL 5.0 \u7248\u672c\u7684\u7b56\u7565\uff0c\u5373\u8bed\u53e5\u6267\u884c\u7ed3\u675f\u540e\u624d\u91ca\u653e\u9501\uff1b<\/p>\n<p>\u4f20\u7edf\u6a21\u5f0f\u4ed6\u53ef\u4ee5\u4fdd\u8bc1\u6570\u636e\u4e00\u81f4\u6027\uff0c\u4f46\u662f\u5982\u679c\u6709\u591a\u4e2a\u4e8b\u52a1\u5e76\u53d1\u7684\u6267\u884c INSERT \u64cd\u4f5c\uff0c<code>AUTO-INC<\/code>\u7684\u5b58\u5728\u4f1a\u4f7f\u5f97 MySQL \u7684\u6027\u80fd\u7565\u6709\u964d\u843d\uff0c\u56e0\u4e3a\u540c\u65f6\u53ea\u80fd\u6267\u884c\u4e00\u6761 INSERT \u8bed\u53e5\u3002<\/p>\n<h5>\u95f4\u65ad\u6a21\u5f0f\uff08Consecutive\uff09<\/h5>\n<p>\u8fd9\u4e2a\u53c2\u6570\u7684\u503c\u88ab\u8bbe\u7f6e\u4e3a 1 \u65f6\uff1a\u666e\u901a insert \u8bed\u53e5\uff0c\u81ea\u589e\u9501\u5728\u7533\u8bf7\u4e4b\u540e\u5c31\u9a6c\u4e0a\u91ca\u653e\uff1b\u7c7b\u4f3c <code>insert \u2026 select<\/code> \u8fd9\u6837\u7684\u6279\u91cf\u63d2\u5165\u6570\u636e\u7684\u8bed\u53e5\uff0c\u81ea\u589e\u9501\u8fd8\u662f\u8981\u7b49\u8bed\u53e5\u7ed3\u675f\u540e\u624d\u88ab\u91ca\u653e\uff1b<\/p>\n<p>\u95f4\u65ad\u6a21\u5f0f\u4ed6\u53ef\u4ee5\u4fdd\u8bc1\u6570\u636e\u4e00\u81f4\u6027\uff0c\u4f46\u662f\u5982\u679c\u6709\u591a\u4e2a\u4e8b\u52a1\u5e76\u53d1\u7684\u6267\u884c INSERT \u6279\u91cf\u64cd\u4f5c\u65f6\uff0c\u5c31\u4f1a\u8fdb\u884c\u9501\u7b49\u5f85\u72b6\u6001\u3002\u5982\u679c\u6211\u4eec\u4e1a\u52a1\u63d2\u5165\u6570\u636e\u91cf\u5f88\u5927\u65f6\uff0c\u8fd9\u4e2a\u65f6\u5019MySQL\u7684\u6027\u80fd\u5c31\u4f1a\u5927\u5927\u4e0b\u964d\u3002<\/p>\n<h5>\u7a7f\u63d2\u6a21\u5f0f\uff08Interleaved\uff09<\/h5>\n<p>\u8fd9\u4e2a\u53c2\u6570\u7684\u503c\u88ab\u8bbe\u7f6e\u4e3a 2 \u65f6\uff0c\u6240\u6709\u7684\u7533\u8bf7\u81ea\u589e\u4e3b\u952e\u7684\u52a8\u4f5c\u90fd\u662f\u7533\u8bf7\u540e\u5c31\u91ca\u653e\u9501\u3002<\/p>\n<p>\u7a7f\u63d2\u6a21\u5f0f\u4ed6\u6ca1\u6709\u8fdb\u884c\u4efb\u4f55\u7684\u4e0a\u9501\u8bbe\u7f6e\u3002\u5728\u4e00\u5b9a\u60c5\u51b5\u4e0b\u662f\u4fdd\u8bc1\u4e86MySQL\u7684\u6027\u80fd\uff0c\u4f46\u662f\u4ed6\u65e0\u6cd5\u4fdd\u8bc1\u6570\u636e\u7684\u4e00\u81f4\u6027\u3002\u5982\u679c\u6211\u4eec\u5728\u7a7f\u63d2\u6a21\u5f0f\u4e0b\u8fdb\u884c\u4e3b\u4ece\u590d\u5236\u65f6\uff0c\u5982\u679c\u4f60\u7684binlog\u683c\u5f0f\u4e0d\u662frow\u683c\u5f0f\uff0c\u4e3b\u4ece\u590d\u5236\u5c31\u4f1a\u51fa\u73b0\u4e0d\u4e00\u81f4\u3002<\/p>\n<h2>\u4e03\u3001MySQL8.0\u505a\u4e86\u54ea\u4e9b\u4f18\u5316<\/h2>\n<p>\u5728MySQL8.0\u4e4b\u540e\u7248\u672c\uff0c\u5df2\u7ecf\u9ed8\u8ba4\u8bbe\u7f6e\u4e3a <code>innodb_autoinc_lock_mode=2<\/code> \uff0c <code>binlog_format=row.<\/code>\u3002\u8fd9\u6837\u66f4\u6709\u5229\u4e0e\u6211\u4eec\u5728 <code>insert \u2026 select<\/code> \u8fd9\u79cd\u6279\u91cf\u63d2\u5165\u6570\u636e\u7684\u573a\u666f\u65f6\uff0c\u65e2\u80fd\u63d0\u5347\u5e76\u53d1\u6027\uff0c\u53c8\u4e0d\u4f1a\u51fa\u73b0\u6570\u636e\u4e00\u81f4\u6027\u95ee\u9898\u3002<\/p>\n<blockquote><p>\u7248\u6743\u58f0\u660e\uff1a\u672c\u6587\u4e3aCSDN\u535a\u4e3b\u300c\u53c8 \u6b20\u300d\u7684\u539f\u521b\u6587\u7ae0\uff0c\u9075\u5faaCC 4.0 BY-SA\u7248\u6743\u534f\u8bae\uff0c\u8f6c\u8f7d\u8bf7\u9644\u4e0a\u539f\u6587\u51fa\u5904\u94fe\u63a5\u53ca\u672c\u58f0\u660e\u3002\u539f\u6587\u94fe\u63a5\uff1a<a href=\"https:\/\/link.segmentfault.com\/?enc=RLK%2FgIZQAJAuTeWPesYutA%3D%3D.1WMDzg%2FDDGE7udJRxjMpfUY6zl5DPzGLq9bK%2BCQeyb2bnDNDqJW9aic05xR0r1bqKJBtyLX3P%2BEcjxsmPbcI0A%3D%3D\" rel=\"nofollow\">https:\/\/blog.csdn.net\/qq_48157004\/article\/details\/128356734<\/a><\/p><\/blockquote>\n<p><strong>\u8fd1\u671f\u70ed\u6587\u63a8\u8350\uff1a<\/strong><\/p>\n<p>1.<a href=\"https:\/\/link.segmentfault.com\/?enc=%2BL8wfPduYJQbHR78D2YVZQ%3D%3D.utNMhbqHNkL%2BErgsY4RjMsxNgG0WPJYm4%2BBfFI6vqKA%3D\" rel=\"nofollow\">1,000+ \u9053 Java\u9762\u8bd5\u9898\u53ca\u7b54\u6848\u6574\u7406(2022\u6700\u65b0\u7248)<\/a><\/p>\n<p>2.<a href=\"https:\/\/link.segmentfault.com\/?enc=i1Byvb63K7RK%2B3jAgw2bYQ%3D%3D.zw1wtF8PkYVo4uYZZGxy%2Fzs1H%2BuNAWC5gtLunp6WYGnXAQSk5N8pXip3fNFyl23IcBtPnYxBNHgWw3FnxnvKkQ%3D%3D\" rel=\"nofollow\">\u52b2\u7206\uff01Java \u534f\u7a0b\u8981\u6765\u4e86\u3002\u3002\u3002<\/a><\/p>\n<p>3.<a href=\"https:\/\/link.segmentfault.com\/?enc=79ZKI4Gurs3Pd%2FS3I32FpA%3D%3D.GepIFxa6tAlcBdccpuDpvJP01f%2Fdj1rR%2FkRWCUHLrOnHt8Nvw9ZLUka5iilTYjxi\" rel=\"nofollow\">Spring Boot 2.x \u6559\u7a0b\uff0c\u592a\u5168\u4e86\uff01<\/a><\/p>\n<p>4.<a href=\"https:\/\/link.segmentfault.com\/?enc=ugRrF7KshL9DwCrltCk9bg%3D%3D.SvPtWqnsz0KY563huEyk3Dzgap%2B%2BATvwBoYNSfcUSpCQTyKejNasetwaBDrOdzeTKcEyrcR4lhUyeDSCDPgvJg%3D%3D\" rel=\"nofollow\">\u522b\u518d\u5199\u6ee1\u5c4f\u7684\u7206\u7206\u7206\u70b8\u7c7b\u4e86\uff0c\u8bd5\u8bd5\u88c5\u9970\u5668\u6a21\u5f0f\uff0c\u8fd9\u624d\u662f\u4f18\u96c5\u7684\u65b9\u5f0f\uff01\uff01<\/a><\/p>\n<p>5.<a href=\"https:\/\/link.segmentfault.com\/?enc=JpFIdp24WvKNW77%2Fq9a8zA%3D%3D.NGpYBnrrLHih6WKZ14ZKtBcx1HfPUQ7A6ZUcd9c7ddQoHqet%2FiblgA3ZN7rsaLyxVG66PjzhLsvPQl6ZRKlegR%2F53YB0wti58CKKWY6yQqM%3D\" rel=\"nofollow\">\u300aJava\u5f00\u53d1\u624b\u518c\uff08\u5d69\u5c71\u7248\uff09\u300b\u6700\u65b0\u53d1\u5e03\uff0c\u901f\u901f\u4e0b\u8f7d\uff01<\/a><\/p>\n<p>\u89c9\u5f97\u4e0d\u9519\uff0c\u522b\u5fd8\u4e86\u968f\u624b\u70b9\u8d5e+\u8f6c\u53d1\u54e6\uff01<\/p>\n<p><a href=\"https:\/\/segmentfault.com\/a\/1190000043932879\">https:\/\/segmentfault.com\/a\/1190000043932879<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6d4b\u8bd5\u73af\u5883\uff1a MySQL\u7248\u672c\uff1a8.0 \u6570\u636e\u5e93\u8868\uff1aT \uff08\u4e3b\u952eid\uff0c\u552f\u4e00\u7d22\u5f15c\uff0c\u666e\u901a\u5b57\u6bb5d\uff09 \u5982\u679c\u4f60\u7684\u4e1a\u52a1\u8bbe\u8ba1\u4f9d\u8d56\u4e8e [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-10007988","post","type-post","status-publish","format-standard","hentry","category-share"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10007988","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10007988"}],"version-history":[{"count":0,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10007988\/revisions"}],"wp:attachment":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10007988"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10007988"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10007988"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}