{"id":10998,"date":"2023-05-10T12:36:51","date_gmt":"2023-05-10T04:36:51","guid":{"rendered":"http:\/\/123.57.164.21\/?p=10998"},"modified":"2023-05-10T14:11:18","modified_gmt":"2023-05-10T06:11:18","slug":"%e3%80%90%e5%be%ae%e6%9c%8d%e5%8a%a1%e3%80%91%e5%88%86%e5%b8%83%e5%bc%8f%e4%ba%8b%e5%8a%a1%e4%bb%8b%e7%bb%8d","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=10998","title":{"rendered":"\u3010\u5fae\u670d\u52a1\u3011\u5206\u5e03\u5f0f\u4e8b\u52a1\u4ecb\u7ecd"},"content":{"rendered":"\n<p><strong>\u4ec0\u4e48\u662f\u5fae\u670d\u52a1\u67b6\u6784\uff1f<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u7b80\u800c\u8a00\u4e4b\uff0c\u5fae\u670d\u52a1\u67b6\u6784\u7684\u7cfb\u7edf\u662f\u4e00\u4e2a\u5206\u5e03\u5f0f\u7684\u7cfb\u7edf\uff0c\u6309\u4e1a\u52a1\u8fdb\u884c\u5212\u5206\u4e3a\u72ec\u7acb\u7684\u670d\u52a1\u5355\u5143\uff0c\u89e3\u51b3\u5355\u4f53\u7cfb\u7edf\u7684\u4e0d\u8db3\uff0c\u540c\u65f6\u4e5f\u6ee1\u8db3\u8d8a\u6765\u8d8a\u590d\u6742\u7684\u4e1a\u52a1\u9700\u6c42\u3002\u6bcf\u4e2a\u5fae\u670d\u52a1\u4ec5\u5173\u6ce8\u4e8e\u5b8c\u6210\u4e00\u4ef6\u4efb\u52a1\u5e76\u5f88\u597d\u5730\u5b8c\u6210\u8be5\u4efb\u52a1\u3002<\/p>\n\n\n\n<p><strong>\u5fae\u670d\u52a1\u67b6\u6784\u7684\u4f18\u52bf<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<ul><li>1. \u5c06\u590d\u6742\u7684\u4e1a\u52a1\u62c6\u5206\u6210\u591a\u4e2a\u5c0f\u7684\u4e1a\u52a1\uff0c\u6bcf\u4e2a\u4e1a\u52a1\u62c6\u5206\u6210\u4e00\u4e2a\u670d\u52a1\uff0c\u5c06\u590d\u6742\u7684\u95ee\u9898\u7b80\u5355\u5316\u3002\u5229\u4e8e\u5206\u5de5\uff0c\u964d\u4f4e\u65b0\u4eba\u7684\u5b66\u4e60\u6210\u672c\u3002<\/li><li>2. \u5fae\u670d\u52a1\u7cfb\u7edf\u662f\u5206\u5e03\u5f0f\u7cfb\u7edf\uff0c\u4e1a\u52a1\u4e0e\u4e1a\u52a1\u4e4b\u95f4\u5b8c\u5168\u89e3\u8026\uff0c\u968f\u7740\u4e1a\u52a1\u7684\u589e\u52a0\u53ef\u4ee5\u6839\u636e\u4e1a\u52a1\u518d\u62c6\u5206\uff0c\u5177\u6709\u6781\u5f3a\u7684\u6a2a\u5411\u6269\u5c55\u80fd\u529b\u3002<\/li><li>3. \u670d\u52a1\u95f4\u91c7\u7528 HTTP \u534f\u8bae\u901a\u4fe1\uff0c\u670d\u52a1\u4e0e\u670d\u52a1\u4e4b\u95f4\u5b8c\u5168\u72ec\u7acb\u3002\u6bcf\u4e2a\u670d\u52a1\u53ef\u4ee5\u6839\u636e\u4e1a\u52a1\u573a\u666f\u9009\u53d6\u5408\u9002\u7684\u7f16\u7a0b\u8bed\u8a00\u548c\u6570\u636e\u5e93\u3002<\/li><li>4. \u670d\u52a1\u72ec\u7acb\u90e8\u7f72\uff0c\u6bcf\u4e2a\u670d\u52a1\u7684\u4fee\u6539\u548c\u90e8\u7f72\u5bf9\u5176\u4ed6\u670d\u52a1\u6ca1\u6709\u5f71\u54cd\u3002<\/li><li>\u867d\u7136\u5fae\u670d\u52a1\u6709\u4ee5\u4e0a\u7684\u4f18\u52bf\uff0c\u4f46\u662f\u5fae\u670d\u52a1\u5b9e\u8df5\u4ecd\u5904\u4e8e\u63a2\u7d22\u9636\u6bb5\uff0c\u5f88\u591a\u4e2d\u5c0f\u578b\u4e92\u8054\u7f51\u516c\u53f8\uff0c\u9274\u4e8e\u7ecf\u9a8c\u3001\u6280\u672f\u5b9e\u529b\u7b49\u95ee\u9898\uff0c\u5fae\u670d\u52a1\u843d\u5730\u6bd4\u8f83\u56f0\u96be\u3002\u8457\u540d\u67b6\u6784\u5e08Chris Richardson\u6307\u51fa\uff0c<strong>\u76ee\u524d\u5fae\u670d\u52a1\u4e3b\u8981\u5b58\u5982\u4e0b\u51e0\u65b9\u9762\u56f0\u96be\uff1a<\/strong><\/li><\/ul>\n\n\n\n<ul><li>1. \u5355\u4f53\u5e94\u7528\u62c6\u5206\u4e3a\u5206\u5e03\u5f0f\u7cfb\u7edf\u540e\uff0c\u8fdb\u7a0b\u95f4\u7684\u901a\u8baf\u673a\u5236\u548c\u6545\u969c\u5904\u7406\u63aa\u65bd\u53d8\u7684\u66f4\u52a0\u590d\u6742\u3002<\/li><li>2. \u7cfb\u7edf\u5fae\u670d\u52a1\u5316\u540e\uff0c\u4e00\u4e2a\u770b\u4f3c\u7b80\u5355\u7684\u529f\u80fd\uff0c\u5185\u90e8\u53ef\u80fd\u9700\u8981\u8c03\u7528\u591a\u4e2a\u670d\u52a1\u5e76\u64cd\u4f5c\u591a\u4e2a\u6570\u636e\u5e93\u5b9e\u73b0\uff0c\u670d\u52a1\u8c03\u7528\u7684\u5206\u5e03\u5f0f\u4e8b\u52a1\u95ee\u9898\u53d8\u7684\u975e\u5e38\u7a81\u51fa\u3002<\/li><li>3. \u5fae\u670d\u52a1\u6570\u91cf\u4f17\u591a\uff0c\u5176\u6d4b\u8bd5\u3001\u90e8\u7f72\u3001\u76d1\u63a7\u7b49\u90fd\u53d8\u7684\u66f4\u52a0\u56f0\u96be\u3002<\/li><\/ul>\n\n\n\n<p>\u968f\u7740RPC\u6846\u67b6\u7684\u6210\u719f\uff0c\u7b2c\u4e00\u4e2a\u95ee\u9898\u5df2\u7ecf\u9010\u6e10\u5f97\u5230\u89e3\u51b3\u3002\u4f8b\u5982Dubbo\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u901a\u8baf\u534f\u8bae\uff0cSpring Cloud\u53ef\u4ee5\u975e\u5e38\u597d\u7684\u652f\u6301restful\u8c03\u7528\u3002\u5bf9\u4e8e\u7b2c\u4e09\u4e2a\u95ee\u9898\uff0c\u968f\u7740Docker\u3001DevOps\u6280\u672f\u7684\u53d1\u5c55\u4ee5\u53ca\u5404\u516c\u6709\u4e91PaaS\u5e73\u53f0\u81ea\u52a8\u5316\u8fd0\u7ef4\u5de5\u5177\u7684\u63a8\u51fa\uff0c\u5fae\u670d\u52a1\u7684\u6d4b\u8bd5\u3001\u90e8\u7f72\u4e0e\u8fd0\u7ef4\u4f1a\u53d8\u5f97\u8d8a\u6765\u8d8a\u5bb9\u6613\u3002<\/p>\n\n\n\n<p>\u800c\u5bf9\u4e8e\u7b2c\u4e8c\u4e2a\u95ee\u9898\uff0c\u73b0\u5728\u8fd8\u6ca1\u6709\u901a\u7528\u65b9\u6848\u5f88\u597d\u7684\u89e3\u51b3\u5fae\u670d\u52a1\u4ea7\u751f\u7684\u4e8b\u52a1\u95ee\u9898\u3002\u5206\u5e03\u5f0f\u4e8b\u52a1\u5df2\u7ecf\u6210\u4e3a\u5fae\u670d\u52a1\u843d\u5730\u6700\u5927\u7684\u963b\u788d\uff0c\u4e5f\u662f\u6700\u5177\u6311\u6218\u6027\u7684\u4e00\u4e2a\u6280\u672f\u96be\u9898\u3002\u4e0b\u9762\u5c06\u6df1\u5165\u548c\u5927\u5bb6\u63a2\u8ba8\u5fae\u670d\u52a1\u67b6\u6784\u4e0b\uff0c\u5206\u5e03\u5f0f\u4e8b\u52a1\u7684\u5404\u79cd\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n\n\n\n<p><strong>\u5fae\u670d\u52a1\u67b6\u6784\u4e0b\uff0c\u5982\u4f55\u514b\u670d\u5206\u5e03\u5f0f\u4e8b\u52a1\u96be\u9898\uff1f<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p><strong>\u4e8b\u52a1\u7b80\u4ecb<\/strong><\/p>\n\n\n\n<p>\u4e8b\u52a1(Transaction)\u662f\u8bbf\u95ee\u5e76\u53ef\u80fd\u66f4\u65b0\u6570\u636e\u5e93\u4e2d\u5404\u79cd\u6570\u636e\u9879\u7684\u4e00\u4e2a\u7a0b\u5e8f\u6267\u884c\u5355\u5143(unit)\u3002\u5728\u5173\u7cfb\u6570\u636e\u5e93\u4e2d\uff0c\u4e00\u4e2a\u4e8b\u52a1\u7531\u4e00\u7ec4SQL\u8bed\u53e5\u7ec4\u6210\u3002\u4e8b\u52a1\u5e94\u8be5\u5177\u67094\u4e2a\u5c5e\u6027\uff1a\u539f\u5b50\u6027\u3001\u4e00\u81f4\u6027\u3001\u9694\u79bb\u6027\u3001\u6301\u4e45\u6027\u3002\u8fd9\u56db\u4e2a\u5c5e\u6027\u901a\u5e38\u79f0\u4e3aACID\u7279\u6027\u3002<\/p>\n\n\n\n<ul><li>\u539f\u5b50\u6027\uff08atomicity\uff09\uff1a\u4e2a\u4e8b\u52a1\u662f\u4e00\u4e2a\u4e0d\u53ef\u5206\u5272\u7684\u5de5\u4f5c\u5355\u4f4d\uff0c\u4e8b\u52a1\u4e2d\u5305\u62ec\u7684\u8bf8\u64cd\u4f5c\u8981\u4e48\u90fd\u505a\uff0c\u8981\u4e48\u90fd\u4e0d\u505a\u3002<\/li><li>\u4e00\u81f4\u6027\uff08consistency\uff09\uff1a\u4e8b\u52a1\u5fc5\u987b\u662f\u4f7f\u6570\u636e\u5e93\u4ece\u4e00\u4e2a\u4e00\u81f4\u6027\u72b6\u6001\u53d8\u5230\u53e6\u4e00\u4e2a\u4e00\u81f4\u6027\u72b6\u6001\uff0c\u4e8b\u52a1\u7684\u4e2d\u95f4\u72b6\u6001\u4e0d\u80fd\u88ab\u89c2\u5bdf\u5230\u7684\u3002<\/li><li>\u9694\u79bb\u6027\uff08isolation\uff09\uff1a\u4e00\u4e2a\u4e8b\u52a1\u7684\u6267\u884c\u4e0d\u80fd\u88ab\u5176\u4ed6\u4e8b\u52a1\u5e72\u6270\u3002\u5373\u4e00\u4e2a\u4e8b\u52a1\u5185\u90e8\u7684\u64cd\u4f5c\u53ca\u4f7f\u7528\u7684\u6570\u636e\u5bf9\u5e76\u53d1\u7684\u5176\u4ed6\u4e8b\u52a1\u662f\u9694\u79bb\u7684\uff0c\u5e76\u53d1\u6267\u884c\u7684\u5404\u4e2a\u4e8b\u52a1\u4e4b\u95f4\u4e0d\u80fd\u4e92\u76f8\u5e72\u6270\u3002\u9694\u79bb\u6027\u53c8\u5206\u4e3a\u56db\u4e2a\u7ea7\u522b\uff1a\u8bfb\u672a\u63d0\u4ea4(read uncommitted)\u3001\u8bfb\u5df2\u63d0\u4ea4(read committed\uff0c\u89e3\u51b3\u810f\u8bfb)\u3001\u53ef\u91cd\u590d\u8bfb(repeatable read\uff0c\u89e3\u51b3\u865a\u8bfb)\u3001\u4e32\u884c\u5316(serializable\uff0c\u89e3\u51b3\u5e7b\u8bfb)\u3002<\/li><li>\u6301\u4e45\u6027\uff08durability\uff09\uff1a\u6301\u4e45\u6027\u4e5f\u79f0\u6c38\u4e45\u6027\uff08permanence\uff09\uff0c\u6307\u4e00\u4e2a\u4e8b\u52a1\u4e00\u65e6\u63d0\u4ea4\uff0c\u5b83\u5bf9\u6570\u636e\u5e93\u4e2d\u6570\u636e\u7684\u6539\u53d8\u5c31\u5e94\u8be5\u662f\u6c38\u4e45\u6027\u7684\u3002\u63a5\u4e0b\u6765\u7684\u5176\u4ed6\u64cd\u4f5c\u6216\u6545\u969c\u4e0d\u5e94\u8be5\u5bf9\u5176\u6709\u4efb\u4f55\u5f71\u54cd\u3002<\/li><\/ul>\n\n\n\n<p>\u4efb\u4f55\u4e8b\u52a1\u673a\u5236\u5728\u5b9e\u73b0\u65f6\uff0c\u90fd\u5e94\u8be5\u8003\u8651\u4e8b\u52a1\u7684ACID\u7279\u6027\uff0c\u5305\u62ec\uff1a\u672c\u5730\u4e8b\u52a1\u3001\u5206\u5e03\u5f0f\u4e8b\u52a1\uff0c\u53ca\u65f6\u4e0d\u80fd\u90fd\u5f88\u597d\u7684\u6ee1\u8db3\uff0c\u4e5f\u8981\u8003\u8651\u652f\u6301\u5230\u4ec0\u4e48\u7a0b\u5ea6\u3002<\/p>\n\n\n\n<p><strong>\u672c\u5730\u4e8b\u52a1<\/strong><\/p>\n\n\n\n<p>\u5927\u591a\u6570\u573a\u666f\u4e0b\uff0c\u6211\u4eec\u7684\u5e94\u7528\u90fd\u53ea\u9700\u8981\u64cd\u4f5c\u5355\u4e00\u7684\u6570\u636e\u5e93\uff0c\u8fd9\u79cd\u60c5\u51b5\u4e0b\u7684\u4e8b\u52a1\u79f0\u4e4b\u4e3a\u672c\u5730\u4e8b\u52a1(<code>Local Transaction<\/code>)\u3002\u672c\u5730\u4e8b\u52a1\u7684ACID\u7279\u6027\u662f\u6570\u636e\u5e93\u76f4\u63a5\u63d0\u4f9b\u652f\u6301\u3002\u672c\u5730\u4e8b\u52a1\u5e94\u7528\u67b6\u6784\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-14-1024x295.png\" alt=\"\" class=\"wp-image-11000\" width=\"443\" height=\"127\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-14-1024x295.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-14-300x87.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-14-768x222.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-14-830x239.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-14-230x66.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-14-350x101.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-14-480x138.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-14.png 1248w\" sizes=\"(max-width: 443px) 100vw, 443px\" \/><\/figure><\/div>\n\n\n\n<p>\u5728JDBC\u7f16\u7a0b\u4e2d\uff0c\u6211\u4eec\u901a\u8fc7<code>java.sql.Connection<\/code>\u5bf9\u8c61\u6765\u5f00\u542f\u3001\u5173\u95ed\u6216\u8005\u63d0\u4ea4\u4e8b\u52a1\u3002\u4ee3\u7801\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">onnection conn = ... \/\/\u83b7\u53d6\u6570\u636e\u5e93\u8fde\u63a5\nconn.setAutoCommit(false); \/\/\u5f00\u542f\u4e8b\u52a1\ntry{\n   \/\/...\u6267\u884c\u589e\u5220\u6539\u67e5sql\n   conn.commit(); \/\/\u63d0\u4ea4\u4e8b\u52a1\n}catch (Exception e) {\n  conn.rollback();\/\/\u4e8b\u52a1\u56de\u6eda\n}finally{\n   conn.close();\/\/\u5173\u95ed\u94fe\u63a5\n}\n<\/pre>\n\n\n\n<p><strong>\u5206\u5e03\u5f0f\u4e8b\u52a1\u5178\u578b\u573a\u666f<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u5f53\u4e0b\u4e92\u8054\u7f51\u53d1\u5c55\u5982\u706b\u5982\u837c\uff0c\u7edd\u5927\u90e8\u5206\u516c\u53f8\u90fd\u8fdb\u884c\u4e86\u6570\u636e\u5e93\u62c6\u5206\u548c\u670d\u52a1\u5316(SOA)\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5b8c\u6210\u67d0\u4e00\u4e2a\u4e1a\u52a1\u529f\u80fd\u53ef\u80fd\u9700\u8981\u6a2a\u8de8\u591a\u4e2a\u670d\u52a1\uff0c\u64cd\u4f5c\u591a\u4e2a\u6570\u636e\u5e93\u3002\u8fd9\u5c31\u6d89\u53ca\u5230\u5230\u4e86\u5206\u5e03\u5f0f\u4e8b\u52a1\uff0c\u7528\u9700\u8981\u64cd\u4f5c\u7684\u8d44\u6e90\u4f4d\u4e8e\u591a\u4e2a\u8d44\u6e90\u670d\u52a1\u5668\u4e0a\uff0c\u800c\u5e94\u7528\u9700\u8981\u4fdd\u8bc1\u5bf9\u4e8e\u591a\u4e2a\u8d44\u6e90\u670d\u52a1\u5668\u7684\u6570\u636e\u7684\u64cd\u4f5c\uff0c\u8981\u4e48\u5168\u90e8\u6210\u529f\uff0c\u8981\u4e48\u5168\u90e8\u5931\u8d25\u3002\u672c\u8d28\u4e0a\u6765\u8bf4\uff0c\u5206\u5e03\u5f0f\u4e8b\u52a1\u5c31\u662f\u4e3a\u4e86\u4fdd\u8bc1\u4e0d\u540c\u8d44\u6e90\u670d\u52a1\u5668\u7684\u6570\u636e\u4e00\u81f4\u6027\u3002<br>\u5178\u578b\u7684\u5206\u5e03\u5f0f\u4e8b\u52a1\u573a\u666f\uff1a<\/p>\n\n\n\n<ul><li>\u8de8\u5e93\u4e8b\u52a1<\/li><\/ul>\n\n\n\n<p>\u8de8\u5e93\u4e8b\u52a1\u6307\u7684\u662f\uff0c\u4e00\u4e2a\u5e94\u7528\u67d0\u4e2a\u529f\u80fd\u9700\u8981\u64cd\u4f5c\u591a\u4e2a\u5e93\uff0c\u4e0d\u540c\u7684\u5e93\u4e2d\u5b58\u50a8\u4e0d\u540c\u7684\u4e1a\u52a1\u6570\u636e\u3002\u7b14\u8005\u89c1\u8fc7\u4e00\u4e2a\u76f8\u5bf9\u6bd4\u8f83\u590d\u6742\u7684\u4e1a\u52a1\uff0c\u4e00\u4e2a\u4e1a\u52a1\u4e2d\u540c\u65f6\u64cd\u4f5c\u4e869\u4e2a\u5e93\u3002\u4e0b\u56fe\u6f14\u793a\u4e86\u4e00\u4e2a\u670d\u52a1\u540c\u65f6\u64cd\u4f5c2\u4e2a\u5e93\u7684\u60c5\u51b5\uff1a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-15-1024x501.png\" alt=\"\" class=\"wp-image-11001\" width=\"467\" height=\"227\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-15-1024x501.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-15-300x147.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-15-830x406.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-15-230x113.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-15-350x171.png 350w\" sizes=\"(max-width: 467px) 100vw, 467px\" \/><\/figure><\/div>\n\n\n\n<ul><li>\u5206\u5e93\u5206\u8868<\/li><\/ul>\n\n\n\n<p>\u901a\u5e38\u4e00\u4e2a\u5e93\u6570\u636e\u91cf\u6bd4\u8f83\u5927\u6216\u8005\u9884\u671f\u672a\u6765\u7684\u6570\u636e\u91cf\u6bd4\u8f83\u5927\uff0c\u90fd\u4f1a\u8fdb\u884c\u6c34\u5e73\u62c6\u5206\uff0c\u4e5f\u5c31\u662f\u5206\u5e93\u5206\u8868\u3002\u5982\u4e0b\u56fe\uff0c\u5c06\u6570\u636e\u5e93B\u62c6\u5206\u6210\u4e862\u4e2a\u5e93\uff1a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-16-1024x755.png\" alt=\"\" class=\"wp-image-11002\" width=\"349\" height=\"258\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-16-1024x755.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-16-300x221.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-16-768x566.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-16-830x612.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-16-230x170.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-16-350x258.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-16-480x354.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-16.png 1234w\" sizes=\"(max-width: 349px) 100vw, 349px\" \/><\/figure><\/div>\n\n\n\n<p>\u5bf9\u4e8e\u5206\u5e93\u5206\u8868\u7684\u60c5\u51b5\uff0c\u4e00\u822c\u5f00\u53d1\u4eba\u5458\u90fd\u4f1a\u4f7f\u7528\u4e00\u4e9b\u6570\u636e\u5e93\u4e2d\u95f4\u4ef6\u6765\u964d\u4f4esql\u64cd\u4f5c\u7684\u590d\u6742\u6027\u3002\u5982\uff0c\u5bf9\u4e8esql\uff1ainsert into user(id,name) values (1,\u201c\u5f20\u4e09\u201d),(2,\u201c\u674e\u56db\u201d)\u3002\u8fd9\u6761sql\u662f\u64cd\u4f5c\u5355\u5e93\u7684\u8bed\u6cd5\uff0c\u5355\u5e93\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u4fdd\u8bc1\u4e8b\u52a1\u7684\u4e00\u81f4\u6027\u3002<\/p>\n\n\n\n<p>\u4f46\u662f\u7531\u4e8e\u73b0\u5728\u8fdb\u884c\u4e86\u5206\u5e93\u5206\u8868\uff0c\u5f00\u53d1\u4eba\u5458\u5e0c\u671b\u5c061\u53f7\u8bb0\u5f55\u63d2\u5165\u5206\u5e931\uff0c2\u53f7\u8bb0\u5f55\u63d2\u5165\u5206\u5e932\u3002\u6240\u4ee5\u6570\u636e\u5e93\u4e2d\u95f4\u4ef6\u8981\u5c06\u5176\u6539\u5199\u4e3a2\u6761sql\uff0c\u5206\u522b\u63d2\u5165\u4e24\u4e2a\u4e0d\u540c\u7684\u5206\u5e93\uff0c\u6b64\u65f6\u8981\u4fdd\u8bc1\u4e24\u4e2a\u5e93\u8981\u4e0d\u90fd\u6210\u529f\uff0c\u8981\u4e0d\u90fd\u5931\u8d25\uff0c\u56e0\u6b64\u57fa\u672c\u4e0a\u6240\u6709\u7684\u6570\u636e\u5e93\u4e2d\u95f4\u4ef6\u90fd\u9762\u4e34\u7740\u5206\u5e03\u5f0f\u4e8b\u52a1\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n<ul><li>\u670d\u52a1\u5316<\/li><\/ul>\n\n\n\n<p>\u5fae\u670d\u52a1\u67b6\u6784\u662f\u76ee\u524d\u4e00\u4e2a\u6bd4\u8f83\u4e00\u4e2a\u6bd4\u8f83\u706b\u7684\u6982\u5ff5\u3002\u4f8b\u5982\u4e0a\u9762\u7b14\u8005\u63d0\u5230\u7684\u4e00\u4e2a\u6848\u4f8b\uff0c\u67d0\u4e2a\u5e94\u7528\u540c\u65f6\u64cd\u4f5c\u4e869\u4e2a\u5e93\uff0c\u8fd9\u6837\u7684\u5e94\u7528\u4e1a\u52a1\u903b\u8f91\u5fc5\u7136\u975e\u5e38\u590d\u6742\uff0c\u5bf9\u4e8e\u5f00\u53d1\u4eba\u5458\u662f\u6781\u5927\u7684\u6311\u6218\uff0c\u5e94\u8be5\u62c6\u5206\u6210\u4e0d\u540c\u7684\u72ec\u7acb\u670d\u52a1\uff0c\u4ee5\u7b80\u5316\u4e1a\u52a1\u903b\u8f91\u3002\u62c6\u5206\u540e\uff0c\u72ec\u7acb\u670d\u52a1\u4e4b\u95f4\u901a\u8fc7RPC\u6846\u67b6\u6765\u8fdb\u884c\u8fdc\u7a0b\u8c03\u7528\uff0c\u5b9e\u73b0\u5f7c\u6b64\u7684\u901a\u4fe1\u3002\u4e0b\u56fe\u6f14\u793a\u4e86\u4e00\u4e2a3\u4e2a\u670d\u52a1\u4e4b\u95f4\u5f7c\u6b64\u8c03\u7528\u7684\u67b6\u6784\uff1a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-17-1024x549.png\" alt=\"\" class=\"wp-image-11003\" width=\"486\" height=\"260\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-17-1024x549.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-17-300x161.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-17-768x412.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-17-830x445.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-17-230x123.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-17-350x188.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-17-480x257.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-17.png 1284w\" sizes=\"(max-width: 486px) 100vw, 486px\" \/><\/figure><\/div>\n\n\n\n<p>Service A\u5b8c\u6210\u67d0\u4e2a\u529f\u80fd\u9700\u8981\u76f4\u63a5\u64cd\u4f5c\u6570\u636e\u5e93\uff0c\u540c\u65f6\u9700\u8981\u8c03\u7528Service B\u548cService C\uff0c\u800cService B\u53c8\u540c\u65f6\u64cd\u4f5c\u4e862\u4e2a\u6570\u636e\u5e93\uff0cService C\u4e5f\u64cd\u4f5c\u4e86\u4e00\u4e2a\u5e93\u3002\u9700\u8981\u4fdd\u8bc1\u8fd9\u4e9b\u8de8\u670d\u52a1\u7684\u5bf9\u591a\u4e2a\u6570\u636e\u5e93\u7684\u64cd\u4f5c\u8981\u4e0d\u90fd\u6210\u529f\uff0c\u8981\u4e0d\u90fd\u5931\u8d25\uff0c\u5b9e\u9645\u4e0a\u8fd9\u53ef\u80fd\u662f\u6700\u5178\u578b\u7684\u5206\u5e03\u5f0f\u4e8b\u52a1\u573a\u666f\u3002<\/p>\n\n\n\n<p>\u5c0f\u7ed3\uff1a\u4e0a\u8ff0\u8ba8\u8bba\u7684\u5206\u5e03\u5f0f\u4e8b\u52a1\u573a\u666f\u4e2d\uff0c\u65e0\u4e00\u4f8b\u5916\u7684\u90fd\u76f4\u63a5\u6216\u8005\u95f4\u63a5\u7684\u64cd\u4f5c\u4e86\u591a\u4e2a\u6570\u636e\u5e93\u3002\u5982\u4f55\u4fdd\u8bc1\u4e8b\u52a1\u7684ACID\u7279\u6027\uff0c\u5bf9\u4e8e\u5206\u5e03\u5f0f\u4e8b\u52a1\u5b9e\u73b0\u65b9\u6848\u800c\u8a00\uff0c\u662f\u975e\u5e38\u5927\u7684\u6311\u6218\u3002\u540c\u65f6\uff0c\u5206\u5e03\u5f0f\u4e8b\u52a1\u5b9e\u73b0\u65b9\u6848\u8fd8\u5fc5\u987b\u8981\u8003\u8651\u6027\u80fd\u7684\u95ee\u9898\uff0c\u5982\u679c\u4e3a\u4e86\u4e25\u683c\u4fdd\u8bc1ACID\u7279\u6027\uff0c\u5bfc\u81f4\u6027\u80fd\u4e25\u91cd\u4e0b\u964d\uff0c\u90a3\u4e48\u5bf9\u4e8e\u4e00\u4e9b\u8981\u6c42\u5feb\u901f\u54cd\u5e94\u7684\u4e1a\u52a1\uff0c\u662f\u65e0\u6cd5\u63a5\u53d7\u7684\u3002<br><\/p>\n\n\n\n<p><strong>\u5206\u5e03\u5f0f\u4e8b\u52a1\u5178\u578b\u573a\u666f\uff1a<\/strong><\/p>\n\n\n\n<p>\u94f6\u884c\u8f6c\u8d26\u4e1a\u52a1\u662f\u4e00\u4e2a\u5178\u578b\u5206\u5e03\u5f0f\u4e8b\u52a1\u573a\u666f\uff0c\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u4e09\u79cd\u60c5\u51b5\uff1a<\/p>\n\n\n\n<p>A. \u652f\u884c\u5185\u8f6c\u8d26\uff1a\u540c\u4e00\u94f6\u884c\u7684\u76f8\u540c\u652f\u884c\u5185\u8f6c\u8d26<\/p>\n\n\n\n<p>B. \u884c\u5185\u8f6c\u8d26\uff1a\u540c\u4e00\u94f6\u884c\u7684\u4e0d\u540c\u652f\u884c\u95f4\u8f6c\u8d26<\/p>\n\n\n\n<p>C. \u8de8\u884c\u8f6c\u8d26\uff1a\u4e0d\u540c\u94f6\u884c\u7684\u7cfb\u7edf\u8fdb\u884c\u8f6c\u8d26<\/p>\n\n\n\n<p>\u5bf9\u4e8e\u4f20\u7edf\u96c6\u4e2d\u5f0f\u67b6\u6784\uff0cA\u3001B\u901a\u5e38\u4e3a\u672c\u5730\u4e8b\u52a1\uff0cC\u4e3a\u5206\u5e03\u5f0f\u4e8b\u52a1\u3002\u4e1a\u52a1\u5fae\u670d\u52a1\u6539\u9020\u540e\uff0c\u8f6c\u5165\u3001\u8f6c\u51fa\u901a\u5e38\u4e3a\u4e0d\u540c\u7684\u5fae\u670d\u52a1\uff0c\u540c\u4e00\u4e2a\u5fae\u670d\u52a1\u4e5f\u901a\u5e38\u8fd0\u884c\u4e8e\u4e0d\u540c\u5b9e\u4f8b\u4e2d\u3002A\u53ef\u80fd\u53d8\u6210\u4e00\u4e2a\u5206\u5e03\u5f0f\u4e8b\u52a1\uff0c\u4e5f\u53ef\u80fd\u901a\u8fc7\u4e00\u4e9b\u65b9\u6cd5\u89c4\u907f\uff0c\u5728\u672c\u5730\u4e8b\u52a1\u5185\u5b8c\u6210\u3002B\u548cC\u5f88\u96be\u89c4\u907f\uff0c\u53ea\u80fd\u662f\u5206\u5e03\u5f0f\u4e8b\u52a1\u3002<\/p>\n\n\n\n<p>\u5fae\u670d\u52a1\u6700\u4f73\u5b9e\u8df5\u5efa\u8bae\u5c3d\u91cf\u89c4\u907f\u5206\u5e03\u5f0f\u4e8b\u52a1\uff0c\u4f46\u662f\u5728\u5f88\u591a\u4e1a\u52a1\u573a\u666f\uff08\u6bd4\u5982\u4e0a\u9762\u7684B\u3001C\u8f6c\u8d26\u573a\u666f\uff09\uff0c\u5206\u5e03\u5f0f\u4e8b\u52a1\u662f\u4e00\u4e2a\u7ed5\u4e0d\u5f00\u7684\u6280\u672f\u95ee\u9898\u3002<\/p>\n\n\n\n<p><strong>\u5206\u5e03\u5f0f\u4e8b\u52a1\u5e38\u7528\u89e3\u51b3\u65b9\u6848<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u4e3a\u4e86\u89e3\u51b3\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e00\u81f4\u6027\u95ee\u9898\uff0c\u524d\u4eba\u5728\u6027\u80fd\u548c\u6570\u636e\u4e00\u81f4\u6027\u7684\u53cd\u53cd\u590d\u590d\u6743\u8861\u8fc7\u7a0b\u4e2d\u603b\u7ed3\u4e86\u8bb8\u591a\u5178\u578b\u7684\u534f\u8bae\u548c\u7b97\u6cd5\u3002\u5176\u4e2d\uff0c\u6700\u5e38\u7528\u7684\u662f\u4e24\u9636\u63d0\u4ea4\u534f\u8bae\uff082 Phase Commitment Protocol\uff09\u3002<\/p>\n\n\n\n<p><strong>\u4e24\u9636\u6bb5\u63d0\u4ea4\u65b9\u6848<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>2\u9636\u6bb5\u63d0\u4ea4\u662f\u5206\u5e03\u5f0f\u4e8b\u52a1\u4f20\u7edf\u89e3\u51b3\u65b9\u6848\uff0c\u5148\u8fdb\u4e3a\u6b62\u8fd8\u5e7f\u6cdb\u5b58\u5728\u3002\u5f53\u4e00\u4e2a\u4e8b\u52a1\u8de8\u8d8a\u591a\u4e2a\u8282\u70b9\u65f6\uff0c\u4e3a\u4e86\u4fdd\u6301\u4e8b\u52a1<code>ACID<\/code>\u7279\u6027\uff0c\u9700\u8981\u5f15\u5165\u4e00\u4e2a\u4f5c\u4e3a<strong>\u534f\u8c03\u8005<\/strong>\u6765\u7edf\u4e00\u638c\u63a7\u6240\u6709\u8282\u70b9(\u79f0\u4f5c\u53c2\u4e0e\u8005)\u7684\u64cd\u4f5c\u7ed3\u679c\u5e76\u6700\u7ec8\u6307\u793a\u8fd9\u4e9b\u8282\u70b9\u662f\u5426\u8981\u628a\u64cd\u4f5c\u7ed3\u679c\u8fdb\u884c\u771f\u6b63\u7684\u63d0\u4ea4(\u6bd4\u5982\u5c06\u66f4\u65b0\u540e\u7684\u6570\u636e\u5199\u5165\u78c1\u76d8\u7b49\u7b49)\u3002\u56e0\u6b64\uff0c\u4e8c\u9636\u6bb5\u63d0\u4ea4\u7684\u7b97\u6cd5\u601d\u8def\u53ef\u4ee5\u6982\u62ec\u4e3a\uff1a<strong>\u53c2\u4e0e\u8005<\/strong>\u5c06\u64cd\u4f5c\u6210\u8d25\u901a\u77e5\u534f\u8c03\u8005\uff0c\u518d\u7531\u534f\u8c03\u8005\u6839\u636e\u6240\u6709\u53c2\u4e0e\u8005\u7684\u53cd\u9988\u60c5\u62a5\u51b3\u5b9a\u5404\u53c2\u4e0e\u8005\u662f\u5426\u8981\u63d0\u4ea4\u64cd\u4f5c\u8fd8\u662f\u4e2d\u6b62\u64cd\u4f5c\u3002<\/p>\n\n\n\n<p>\u4ea4\u6613\u4e2d\u95f4\u4ef6\u4e0e\u6570\u636e\u5e93\u901a\u8fc7 XA \u63a5\u53e3\u89c4\u8303\uff0c\u4f7f\u7528\u4e24\u9636\u6bb5\u63d0\u4ea4\u6765\u5b8c\u6210\u4e00\u4e2a\u5168\u5c40\u4e8b\u52a1\uff0c XA \u89c4\u8303\u7684\u57fa\u7840\u662f\u4e24\u9636\u6bb5\u63d0\u4ea4\u534f\u8bae\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-19.png\" alt=\"\" class=\"wp-image-11006\" width=\"410\" height=\"280\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-19.png 896w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-19-300x206.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-19-768x526.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-19-830x569.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-19-230x158.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-19-350x240.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-19-480x329.png 480w\" sizes=\"(max-width: 410px) 100vw, 410px\" \/><\/figure><\/div>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-18-1024x584.png\" alt=\"\" class=\"wp-image-11005\" width=\"600\" height=\"342\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-18-1024x584.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-18-300x171.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-18-768x438.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-18-830x473.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-18-230x131.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-18-350x200.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-18-480x274.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-18.png 1406w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure><\/div>\n\n\n\n<p>\u4e0d\u4ec5\u8981\u9501\u4f4f\u53c2\u4e0e\u8005\u7684\u6240\u6709\u8d44\u6e90\uff0c\u800c\u4e14\u8981\u9501\u4f4f\u534f\u8c03\u8005\u8d44\u6e90\uff0c\u5f00\u9500\u5927\u3002\u4e00\u53e5\u8bdd\u603b\u7ed3\u5c31\u662f\uff1a2PC\u6548\u7387\u5f88\u4f4e\uff0c\u5bf9\u9ad8\u5e76\u53d1\u5f88\u4e0d\u53cb\u597d\u3002<\/p>\n\n\n\n<p>\u4e24\u9636\u6bb5\u63d0\u4ea4\u65b9\u6848\u5e94\u7528\u975e\u5e38\u5e7f\u6cdb\uff0c\u5178\u578b\u5546\u7528\u8f6f\u4ef6\u5305\u62ecOracle Tuxedo\u548cIBM CICS\u3002\u5b83\u7684\u4f18\u70b9\u662f\u5bf9\u4e1a\u52a1\u4ee3\u7801\u4fb5\u5165\u8f83\u4f4e\uff0c\u4f46\u7f3a\u70b9\u4e5f\u5f88\u660e\u663e<\/p>\n\n\n\n<p>\u5f15\u7528<code>\u300a\u4e16\u754c\u6027\u96be\u9898...\u300b<\/code>\u4e00\u6587\u539f\u8bdd &#8220;\u56fd\u5916\u5177\u6709\u51e0\u5341\u5e74\u5386\u53f2\u548c\u6280\u672f\u6c89\u6dc0\u7684\u57fa\u4e8eXA\u6a21\u578b\u7684\u5546\u7528\u5206\u5e03\u5f0f\u4e8b\u52a1\u4ea7\u54c1\uff0c\u5728\u76f8\u540c\u8f6f\u786c\u4ef6\u6761\u4ef6\u4e0b\uff0c\u5f00\u542f\u5206\u5e03\u5f0f\u4e8b\u52a1\u540e\u541e\u5410\u7ecf\u5e38\u6709\u6570\u91cf\u7ea7\u7684\u4e0b\u964d\u3002&#8221;<\/p>\n\n\n\n<ul><li><strong>\u6027\u80fd\u4f4e\u4e0b<\/strong>\uff1a\u7531\u4e8e XA 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\u65b9\u6848\u548c\u57fa\u4e8e\u53ef\u9760\u6d88\u606f\u7684\u6700\u7ec8\u4e00\u81f4\u6027\u65b9\u6848\u3002<\/p>\n\n\n\n<p><strong>TCC\u4e8b\u52a1\u65b9\u6848<\/strong>(\u4e09\u9636\u6bb5\u63d0\u4ea4\u534f\u8bae(Three-phase commit))<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>TCC\u4e8b\u52a1\u6a21\u578b\u5728\u7535\u5546\u3001\u91d1\u878d\u9886\u57df\u843d\u5730\u8f83\u591a\u3002TCC\u65b9\u6848\u5176\u5b9e\u662f\u4e24\u9636\u6bb5\u63d0\u4ea4\u7684\u4e00\u79cd\u6539\u8fdb\u3002\u5176\u5c06\u6574\u4e2a\u4e1a\u52a1\u903b\u8f91\u7684\u6bcf\u4e2a\u5206\u652f\u663e\u5f0f\u7684\u5206\u6210\u4e86Try\u3001Confirm\u3001Cancel\u4e09\u4e2a\u64cd\u4f5c\u3002Try\u90e8\u5206\u5b8c\u6210\u4e1a\u52a1\u7684\u51c6\u5907\u5de5\u4f5c\uff0cconfirm\u90e8\u5206\u5b8c\u6210\u4e1a\u52a1\u7684\u63d0\u4ea4\uff0ccancel\u90e8\u5206\u5b8c\u6210\u4e8b\u52a1\u7684\u56de\u6eda\u3002\u57fa\u672c\u539f\u7406\u5982\u4e0b\u56fe\u6240\u793a\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-20.png\" alt=\"\" class=\"wp-image-11007\" width=\"490\" height=\"236\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-20.png 840w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-20-300x144.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-20-768x369.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-20-830x399.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-20-230x111.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-20-350x168.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-20-480x231.png 480w\" sizes=\"(max-width: 490px) 100vw, 490px\" 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TPS\uff0c\u5206\u652f\u4e8b\u52a13\u4e07+ TPS\u3002 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