{"id":10006897,"date":"2022-11-22T17:29:04","date_gmt":"2022-11-22T09:29:04","guid":{"rendered":"https:\/\/ityet.com\/?p=10006897"},"modified":"2022-11-22T17:29:04","modified_gmt":"2022-11-22T09:29:04","slug":"segmentfault-%e6%80%9d%e5%90%a6%e6%8a%80%e6%9c%af%e5%91%a8%e5%88%8a-vol-70-%e6%b7%b1%e5%85%a5-mysql-%e5%ae%9e%e6%88%98","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10006897","title":{"rendered":"SegmentFault \u601d\u5426\u6280\u672f\u5468\u520a Vol.70 \u2014 \u6df1\u5165 MySQL \u5b9e\u6218"},"content":{"rendered":"<p>MySQL \u662f\u4e00\u79cd\u5173\u8054\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\uff0c\u5173\u8054\u6570\u636e\u5e93\u5c06\u6570\u636e\u4fdd\u5b58\u5728\u4e0d\u540c\u7684\u8868\u4e2d\uff0c\u800c\u4e0d\u662f\u5c06\u6240\u6709\u6570\u636e\u653e\u5728\u4e00\u4e2a\u5927\u4ed3\u5e93\u5185\u3002\u8fd9\u6837\u5c31\u589e\u52a0\u4e86\u901f\u5ea6\u5e76\u63d0\u9ad8\u4e86\u7075\u6d3b\u6027\u3002<\/p>\n<p>MySQL \u7684 SQL \u201c\u7ed3\u6784\u5316\u67e5\u8be2\u8bed\u8a00\u201d\uff0cSQL \u662f\u7528\u4e8e\u8bbf\u95ee\u6570\u636e\u5e93\u7684\u6700\u5e38\u7528\u6807\u51c6\u5316\u8bed\u8a00\u3002<\/p>\n<p>MySQL \u8f6f\u4ef6\u91c7\u7528\u4e86 GPL\uff08 GNU \u901a\u7528\u516c\u5171\u8bb8\u53ef\u8bc1\uff09\uff0c\u7531\u4e8e\u5176\u4f53\u79ef\u5c0f\u3001\u901f\u5ea6\u5feb\u3001\u603b\u4f53\u62e5\u6709\u6210\u672c\u4f4e\uff0c\u5c24\u5176\u662f\u5f00\u653e\u6e90\u7801\u8fd9\u4e00\u7279\u70b9\uff0c\u8bb8\u591a\u4e2d\u5c0f\u578b\u7f51\u7ad9\u4e3a\u4e86\u964d\u4f4e\u7f51\u7ad9\u603b\u4f53\u62e5\u6709\u6210\u672c\u800c\u9009\u62e9\u4e86 MySQL \u4f5c\u4e3a\u7f51\u7ad9\u6570\u636e\u5e93\u3002<\/p>\n<p>\u672c\u671f\u6280\u672f\u5468\u520a\u4e00\u8d77\u4e86\u89e3\u4e0b MySQL \uff0c\u6b22\u8fce\u5927\u5bb6\u9605\u8bfb \uff5e<\/p>\n<h2><code>\u6587\u7ae0\u63a8\u8350<\/code><\/h2>\n<p><strong><a href=\"https:\/\/segmentfault.com\/a\/1190000042613900\">\u300a10 \u5206\u949f\u6559\u4f60\u5199\u4e00\u4e2a\u6570\u636e\u5e93\u300b<\/a>\u4f5c\u8005\uff1a\u827e\u5c0f\u4ed9<\/strong><\/p>\n<p>\u4eca\u5929\u6559\u5927\u5bb6\u501f\u52a9\u4e00\u6b3e\u6846\u67b6\u5feb\u901f\u5b9e\u73b0\u4e00\u4e2a\u6570\u636e\u5e93\uff0c\u8fd9\u4e2a\u6846\u67b6\u5c31\u662f Calcite\uff0c\u4e0b\u9762\u4f1a\u5e26\u5927\u5bb6\u901a\u8fc7\u4e24\u4e2a\u4f8b\u5b50\u5feb\u901f\u6559\u4f1a\u5927\u5bb6\u600e\u4e48\u5b9e\u73b0\uff0c\u4e00\u4e2a\u662f\u53ef\u4ee5\u901a\u8fc7 SQL \u8bed\u53e5\u7684\u65b9\u5f0f\u53ef\u4ee5\u76f4\u63a5\u67e5\u8be2\u6587\u4ef6\u5185\u5bb9\uff0c\u7b2c\u4e8c\u4e2a\u662f\u6a21\u62df Mysql \u67e5\u8be2\u529f\u80fd\uff0c\u4ee5\u53ca\u6700\u540e\u544a\u8bc9\u5927\u5bb6\u600e\u4e48\u5b9e\u73b0 SQL \u67e5\u8be2 Kafka \u6570\u636e\u3002<\/p>\n<p><strong><a href=\"https:\/\/segmentfault.com\/a\/1190000042799458\">\u300a\u5b66\u4e60 MySQL \u5fc5\u987b\u638c\u63e1\u7684 13 \u4e2a\u5173\u952e\u5b57\uff0c\u4f60 get \u4e86\u5417\uff1f\u300b<\/a>\u4f5c\u8005\uff1aJava \u67b6\u6784\u5e08<\/strong><\/p>\n<p>\u4e09\u8303\u5f0f\uff1a<\/p>\n<ul>\n<li>\u7b2c\u4e00\u8303\u5f0f\uff1a\u6bcf\u4e2a\u8868\u7684\u6bcf\u4e00\u5217\u90fd\u8981\u4fdd\u6301\u5b83\u7684\u539f\u5b50\u6027\uff0c\u4e5f\u5c31\u662f\u8868\u7684\u6bcf\u4e00\u5217\u662f\u4e0d\u53ef\u5206\u5272\u7684\uff1b<\/li>\n<li>\u7b2c\u4e8c\u8303\u5f0f\uff1a\u5728\u6ee1\u8db3\u7b2c\u4e00\u8303\u5f0f\u7684\u57fa\u7840\u4e0a\uff0c\u6bcf\u4e2a\u8868\u90fd\u8981\u4fdd\u6301\u552f\u4e00\u6027\uff0c\u4e5f\u5c31\u662f\u8868\u7684\u975e\u4e3b\u952e\u5b57\u6bb5\u5b8c\u5168\u4f9d\u8d56\u4e8e\u4e3b\u952e\u5b57\u6bb5\uff1b<\/li>\n<li>\u7b2c\u4e09\u8303\u5f0f\uff1a\u5728\u6ee1\u8db3\u7b2c\u4e00\u8303\u5f0f\u548c\u7b2c\u4e8c\u8303\u5f0f\u7684\u57fa\u7840\u4e0a\uff0c\u8868\u4e2d\u4e0d\u80fd\u4ea7\u751f\u4f20\u9012\u5173\u7cfb\uff0c\u8981\u6d88\u9664\u8868\u4e2d\u7684\u5197\u4f59\u6027\uff1b<\/li>\n<\/ul>\n<p><strong><a href=\"https:\/\/segmentfault.com\/a\/1190000042748357\">\u300aMysql \u6570\u636e\u5e93\u7684\u6279\u91cf\u63d2\u5165\u6216\u66f4\u65b0\uff08Upsert\uff09\u300b<\/a>\u4f5c\u8005\uff1asongofhawk<\/strong><\/p>\n<p>\u8fd9\u4e2a\u95ee\u9898\u5df2\u7ecf\u56f0\u6270\u6211\u4e00\u6bb5\u65f6\u95f4\u4e86\uff0c\u5bf9\u4e8e\u5927\u91cf\u6570\u636e\u7684\u63d2\u5165\u6216\u66f4\u65b0\uff0c\u6279\u91cf\u64cd\u4f5c\u80af\u5b9a\u6bd4\u6bcf\u6761\u8bb0\u5f55\u8c03\u7528\u4e00\u6b21\u5feb\u5f97\u591a\uff0c\u65b0\u6570\u636e\u53ef\u4ee5\u7528 insert \u6279\u91cf\u63d2\u5165\uff0c\u8001\u6570\u636e\u53ef\u4ee5\u7528 replace into \u6279\u91cf\u66f4\u65b0\u3002\u4f46\u5982\u679c\u4e0d\u77e5\u9053\u6570\u636e\u662f\u5426\u5b58\u5728\uff08\u662f\u5426\u6709\u552f\u4e00 key \u548c\u6570\u636e\u5e93\u4e2d\u5df2\u6709\u8bb0\u5f55\u91cd\u590d\uff09\u60f3\u5728\u4e00\u6279\u6570\u636e\u5e93\u4e2d\uff0c\u63d2\u5165\u65b0\u8bb0\u5f55\uff0c\u66f4\u65b0\u8001\u8bb0\u5f55\u600e\u4e48\u529e\uff1f<\/p>\n<p>\u4e4b\u524d\u751a\u81f3\u60f3\u8fc7\u5c01\u88c5\u4e00\u4e2a\u51fd\u6570\uff0c\u5148\u7528 select &#8230; in \u6279\u91cf\u67e5\u8be2\uff0c\u7136\u540e\u5206\u4e24\u7ec4\u63d2\u5165\u548c\u66f4\u65b0\uff0c\u4f46\u4e00\u65b9\u9762\u901a\u7528\u6027\u4e0d\u4f73\uff0c\u53e6\u4e00\u65b9\u9762\u8fd9\u4e0d\u662f\u4e00\u4e2a\u539f\u5b50\u64cd\u4f5c\uff0c\u5bf9\u4e8e\u5e76\u53d1\u7684\u60c5\u51b5\uff0c\u6709\u53ef\u80fd\u67e5\u8be2\u7684\u65f6\u5019\u8bb0\u5f55\u4e0d\u5b58\u5728\uff0c\u63d2\u5165\u7684\u65f6\u5019\u5c31\u5df2\u7ecf\u5b58\u5728\u4e86\u3002<\/p>\n<p>\u4ed4\u7ec6 google \u4e86\u4e00\u4e0b\uff0c\u624d\u53d1\u73b0\u8fd9\u79cd\u201c\u5b58\u5728 update\uff0c\u4e0d\u5b58\u5728 insert \u201d\u7684\u52a8\u4f5c\uff0c\u6709\u4e2a\u4e13\u6709\u540d\u8bcd\uff0c\u53eb\u505a\u201cupsert\u201d\uff0c\u76f8\u5f53\u5f62\u8c61\u3002\u89e3\u51b3\u65b9\u6848\u5462\uff0c\u4e0d\u540c\u6570\u636e\u5e93\u5404\u6709\u81ea\u5df1\u7684\u89e3\u51b3\u65b9\u6848\u548c\u65b9\u8a00\uff0cMysql \u53eb\u505a on duplicate key update\uff0cPostgreSql \u4e2d\u53eb\u505a on confict do update\u3002<\/p>\n<p><strong><a href=\"https:\/\/segmentfault.com\/a\/1190000042722426\">\u300aMysql 45 \u8bb2\u5173\u952e\u77e5\u8bc6\u300b<\/a> \u4f5c\u8005\uff1a\u75af\u72c2\u5c0f\u5175<\/strong><\/p>\n<p>\u662f\u56e0\u4e3a Mysql \u66f4\u65b0\u6570\u636e\u53ea\u5199\u5230 redo \u7684 log \u91cc\uff0c\u8fbe\u5230\u9608\u503c\u540e\u4f1a\u5237\u810f\u9875\uff0c\u5360\u7528 CPU \u8d44\u6e90\u3002\u810f\u9875\u662f\u6307\u5185\u5b58\u9875\u6570\u636e\u548c\u78c1\u76d8\u9875\u6570\u636e\u4e0d\u4e00\u81f4\u7684\u60c5\u51b5\u3002<\/p>\n<p>\u53d1\u751f\u573a\u666f<\/p>\n<ul>\n<li>redolog \u5199\u6ee1\u5230\u9608\u503c\u540e\uff0c\u9700\u5c06\u5bf9\u5e94\u7684\u5185\u5b58\u9875\u6570\u636e\u5237\u5230\u78c1\u76d8\u4e0a\u3002 \u9700\u8981\u5c3d\u91cf\u907f\u514d\uff0c\u5426\u5219\u6240\u6709\u66f4\u65b0\u64cd\u4f5c\u90fd\u4f1a\u88ab hang \u4e3b<\/li>\n<li>\u5185\u5b58\u4e0d\u8db3\uff0c\u5237\u810f\u9875\u5230\u78c1\u76d8\u4e0a\u3002\u5e38\u6001\uff0c\u6700\u9700\u8981\u5173\u5fc3\u7684\u3002<\/li>\n<li>\u8d44\u6e90\u7a7a\u95f2\u65f6\uff0c\u5237\u9875\u3002\u4e5f\u4f1a\u65f6\u4e0d\u65f6\u7684\u5237\u4e0b\u810f\u9875\u3002\u8d44\u6e90\u7a7a\u95f2\u671f\u5237\u810f\u9875\uff0c\u7cfb\u7edf\u4e0d\u4f1a\u6709\u538b\u529b\u3002<\/li>\n<li>Mysql \u6b63\u5e38\u5173\u95ed\u7684\u65f6\u5019\uff0c\u5237\u810f\u9875\u5230\u78c1\u76d8\u3002\u5173\u95ed\u65f6\u5237\u810f\u9875\uff0c\u6b63\u5e38\u64cd\u4f5c\uff0c\u4e5f\u4e0d\u4f1a\u5173\u5fc3\u6027\u80fd\u3002<\/li>\n<\/ul>\n<p>\u5f71\u54cd\u6027\u80fd\u7684\u51e0\u79cd\u60c5\u51b5<\/p>\n<ul>\n<li>\u4e00\u6b21\u5237\u810f\u9875\u592a\u591a\u3002<\/li>\n<li>\u65e5\u5fd7\u5199\u6ee1\u4e86\uff0c\u66f4\u65b0\u5168\u90e8\u5835\u585e\u4f4f\u3002<\/li>\n<\/ul>\n<p><strong><a href=\"https:\/\/segmentfault.com\/a\/1190000042716913\">\u300a\u4e3a\u4ec0\u4e48\u8bf4 MySQL \u5355\u8868\u884c\u6570\u4e0d\u8981\u8d85\u8fc7 2000w ?\u300b<\/a>\u4f5c\u8005\uff1a\u7801\u733f\u6280\u672f\u4e13\u680f<\/strong><\/p>\n<p>\u4f5c\u4e3a\u5728\u540e\u7aef\u5708\u5f00\u8f66\u7684\u591a\u5e74\u8001\u53f8\u673a\uff0c\u662f\u4e0d\u662f\u7ecf\u5e38\u542c\u5230\u8fc7\uff0c\u201cmysql \u5355\u8868\u6700\u597d\u4e0d\u8981\u8d85\u8fc7 2000w\u201d\uff0c\u201c\u5355\u8868\u8d85\u8fc7 2000w \u5c31\u8981\u8003\u8651\u6570\u636e\u8fc1\u79fb\u4e86\u201d\uff0c\u201c\u4f60\u8fd9\u4e2a\u8868\u6570\u636e\u90fd\u9a6c\u4e0a\u8981\u5230 2000w \u4e86\uff0c\u96be\u602a\u67e5\u8be2\u901f\u5ea6\u6162\u201d<\/p>\n<p>\u8fd9\u4e9b\u540d\u8a00\u6c11\u8bed\u5c31\u548c \u201c\u7fa4\u91cc\u53ea\u8ba8\u8bba\u6280\u672f\uff0c\u4e0d\u5f00\u8f66\uff0c\u5f00\u8f66\u901f\u5ea6\u4e0d\u8981\u8d85\u8fc7 120 \u7801\uff0c\u5426\u5219\u81ea\u52a8\u8e22\u7fa4\u201d\uff0c\u53ea\u542c\u8fc7\uff0c\u6ca1\u8bd5\u8fc7\uff0c\u54c8\u54c8\u3002<\/p>\n<p>\u4e0b\u9762\u6211\u4eec\u5c31\u628a\u8f66\u901f\u8e29\u5230\u5e95\uff0c\u5e72\u5230 180 \u7801\u8bd5\u8bd5\u2026\u2026.<\/p>\n<p><strong><a href=\"https:\/\/segmentfault.com\/a\/1190000042571663\">\u300a\u6211\u64cd\u4f5c MySQL \u7684\u60ca\u9669\u4e00\u5e55\u300b<\/a>\u4f5c\u8005\uff1agod23bin<\/strong><\/p>\n<p>\u60c5\u51b5\uff1a\u6f0f\u4e86\u67d0\u4e00\u4e2a\u5b57\u6bb5 X\uff0c\u9700\u8981\u5c06 A \u8868\u7684\u8fd9\u4e2a\u5b57\u6bb5\u5217\u503c\u66f4\u65b0\u5230 B \u8868<\/p>\n<p>\u6761\u4ef6\uff1aA \u4e2d\u7684 id \u5b57\u6bb5\u7684\u503c\u7b49\u4e8e B\u8868\u4e2d\u7684 id \u5b57\u6bb5\u7684\u503c \u4e14 A \u4e2d\u7684 name \u5b57\u6bb5\u7684\u503c\u7b49\u4e8e B \u4e2d name \u5b57\u6bb5\u7684\u503c\uff08\u6761\u4ef6\u4e3a\u4ec0\u4e48\u8fd9\u6837\u5199\uff1f\uff09\u3002<\/p>\n<blockquote><p>\u6761\u4ef6\u8fd9\u6837\u5199\u4e3b\u8981\u662f\u56e0\u4e3a \u8868\u548c\u8868\u4e4b\u95f4\u7684\u5173\u8054\u5173\u7cfb \u53ef\u80fd\u6709\u591a\u4e2a\u5b57\u6bb5\uff0c\u6b64\u5904\u53ea\u9009\u4e8c\u4e2a\u5b57\u6bb5\uff0c\u591a\u4e2a\u4f9d\u6b64\u7c7b\u63a8\u3002<\/p><\/blockquote>\n<p>\u64cd\u4f5c\uff1a<\/p>\n<ul>\n<li>\u4e00\u5f20\u8868\u7684\u6570\u636e\u63d2\u5165\u5230\u53e6\u4e00\u5f20\u8868\uff0c\u53ef\u4ee5\u8fd9\u6837\u5199\uff1a<\/li>\n<\/ul>\n<pre><code>INSERT INTO \u76ee\u6807\u8868(\u5b57\u6bb51, \u5b57\u6bb52, ...) SELECT \u5b57\u6bb51, \u5b57\u6bb52, ... FROM \u6765\u6e90\u8868 WHERE \u6761\u4ef6;<\/code><\/pre>\n<h2><code>\u95ee\u7b54\u63a8\u8350<\/code><\/h2>\n<ul>\n<li><a href=\"https:\/\/segmentfault.com\/q\/1010000042572439\">MySQL \u4e00\u5343\u4e07\u7684\u6570\u636e\u91cf\u5982\u4f55\u4e00\u79d2\u5185\u5b9e\u73b0\u6a21\u7cca\u641c\u7d22\uff1f<\/a><\/li>\n<li><a href=\"https:\/\/segmentfault.com\/q\/1010000042847142\">MySQL \u8bed\u53e5\u6c42\u52a9\uff1f<\/a><\/li>\n<li><a href=\"https:\/\/segmentfault.com\/q\/1010000042795918\">MySQL \u5982\u4f55\u5206\u7ec4\u7edf\u8ba1\u5931\u8d25\u7387\uff1f<\/a><\/li>\n<li><a href=\"https:\/\/segmentfault.com\/q\/1010000042479665\">MySQL \u751f\u4ea7\u73af\u5883\u6570\u636e\u8868 10 \u4ebf\uff0c\u4e0d\u505c\u670d\uff0c\u60f3\u628a\u81ea\u589e id int \u6539\u6210 bigint \u6709\u4ec0\u4e48\u597d\u7684\u529e\u6cd5\u5417\uff1f<\/a><\/li>\n<li><a href=\"https:\/\/segmentfault.com\/q\/1010000042667980\">\u5355\u5217\u7d22\u5f15\u5efa\u7acb\u7684\u987a\u5e8f \u4f1a\u4e0d\u4f1a\u5f71\u54cd\u67e5\u8be2\u901f\u5ea6?<\/a><\/li>\n<li><a href=\"https:\/\/segmentfault.com\/q\/1010000042709352\">MySQL \u6570\u636e\u8868\u65b0\u589e\u4e00\u884c\u8bb0\u5f55\uff0c\u4f1a\u4e0d\u4f1a\u81ea\u52a8\u6309\u4e3b\u952e\u81ea\u52a8\u6392\u5e8f\u63d2\u5165\uff0c\u8fd8\u662f\u4f1a\u6392\u5728\u6700\u540e\uff1f<\/a><\/li>\n<li><a href=\"https:\/\/segmentfault.com\/q\/1010000042679273\">\u7528\u4e8e\u89e3\u51b3\u6811\u5f62\u7ed3\u6784\u5b58\u50a8\u7684\u95ed\u5305\u8868\uff0c\u51ed\u4ec0\u4e48\u80fd\u5feb\u901f\u83b7\u53d6\u67d0\u4e2a\u8282\u70b9\u7684\u7956\u5148\u8282\u70b9\/\u7236\u8282\u70b9\/\u5b50\u8282\u70b9\uff1f<\/a><\/li>\n<li><a href=\"https:\/\/segmentfault.com\/q\/1010000042670908\">MySQL \u5220\u9664\u6570\u636e\u7684\u65f6\u5019,\u4f1a\u4e0d\u4f1a\u8d70\u7d22\u5f15?<\/a><\/li>\n<li><a href=\"https:\/\/segmentfault.com\/q\/1010000042661004\">MySQL \u5546\u54c1\u9500\u552e\u60c5\u51b5\u7edf\u8ba1\u67e5\u8be2\u7279\u522b\u6162,\u5982\u4f55\u4f18\u5316\u5462\uff1f<\/a><\/li>\n<li><a href=\"https:\/\/segmentfault.com\/q\/1010000042657088\">MySQL \u5982\u4f55\u4ec5\u8fd4\u56de\u5916\u8868\u6700\u65b0\u8bb0\u5f55\u7b26\u5408\u7279\u5730\u6761\u4ef6\u7684\u5185\u8868\u8bb0\u5f55\uff1f<\/a><\/li>\n<\/ul>\n<hr>\n<blockquote>\n<p><strong># SegmentFault \u6280\u672f\u5468\u520a #<\/strong><\/p>\n<p>\u300c\u6280\u672f\u5468\u520a\u300d\u662f\u793e\u533a\u7279\u522b\u63a8\u51fa\u7684\u6280\u672f\u5185\u5bb9\u7cfb\u5217\uff0c\u4e00\u5468\u4e00\u4e3b\u9898\u3002<\/p>\n<p>\u6bcf\u5468\u4e8c\u66f4\u65b0\uff0c\u6b22\u8fce\u300c<a href=\"https:\/\/segmentfault.com\/blog\/weekly\">\u5173\u6ce8<\/a>\u300d\u3002\u5927\u5bb6\u4e5f\u53ef\u4ee5\u5728\u8bc4\u8bba\u5904\u7559\u8a00\u81ea\u5df1\u611f\u5174\u8da3\u7684\u4e3b\u9898\uff0c\u63a8\u8350\u4e3b\u9898\u76f8\u5173\u7684\u4f18\u79c0\u6587\u7ae0\u3002<\/p>\n<p>\u5982\u6709\u95ee\u9898\u53ef\u4ee5\u6dfb\u52a0\u5c0f\u59d0\u59d0\u5fae\u4fe1~<\/p>\n<\/blockquote>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/bVcRHWM\" alt=\"image.png\" title=\"image.png\" loading=\"lazy\"><\/p>\n<p><a href=\"https:\/\/segmentfault.com\/a\/1190000042859326\">https:\/\/segmentfault.com\/a\/1190000042859326<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>MySQL \u662f\u4e00\u79cd\u5173\u8054\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\uff0c\u5173\u8054\u6570\u636e\u5e93\u5c06\u6570\u636e\u4fdd\u5b58\u5728\u4e0d\u540c\u7684\u8868\u4e2d\uff0c\u800c\u4e0d\u662f\u5c06\u6240\u6709\u6570\u636e\u653e\u5728\u4e00\u4e2a\u5927\u4ed3\u5e93\u5185\u3002\u8fd9\u6837 [&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-10006897","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\/10006897","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=10006897"}],"version-history":[{"count":0,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10006897\/revisions"}],"wp:attachment":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10006897"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10006897"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10006897"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}