{"id":97162,"date":"2024-10-20T15:31:16","date_gmt":"2024-10-20T07:31:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/97162\/"},"modified":"2024-10-20T15:31:17","modified_gmt":"2024-10-20T07:31:17","slug":"qt%e6%87%89%e7%94%a8%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9a%e5%a6%82%e4%bd%95%e9%80%b2%e8%a1%8c%e6%89%93%e5%8c%85%e8%99%95%e7%90%86%ef%bc%9f-qt%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/97162\/","title":{"rendered":"Qt\u61c9\u7528\u9023\u63a5\u6578\u64da\u5eab\uff1a\u5982\u4f55\u9032\u884c\u6253\u5305\u8655\u7406\uff1f (qt\u9023\u63a5\u6578\u64da\u5eab\u5982\u4f55\u6253\u5305)"},"content":{"rendered":"

Qt\u61c9\u7528\u9023\u63a5\u6578\u64da\u5eab\uff1a\u5982\u4f55\u9032\u884c\u6253\u5305\u8655\u7406\uff1f<\/h1>\n

\u5728\u73fe\u4eca\u7684\u8edf\u4ef6\u958b\u767c\u4e2d\uff0cQt\u4f5c\u70ba\u4e00\u500b\u8de8\u5e73\u53f0\u7684\u61c9\u7528\u7a0b\u5e8f\u6846\u67b6\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u684c\u9762\u548c\u79fb\u52d5\u61c9\u7528\u7684\u958b\u767c\u3002\u7576\u958b\u767c\u8005\u9700\u8981\u5c07Qt\u61c9\u7528\u7a0b\u5e8f\u9023\u63a5\u5230\u6578\u64da\u5eab\u6642\uff0c\u6253\u5305\u8655\u7406\u6210\u70ba\u4e00\u500b\u91cd\u8981\u7684\u6b65\u9a5f\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728Qt\u61c9\u7528\u4e2d\u9023\u63a5\u6578\u64da\u5eab\u4e26\u9032\u884c\u6253\u5305\u8655\u7406\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u548c\u90e8\u7f72\u5176\u61c9\u7528\u3002<\/p>\n

1. Qt\u8207\u6578\u64da\u5eab\u7684\u9023\u63a5<\/h2>\n

Qt\u652f\u6301\u591a\u7a2e\u6578\u64da\u5eab\uff0c\u5305\u62ecSQLite\u3001MySQL\u3001PostgreSQL\u7b49\u3002\u8981\u5728Qt\u4e2d\u9023\u63a5\u6578\u64da\u5eab\uff0c\u9996\u5148\u9700\u8981\u78ba\u4fdd\u5df2\u5b89\u88dd\u76f8\u61c9\u7684\u6578\u64da\u5eab\u9a45\u52d5\u3002\u4ee5\u4e0b\u662f\u9023\u63a5SQLite\u6578\u64da\u5eab\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n

QSqlDatabase db = QSqlDatabase::addDatabase(\"QSQLITE\");\ndb.setDatabaseName(\"example.db\");\n\nif (!db.open()) {\n    qDebug() << \"\u7121\u6cd5\u9023\u63a5\u5230\u6578\u64da\u5eab\uff1a\" << db.lastError().text();\n} else {\n    qDebug() << \"\u6210\u529f\u9023\u63a5\u5230\u6578\u64da\u5eab\uff01\";\n}\n<\/code><\/pre>\n
\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u9996\u5148\u6dfb\u52a0\u4e86\u4e00\u500bSQLite\u6578\u64da\u5eab\u7684\u9a45\u52d5\uff0c\u7136\u5f8c\u8a2d\u7f6e\u6578\u64da\u5eab\u7684\u540d\u7a31\uff0c\u6700\u5f8c\u5617\u8a66\u6253\u958b\u6578\u64da\u5eab\u3002\u5982\u679c\u9023\u63a5\u5931\u6557\uff0c\u5247\u6703\u8f38\u51fa\u932f\u8aa4\u4fe1\u606f\u3002<\/p>\n
2. \u6253\u5305Qt\u61c9\u7528\u7a0b\u5e8f<\/h2>\n
\u5728\u5b8c\u6210\u6578\u64da\u5eab\u9023\u63a5\u7684\u958b\u767c\u5f8c\uff0c\u4e0b\u4e00\u6b65\u662f\u5c07\u61c9\u7528\u7a0b\u5e8f\u6253\u5305\u3002\u9019\u4e00\u904e\u7a0b\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n
2.1 \u6e96\u5099\u74b0\u5883<\/h3>\n
\u78ba\u4fdd\u5728\u6253\u5305\u4e4b\u524d\uff0c\u6240\u6709\u7684\u4f9d\u8cf4\u9805\u548c\u8cc7\u6e90\u6587\u4ef6\u90fd\u5df2\u7d93\u6e96\u5099\u597d\u3002\u9019\u5305\u62ecQt\u5eab\u3001\u6578\u64da\u5eab\u9a45\u52d5\u548c\u4efb\u4f55\u5176\u4ed6\u9700\u8981\u7684\u8cc7\u6e90\u6587\u4ef6\u3002<\/p>\n
2.2 \u4f7f\u7528Qt\u5de5\u5177\u9032\u884c\u6253\u5305<\/h3>\n
Qt\u63d0\u4f9b\u4e86\u591a\u7a2e\u5de5\u5177\u4f86\u5e6b\u52a9\u958b\u767c\u8005\u6253\u5305\u61c9\u7528\u7a0b\u5e8f\u3002\u6700\u5e38\u7528\u7684\u5de5\u5177\u662f`windeployqt`\uff08Windows\uff09\u548c`macdeployqt`\uff08macOS\uff09\u3002\u9019\u4e9b\u5de5\u5177\u6703\u81ea\u52d5\u6aa2\u6e2c\u61c9\u7528\u7a0b\u5e8f\u7684\u4f9d\u8cf4\u9805\u4e26\u5c07\u5176\u8907\u88fd\u5230\u6307\u5b9a\u7684\u76ee\u9304\u4e2d\u3002<\/p>\n
windeployqt myapp.exe\n<\/code><\/pre>\n
\u57f7\u884c\u4e0a\u8ff0\u547d\u4ee4\u5f8c\uff0c`windeployqt`\u6703\u5c07\u6240\u6709\u5fc5\u8981\u7684Qt\u5eab\u548c\u63d2\u4ef6\u8907\u88fd\u5230`myapp.exe`\u6240\u5728\u7684\u76ee\u9304\u4e2d\u3002<\/p>\n
2.3 \u5305\u542b\u6578\u64da\u5eab\u6587\u4ef6<\/h3>\n
\u5982\u679c\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u4f7f\u7528\u4e86\u672c\u5730\u6578\u64da\u5eab\uff08\u5982SQLite\uff09\uff0c\u8acb\u78ba\u4fdd\u5c07\u6578\u64da\u5eab\u6587\u4ef6\uff08\u4f8b\u5982`example.db`\uff09\u5305\u542b\u5728\u6253\u5305\u7684\u76ee\u9304\u4e2d\u3002\u9019\u6a23\uff0c\u7576\u7528\u6236\u904b\u884c\u61c9\u7528\u7a0b\u5e8f\u6642\uff0c\u6578\u64da\u5eab\u6587\u4ef6\u5c07\u53ef\u7528\u3002<\/p>\n
2.4 \u6e2c\u8a66\u6253\u5305\u7684\u61c9\u7528\u7a0b\u5e8f<\/h3>\n
\u5728\u5b8c\u6210\u6253\u5305\u5f8c\uff0c\u5efa\u8b70\u5728\u4e0d\u540c\u7684\u74b0\u5883\u4e2d\u6e2c\u8a66\u61c9\u7528\u7a0b\u5e8f\uff0c\u4ee5\u78ba\u4fdd\u6240\u6709\u529f\u80fd\u6b63\u5e38\u904b\u884c\uff0c\u7279\u5225\u662f\u6578\u64da\u5eab\u9023\u63a5\u90e8\u5206\u3002\u9019\u53ef\u4ee5\u5e6b\u52a9\u53ca\u65e9\u767c\u73fe\u6f5b\u5728\u7684\u554f\u984c\u3002<\/p>\n
3. \u7e3d\u7d50<\/h2>\n
\u5728Qt\u61c9\u7528\u7a0b\u5e8f\u4e2d\u9023\u63a5\u6578\u64da\u5eab\u4e26\u9032\u884c\u6253\u5305\u8655\u7406\u662f\u4e00\u500b\u91cd\u8981\u7684\u904e\u7a0b\u3002\u901a\u904e\u6b63\u78ba\u7684\u6b65\u9a5f\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u78ba\u4fdd\u61c9\u7528\u7a0b\u5e8f\u7684\u7a69\u5b9a\u6027\u548c\u53ef\u7528\u6027\u3002\u7121\u8ad6\u662f\u4f7f\u7528SQLite\u9084\u662f\u5176\u4ed6\u6578\u64da\u5eab\uff0c\u4e86\u89e3\u5982\u4f55\u6709\u6548\u5730\u6253\u5305\u61c9\u7528\u7a0b\u5e8f\u90fd\u662f\u6210\u529f\u90e8\u7f72\u7684\u95dc\u9375\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u6258\u7ba1\u60a8\u7684Qt\u61c9\u7528\u7a0b\u5e8f\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u3002\u7121\u8ad6\u662f \u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e86\u89e3\u5982\u4f55\u5728Qt\u61c9\u7528\u4e2d\u9023\u63a5\u6578\u64da\u5eab\u4e26\u9032\u884c\u6253\u5305\u8655\u7406\uff0c\u78ba\u4fdd\u61c9\u7528\u7684\u5b8c\u6574\u6027\u8207\u53ef\u79fb\u690d\u6027\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-97162","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97162","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=97162"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97162\/revisions"}],"predecessor-version":[{"id":97163,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97162\/revisions\/97163"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=97162"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=97162"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=97162"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}