{"id":200714,"date":"2025-05-06T09:55:16","date_gmt":"2025-05-06T01:55:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/200714\/"},"modified":"2025-05-06T09:55:16","modified_gmt":"2025-05-06T01:55:16","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-python-%e5%ae%a2%e6%88%b7%e7%ab%af%e8%ae%be%e7%bd%ae-sql-%e6%9f%a5%e8%af%a2%e8%b6%85%e6%97%b6%e6%9c%ba%e5%88%b6%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/200714\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 Python \u5ba2\u6237\u7aef\u8bbe\u7f6e SQL \u67e5\u8be2\u8d85\u65f6\u673a\u5236\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>\u5982\u4f55\u4f7f\u7528 Python \u5ba2\u6237\u7aef\u8bbe\u7f6e SQL \u67e5\u8be2\u8d85\u65f6\u673a\u5236\uff1f<\/h1>\n<p>\u5bf9\u4e8e\u4e00\u4e2a\u6570\u636e\u5e93\u5f00\u53d1\u8005\u6765\u8bf4\uff0c\u7262\u56fa\u624e\u5b9e\u7684\u57fa\u7840\u662f\u5341\u5206\u91cd\u8981\u7684\uff0c\u4e3b\u673a\u5b9d\u8d1d\u5c31\u6765\u5e26\u5927\u5bb6\u4e00\u70b9\u70b9\u7684\u638c\u63e1\u57fa\u7840\u77e5\u8bc6\u70b9\u3002\u4eca\u5929\u672c\u7bc7\u6587\u7ae0\u5e26\u5927\u5bb6\u4e86\u89e3\u300a\u5982\u4f55\u4f7f\u7528 Python \u5ba2\u6237\u7aef\u8bbe\u7f6e SQL \u67e5\u8be2\u8d85\u65f6\u673a\u5236\uff1f\u300b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e86\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u5feb\u70b9\u6536\u85cf\u8d77\u6765\u5427\uff0c\u5426\u5219\u9700\u8981\u65f6\u5c31\u627e\u4e0d\u5230\u4e86\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241112\/17313928756732f56b255b2.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>python \u5ba2\u6237\u7aef sql \u67e5\u8be2\u8d85\u65f6\u673a\u5236<\/strong><\/p>\n<p>\u5728\u4f7f\u7528 orm \u6846\u67b6\uff08\u4f8b\u5982 django orm\u3001peewee \u6216 sqlalchemy\uff09\u3001\u9a71\u52a8\u5e93\uff08\u4f8b\u5982 pymysql\uff09\u3001web \u6846\u67b6\uff08\u4f8b\u5982 fastapi\u3001flask \u6216 django\uff09\uff0c\u4ee5\u53ca\u670d\u52a1\u5668\uff08\u4f8b\u5982 uvicorn \u6216 gunicorn\uff09\u65f6\uff0c\u5982\u4f55\u5b9e\u73b0 sql \u67e5\u8be2\u8d85\u65f6\u7ec8\u6b62\uff1f<\/p>\n<p>\u4f8b\u5982\uff0c\u4f7f\u7528 uvicorn\u3001fastapi\u3001peewee \u548c pymysql \u65f6\uff0c\u67d0\u4e9b sql \u67e5\u8be2\u53ef\u80fd\u9700\u8981\u5f88\u957f\u65f6\u95f4\u624d\u80fd\u5b8c\u6210\u3002\u4f46\u662f\uff0c\u8fd9\u6837\u505a\u5b58\u5728\u6f5c\u5728\u7684\u5b89\u5168\u98ce\u9669\u3002\u6211\u4eec\u9700\u8981\u8bbe\u7f6e\u4e00\u4e2a\u67e5\u8be2\u65f6\u95f4\u4e0a\u9650\uff0c\u4ee5\u9632\u6b62\u5355\u4e2a sql \u67e5\u8be2\u7684\u8fd0\u884c\u65f6\u95f4\u8d85\u8fc7\u9884\u671f\u503c\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u5b9e\u73b0\u6b64\u76ee\u7684\u7684\u4f18\u96c5\u89e3\u51b3\u65b9\u6848\uff1a<\/p>\n<p><strong>pymysql<\/strong><\/p>\n<p>pymysql \u63d0\u4f9b\u4e86\u4ee5\u4e0b\u53c2\u6570\u6765\u8bbe\u7f6e\u8d85\u65f6\uff1a<\/p>\n<ul>\n<li>&#8220;connection_timeout&#8221;: \u6307\u5b9a\u4e0e\u6570\u636e\u5e93\u5efa\u7acb\u8fde\u63a5\u7684\u8d85\u65f6\u65f6\u95f4\uff08\u4ee5\u79d2\u4e3a\u5355\u4f4d\uff09\u3002<\/li>\n<li>&#8220;read_timeout&#8221;: \u6307\u5b9a\u4ece\u6570\u636e\u5e93\u8bfb\u53d6\u6570\u636e\u65f6\u4f7f\u7528\u7684\u8d85\u65f6\u65f6\u95f4\u3002<\/li>\n<li>&#8220;write_timeout&#8221;: \u6307\u5b9a\u5411\u6570\u636e\u5e93\u5199\u5165\u6570\u636e\u65f6\u4f7f\u7528\u7684\u8d85\u65f6\u65f6\u95f4\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u4ee5\u4e0b\u4ee3\u7801\u5c06\u8bbe\u7f6e\u6240\u6709\u8d85\u65f6\u65f6\u95f4\u4e3a 60 \u79d2\uff1a<\/p>\n<pre>import pymysql\n\nconnection = pymysql.connect(\n    connection_timeout=60,\n    read_timeout=60,\n    write_timeout=60,\n)<\/pre>\n<p>\u672c\u7bc7\u5173\u4e8e\u300a\u5982\u4f55\u4f7f\u7528 Python \u5ba2\u6237\u7aef\u8bbe\u7f6e SQL \u67e5\u8be2\u8d85\u65f6\u673a\u5236\uff1f\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8e\u6570\u636e\u5e93\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u4f7f\u7528 Python 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