{"id":185268,"date":"2024-11-10T20:08:17","date_gmt":"2024-11-10T12:08:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/185268\/"},"modified":"2024-11-10T20:08:18","modified_gmt":"2024-11-10T12:08:18","slug":"%e4%bd%bf%e7%94%a8sqlobject%e4%be%86%e5%af%a6%e7%8f%be%e7%b0%a1%e5%96%ae%e7%9a%84%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5%ef%bc%88sqlobject%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/185268\/","title":{"rendered":"\u4f7f\u7528sqlobject\u4f86\u5be6\u73fe\u7c21\u55ae\u7684\u6578\u64da\u5eab\u9023\u63a5\uff08sqlobject\u9023\u63a5\u6578\u64da\u5eab\uff09"},"content":{"rendered":"<h1 id=\"%e4%bd%bf%e7%94%a8sqlobject%e4%be%86%e5%af%a6%e7%8f%be%e7%b0%a1%e5%96%ae%e7%9a%84%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5-ZucrSYyNIR\">\u4f7f\u7528SQLObject\u4f86\u5be6\u73fe\u7c21\u55ae\u7684\u6578\u64da\u5eab\u9023\u63a5<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u958b\u767c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u4f7f\u7528\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u7684\u500b\u4eba\u9805\u76ee\u9084\u662f\u5927\u578b\u7684\u5546\u696d\u61c9\u7528\uff0c\u6578\u64da\u5eab\u90fd\u626e\u6f14\u8457\u95dc\u9375\u7684\u89d2\u8272\u3002SQLObject\u662f\u4e00\u500b\u7528\u65bcPython\u7684ORM\uff08\u5c0d\u8c61\u95dc\u4fc2\u6620\u5c04\uff09\u5eab\uff0c\u5b83\u4f7f\u5f97\u8207\u6578\u64da\u5eab\u7684\u4ea4\u4e92\u8b8a\u5f97\u66f4\u52a0\u7c21\u55ae\u548c\u76f4\u89c0\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528SQLObject\u4f86\u5be6\u73fe\u7c21\u55ae\u7684\u6578\u64da\u5eab\u9023\u63a5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afsqlobject%ef%bc%9f-ZucrSYyNIR\">\u4ec0\u9ebc\u662fSQLObject\uff1f<\/h2>\n<p>SQLObject\u662f\u4e00\u500bPython\u5eab\uff0c\u65e8\u5728\u7c21\u5316\u6578\u64da\u5eab\u64cd\u4f5c\u3002\u5b83\u901a\u904e\u5c07\u6578\u64da\u5eab\u8868\u6620\u5c04\u5230Python\u5c0d\u8c61\uff0c\u4f7f\u5f97\u958b\u767c\u8005\u53ef\u4ee5\u4f7f\u7528Python\u7684\u9762\u5411\u5c0d\u8c61\u7de8\u7a0b\u98a8\u683c\u4f86\u64cd\u4f5c\u6578\u64da\u5eab\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u4e0d\u50c5\u63d0\u9ad8\u4e86\u958b\u767c\u6548\u7387\uff0c\u9084\u6e1b\u5c11\u4e86\u76f4\u63a5\u4f7f\u7528SQL\u8a9e\u53e5\u6642\u53ef\u80fd\u51fa\u73fe\u7684\u932f\u8aa4\u3002<\/p>\n<h2 id=\"%e5%ae%89%e8%a3%9dsqlobject-ZucrSYyNIR\">\u5b89\u88ddSQLObject<\/h2>\n<p>\u5728\u958b\u59cb\u4f7f\u7528SQLObject\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u5b89\u88dd\u5b83\u3002\u53ef\u4ee5\u4f7f\u7528pip\u4f86\u5b89\u88ddSQLObject\uff0c\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<pre><code>pip install SQLObject<\/code><\/pre>\n<p>\u6b64\u5916\uff0c\u9084\u9700\u8981\u5b89\u88dd\u76f8\u61c9\u7684\u6578\u64da\u5eab\u9a45\u52d5\u7a0b\u5e8f\uff0c\u4f8b\u5982\uff0c\u5982\u679c\u4f7f\u7528SQLite\uff0c\u53ef\u4ee5\u5b89\u88ddsqlite3\uff1b\u5982\u679c\u4f7f\u7528MySQL\uff0c\u5247\u9700\u8981\u5b89\u88ddMySQLdb\u6216mysqlclient\u3002<\/p>\n<h2 id=\"%e5%bb%ba%e7%ab%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5-ZucrSYyNIR\">\u5efa\u7acb\u6578\u64da\u5eab\u9023\u63a5<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528SQLObject\u9023\u63a5SQLite\u6578\u64da\u5eab\u7684\u7c21\u55ae\u793a\u4f8b\uff1a<\/p>\n<pre><code>from sqlobject import *\n# \u9023\u63a5\u5230SQLite\u6578\u64da\u5eab\nsqlhub.processConnection = connectionForURI('sqlite:\/:memory:')\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u4f7f\u7528\u4e86\u5167\u5b58\u4e2d\u7684SQLite\u6578\u64da\u5eab\u3002\u5c0d\u65bc\u5be6\u969b\u61c9\u7528\uff0c\u53ef\u4ee5\u5c07URI\u66f4\u6539\u70ba\u6307\u5411\u5177\u9ad4\u7684\u6578\u64da\u5eab\u6587\u4ef6\u6216\u5176\u4ed6\u6578\u64da\u5eab\u985e\u578b\u3002<\/p>\n<h2 id=\"%e5%ae%9a%e7%be%a9%e6%95%b8%e6%93%9a%e6%a8%a1%e5%9e%8b-ZucrSYyNIR\">\u5b9a\u7fa9\u6578\u64da\u6a21\u578b<\/h2>\n<p>\u5728SQLObject\u4e2d\uff0c\u6578\u64da\u6a21\u578b\u662f\u901a\u904e\u7e7c\u627fSQLObject\u985e\u4f86\u5b9a\u7fa9\u7684\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u7528\u6236\u6a21\u578b\u793a\u4f8b\uff1a<\/p>\n<pre><code>class User(SQLObject):\n    username = StringCol()\n    email = StringCol()\n    created_at = DateTimeCol(default=currentTime)\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5b9a\u7fa9\u4e86\u4e00\u500b\u540d\u70baUser\u7684\u6a21\u578b\uff0c\u5305\u542b\u4e09\u500b\u5c6c\u6027\uff1ausername\u3001email\u548ccreated_at\u3002\u9019\u4e9b\u5c6c\u6027\u5c0d\u61c9\u65bc\u6578\u64da\u5eab\u4e2d\u7684\u5217\u3002<\/p>\n<h2 id=\"%e5%89%b5%e5%bb%ba%e6%95%b8%e6%93%9a%e8%a1%a8-ZucrSYyNIR\">\u5275\u5efa\u6578\u64da\u8868<\/h2>\n<p>\u5b9a\u7fa9\u597d\u6578\u64da\u6a21\u578b\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u78bc\u4f86\u5275\u5efa\u6578\u64da\u8868\uff1a<\/p>\n<pre><code>User.createTable()\n<\/code><\/pre>\n<p>\u9019\u884c\u4ee3\u78bc\u5c07\u6839\u64daUser\u6a21\u578b\u7684\u5b9a\u7fa9\u5728\u6578\u64da\u5eab\u4e2d\u5275\u5efa\u76f8\u61c9\u7684\u8868\u3002<\/p>\n<h2 id=\"%e6%8f%92%e5%85%a5%e6%95%b8%e6%93%9a-ZucrSYyNIR\">\u63d2\u5165\u6578\u64da<\/h2>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u53ef\u4ee5\u5411\u6578\u64da\u8868\u4e2d\u63d2\u5165\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u63d2\u5165\u4e00\u500b\u65b0\u7528\u6236\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>new_user = User(username='john_doe', email='john@example.com')\n<\/code><\/pre>\n<p>\u9019\u884c\u4ee3\u78bc\u5c07\u5275\u5efa\u4e00\u500b\u65b0\u7684User\u5be6\u4f8b\uff0c\u4e26\u81ea\u52d5\u5c07\u5176\u63d2\u5165\u5230\u6578\u64da\u5eab\u4e2d\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e8%a9%a2%e6%95%b8%e6%93%9a-ZucrSYyNIR\">\u67e5\u8a62\u6578\u64da<\/h2>\n<p>\u4f7f\u7528SQLObject\u67e5\u8a62\u6578\u64da\u4e5f\u975e\u5e38\u7c21\u55ae\u3002\u4ee5\u4e0b\u662f\u67e5\u8a62\u6240\u6709\u7528\u6236\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>users = User.select()\nfor user in users:\n    print(user.username, user.email)\n<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u5c07\u67e5\u8a62\u6240\u6709\u7528\u6236\u4e26\u6253\u5370\u51fa\u4ed6\u5011\u7684\u7528\u6236\u540d\u548c\u96fb\u5b50\u90f5\u4ef6\u5730\u5740\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ZucrSYyNIR\">\u7e3d\u7d50<\/h2>\n<p>\u4f7f\u7528SQLObject\u4f86\u5be6\u73fe\u6578\u64da\u5eab\u9023\u63a5\u548c\u64cd\u4f5c\u662f\u4e00\u500b\u9ad8\u6548\u4e14\u7c21\u55ae\u7684\u9078\u64c7\u3002\u901a\u904e\u5c0d\u8c61\u95dc\u4fc2\u6620\u5c04\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u5c08\u6ce8\u65bc\u696d\u52d9\u908f\u8f2f\uff0c\u800c\u4e0d\u5fc5\u904e\u591a\u95dc\u6ce8\u5e95\u5c64\u7684SQL\u8a9e\u53e5\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u9805\u76ee\u9084\u662f\u5927\u578b\u61c9\u7528\uff0cSQLObject\u90fd\u80fd\u63d0\u4f9b\u826f\u597d\u7684\u652f\u6301\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u90e8\u7f72\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u60a8\u7684\u6578\u64da\u5eab\u904b\u884c\u5728\u9ad8\u6548\u7684\u74b0\u5883\u4e2d\uff0c\u4e26\u7372\u5f97\u66f4\u597d\u7684\u6027\u80fd\u548c\u5b89\u5168\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528SQLObject\u5be6\u73fe\u7c21\u55ae\u7684\u6578\u64da\u5eab\u9023\u63a5\uff0c\u5feb\u901f\u4e0a\u624b\u6578\u64da\u64cd\u4f5c\uff0c\u63d0\u5347\u958b\u767c\u6548\u7387\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-185268","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185268","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=185268"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185268\/revisions"}],"predecessor-version":[{"id":185269,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185268\/revisions\/185269"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=185268"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=185268"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=185268"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}