{"id":204964,"date":"2025-05-29T10:15:07","date_gmt":"2025-05-29T02:15:07","guid":{"rendered":"https:\/\/server.hk\/cnblog\/204964\/"},"modified":"2025-05-29T10:15:07","modified_gmt":"2025-05-29T02:15:07","slug":"pymysql-%e5%b9%b6%e5%8f%91%e6%93%8d%e4%bd%9c%ef%bc%9a%e4%bd%bf%e7%94%a8%e4%b8%80%e4%b8%aa%e8%bf%9e%e6%8e%a5%e5%92%8c%e5%a4%9a%e4%b8%aa%e6%b8%b8%e6%a0%87%ef%bc%8c%e5%8f%af%e8%a1%8c%e5%90%97%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/204964\/","title":{"rendered":"PyMySQL \u5e76\u53d1\u64cd\u4f5c\uff1a\u4f7f\u7528\u4e00\u4e2a\u8fde\u63a5\u548c\u591a\u4e2a\u6e38\u6807\uff0c\u53ef\u884c\u5417\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

PyMySQL \u5e76\u53d1\u64cd\u4f5c\uff1a\u4f7f\u7528\u4e00\u4e2a\u8fde\u63a5\u548c\u591a\u4e2a\u6e38\u6807\uff0c\u53ef\u884c\u5417\uff1f<\/h1>\n

\u5927\u5bb6\u597d\uff0c\u4eca\u5929\u672c\u4eba\u7ed9\u5927\u5bb6\u5e26\u6765\u6587\u7ae0\uff0c\u6587\u4e2d\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230<\/span><\/span>\uff0c\u5982\u679c\u4f60\u5bf9\u6587\u7ae0<\/span>\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u90a3\u5c31\u8bf7\u5404\u4f4d\u670b\u53cb\u7ee7\u7eed\u770b\u4e0b\u53bb\u5427~\u5e0c\u671b\u80fd\u771f\u6b63\u5e2e\u5230\u4f60\u4eec\uff0c\u8c22\u8c22\uff01<\/p>\n

<\/p>\n

pymysql \u5e76\u53d1\u95ee\u9898\uff1a\u4f7f\u7528\u4e00\u4e2a\u8fde\u63a5\u548c\u591a\u4e2a\u6e38\u6807<\/strong><\/p>\n

\u5728\u4f7f\u7528 pymysql \u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u5e76\u53d1\u6027\u95ee\u9898\u3002\u672c\u6587\u8ba8\u8bba\u4e86\u4ee5\u4e0b\u95ee\u9898\uff1a\u4e0d\u4f7f\u7528\u8fde\u63a5\u6c60\uff0c\u4f7f\u7528\u4e00\u4e2a\u8fde\u63a5\u521b\u5efa\u591a\u4e2a\u6e38\u6807\u8fdb\u884c\u5c0f\u89c4\u6a21\u5e76\u53d1\u6027\u7684\u589e\u5220\u6539\u67e5\u662f\u5426\u53ef\u884c\u3002<\/p>\n

\u95ee\u9898\uff1a<\/strong><\/p>\n

\u4f7f\u7528\u4e00\u4e2a\u8fde\u63a5\u521b\u5efa\u591a\u4e2a\u6e38\u6807\u8fdb\u884c\u5c0f\u89c4\u6a21\u5e76\u53d1\u6027\u7684\u589e\u5220\u6539\u67e5\u662f\u5426\u53ef\u884c\uff1f<\/p>\n

\u7b54\u6848\uff1a<\/strong><\/p>\n

\u7406\u8bba\u4e0a\uff0c\u8fd9\u5728\u6280\u672f\u4e0a\u662f\u53ef\u884c\u7684\u3002\u4f46\u662f\uff0c\u7531\u4e8e\u662f\u5171\u4eab\u4e00\u4e2a\u8fde\u63a5\uff0c\u5e76\u53d1\u6027\u80fd\u53ef\u80fd\u4f1a\u6bd4\u8f83\u4f4e\u3002<\/p>\n

\u8be6\u7ec6\u89e3\u91ca\uff1a<\/strong><\/p>\n

pymysql \u4e2d\u7684\u8fde\u63a5\u662f\u4e00\u4e2a\u8fde\u63a5\u5230\u6570\u636e\u5e93\u7684\u4f1a\u8bdd\u3002\u5982\u679c\u4f7f\u7528\u4e00\u4e2a\u8fde\u63a5\u521b\u5efa\u591a\u4e2a\u6e38\u6807\uff0c\u90a3\u4e48\u8fd9\u4e9b\u6e38\u6807\u90fd\u5c06\u5171\u4eab\u540c\u4e00\u8fde\u63a5\u3002\u8fd9\u610f\u5473\u7740\u5f53\u6709\u4e00\u4e2a\u6e38\u6807\u6267\u884c\u67e5\u8be2\u65f6\uff0c\u5176\u4ed6\u6e38\u6807\u5c06\u88ab\u963b\u585e\uff0c\u76f4\u5230\u8be5\u67e5\u8be2\u5b8c\u6210\u3002<\/p>\n

\u5bf9\u4e8e\u5c0f\u89c4\u6a21\u5e76\u53d1\u6027\u64cd\u4f5c\uff0c\u4f7f\u7528\u4e00\u4e2a\u8fde\u63a5\u548c\u591a\u4e2a\u6e38\u6807\u53ef\u80fd\u662f\u53ef\u884c\u7684\u3002\u7136\u800c\uff0c\u5bf9\u4e8e\u5927\u89c4\u6a21\u5e76\u53d1\u6027\u64cd\u4f5c\uff0c\u6216\u8005\u5bf9\u4e8e\u9700\u8981\u9ad8\u6027\u80fd\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u4f7f\u7528\u8fde\u63a5\u6c60\u4f1a\u662f\u4e00\u4e2a\u66f4\u597d\u7684\u9009\u62e9\u3002<\/p>\n

\u8fde\u63a5\u6c60<\/strong><\/p>\n

\u8fde\u63a5\u6c60\u662f\u4e00\u4e2a\u7ba1\u7406\u6570\u636e\u5e93\u8fde\u63a5\u7684\u6c60\u3002\u5b83\u53ef\u4ee5\u540c\u65f6\u4fdd\u6301\u591a\u4e2a\u8fde\u63a5\u5904\u4e8e\u6253\u5f00\u72b6\u6001\uff0c\u5e76\u5728\u9700\u8981\u65f6\u5206\u914d\u7ed9\u5e94\u7528\u7a0b\u5e8f\u3002\u8fd9\u6709\u52a9\u4e8e\u63d0\u9ad8\u5e76\u53d1\u6027\u80fd\uff0c\u56e0\u4e3a\u5e94\u7528\u7a0b\u5e8f\u53ef\u4ee5\u968f\u65f6\u4ece\u8fde\u63a5\u6c60\u4e2d\u83b7\u53d6\u4e00\u4e2a\u53ef\u7528\u7684\u8fde\u63a5\uff0c\u800c\u65e0\u9700\u521b\u5efa\u65b0\u8fde\u63a5\u3002<\/p>\n

\u5728 pymysql \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528pymysql.connections\u6a21\u5757\u4e2d\u7684connectionpool\u7c7b\u6765\u521b\u5efa\u8fde\u63a5\u6c60\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528\u8fde\u63a5\u6c60\u7684\u793a\u4f8b\uff1a<\/p>\n

import pymysql\n\nconnection_pool = pymysql.ConnectionPool(...)\nconnection = connection_pool.get_connection()\n\ncursor = connection.cursor()\ncursor.execute(...)\n\nconnection.close()<\/pre>\n
\u4f7f\u7528\u8fde\u63a5\u6c60\u65f6\uff0c\u5e94\u7528\u7a0b\u5e8f\u4e0d\u518d\u9700\u8981\u76f4\u63a5\u521b\u5efa\u548c\u7ba1\u7406\u8fde\u63a5\u3002\u8fde\u63a5\u6c60\u5c06\u5904\u7406\u8fde\u63a5\u7684\u521b\u5efa\u3001\u7ef4\u62a4\u548c\u91ca\u653e\uff0c\u4ece\u800c\u63d0\u9ad8\u5e76\u53d1\u6027\u80fd\u3002<\/p>\n
\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aPyMySQL \u5e76\u53d1\u64cd\u4f5c\uff1a\u4f7f\u7528\u4e00\u4e2a\u8fde\u63a5\u548c\u591a\u4e2a\u6e38\u6807\uff0c\u53ef\u884c\u5417\uff1f\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
PyMySQL \u5e76\u53d1\u64cd\u4f5c\uff1a\u4f7f\u7528\u4e00...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-204964","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204964","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=204964"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204964\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=204964"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=204964"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=204964"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}