{"id":208011,"date":"2025-07-08T13:38:30","date_gmt":"2025-07-08T05:38:30","guid":{"rendered":"https:\/\/server.hk\/cnblog\/208011\/"},"modified":"2025-07-08T13:38:30","modified_gmt":"2025-07-08T05:38:30","slug":"%e9%a2%84%e6%9c%9f%e5%88%87%e7%89%87%e4%bd%86%e5%be%97%e5%88%b0%e6%8e%a5%e5%8f%a3","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/208011\/","title":{"rendered":"\u9884\u671f\u5207\u7247\u4f46\u5f97\u5230\u63a5\u53e3"},"content":{"rendered":"<p><b><\/b> <\/p>\n<p>\u5f53\u524d\u4f4d\u7f6e\uff1a <span>&gt;<\/span> <span>&gt;<\/span> <span>&gt;<\/span> <span>&gt;<\/span> <span>\u9884\u671f\u5207\u7247\u4f46\u5f97\u5230\u63a5\u53e3<\/span><\/p>\n<p><span>\u6765\u6e90\uff1astackoverflow<\/span><br \/>\n<span>2024-04-27 21:36:34<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>Golang\u5c0f\u767d\u4e00\u679a\uff0c\u6b63\u5728\u4e0d\u65ad\u5b66\u4e60\u79ef\u7d2f\u77e5\u8bc6\uff0c\u73b0\u5c06\u5b66\u4e60\u5230\u7684\u77e5\u8bc6\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4e5f\u662f\u5c06\u6211\u7684\u6240\u5f97\u5206\u4eab\u7ed9\u5927\u5bb6\uff01\u800c\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\u300a\u9884\u671f\u5207\u7247\u4f46\u5f97\u5230\u63a5\u53e3\u300b\u5e26\u5927\u5bb6\u6765\u4e86\u89e3\u4e00\u4e0b##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n<p><\/p>\n<p> \u95ee\u9898\u5185\u5bb9<br \/>\n <\/p>\n<p>\u6211\u6b63\u5728\u4f7f\u7528 sqlx \u5305\u8fdb\u884c\u6570\u636e\u5e93\u67e5\u8be2\u3002\u6211\u6b63\u5728\u5c1d\u8bd5\u4e3a\u6570\u636e\u5e93\u5305\u4e2d\u7684\u6240\u6709\u6a21\u578b\u521b\u5efa\u5168\u5c40 <code>select *<\/code><\/p>\n<pre>func findall(model interface{}, table string, db *sqlx.db) error {\n    err := db.select(&amp;model, \"select * from \"+table)\n    if err != nil {\n        return fmt.errorf(\"findall: %v\", err)\n    }\n    return nil\n}<\/pre>\n<p>\u6211\u5c31\u662f\u8fd9\u6837\u4f7f\u7528\u7684<\/p>\n<pre>albums := []Album{}\nerr := database.FindAll(albums, \"album\", a.DB)<\/pre>\n<p>\u4f46\u662f\u6211\u5f97\u5230\u4e86\u8fd9\u4e2a\u9519\u8bef\uff1a<code>expected slice \u4f46\u5f97\u5230\u4e86\u754c\u9762<\/code><\/p>\n<p>\u6211\u4e0d\u77e5\u9053\u5982\u4f55\u7ba1\u7406\u7b2c\u4e00\u4e2a\u6a21\u578b\u53c2\u6570\u4ee5\u4f7f\u5176\u9002\u7528\u4e8e\u4efb\u4f55\u6a21\u578b<\/p>\n<p> <\/p>\n<h2>\u6b63\u786e\u7b54\u6848<\/h2>\n<p> <\/p>\n<p>\u5728<code>findall()<\/code>\u5185\u90e8\uff0c<code>model<\/code>\u53c2\u6570\u662f<code>interface{}<\/code>\u7c7b\u578b\u3002\u60a8\u5c06 <code>[]album<\/code> \u7684\u503c\u4f20\u9012\u7ed9\u5b83\u3002\u5b83\u5df2\u7ecf\u5305\u88c5\u4e86\u4e00\u4e2a\u5207\u7247\u503c\u3002<\/p>\n<p><code>db.select()<\/code> \u8fd8\u9700\u8981\u4e00\u4e2a\u63a5\u53e3\u7c7b\u578b\u7684\u53c2\u6570\uff08\u76f8\u540c\u7684 <code>interace{}<\/code> \u7c7b\u578b\uff09\u3002\u5e76\u4e14\u60a8\u6709\u4e00\u4e2a\u6b63\u662f\u8fd9\u79cd\u7c7b\u578b\u7684\u63a5\u53e3\u503c\uff0c\u53ea\u9700\u6309\u539f\u6837\u4f20\u9012\u5b83\u5373\u53ef\uff1a<\/p>\n<pre>err := db.select(model, \"select * from \"+table)<\/pre>\n<p>\u5c3d\u7ba1\u8bf7\u6ce8\u610f\uff0c\u4e3a\u4e86\u4f7f <code>db.select()<\/code> \u80fd\u591f\u4fee\u6539\u5b83\uff0c\u5b83\u5fc5\u987b\u662f\u4e00\u4e2a\u6307\u9488\uff0c\u56e0\u6b64 <code>model<\/code> \u5e94\u8be5\u5305\u88c5\u4e00\u4e2a\u6307\u5411\u5207\u7247\u7684\u6307\u9488\uff0c\u800c\u4e0d\u4ec5\u4ec5\u662f\u4e00\u4e2a\u5207\u7247\u3002\u6240\u4ee5\u50cf\u8fd9\u6837\u8c03\u7528 <code>findall()<\/code> \uff1a<\/p>\n<pre>err := database.FindAll(&amp;albums, \"album\", a.DB)<\/pre>\n<p>\u5f53\u9700\u8981\u63a5\u53e3\u7c7b\u578b\u65f6\u4f20\u9012\u5177\u4f53\u7c7b\u578b\u7684\u503c\u65f6\uff0c\u5b83\u5c06\u88ab\u5305\u88c5\u5728\u63a5\u53e3\u503c\u4e2d\u3002<\/p>\n<p>\u4f20\u9012\u63a5\u53e3\u503c\u65f6\uff0c\u5982\u679c\u63a5\u53e3\u7c7b\u578b\u76f8\u540c\uff0c\u5219\u6309\u539f\u6837\u4f20\u9012\u3002\u5982\u679c\u662f\u4e0d\u540c\u7684\u63a5\u53e3\u7c7b\u578b\uff0c\u5219\u5176\u4e2d\u5b58\u50a8\u7684\u5177\u4f53\u503c\u5c06\u88ab\u5305\u88c5\uff08\u91cd\u65b0\u5305\u88c5\uff09\u5728\u9884\u671f\u63a5\u53e3\u7c7b\u578b\u7684\u63a5\u53e3\u503c\u4e2d\u3002<\/p>\n<p>\u5f53\u60a8\u4f20\u9012 <code>&amp;model<\/code> \u65f6\uff0c\u60a8\u4f20\u9012\u7684\u662f <code>*interface{}<\/code> \u7684\u503c\uff0c\u5373\u6307\u5411\u63a5\u53e3\u7c7b\u578b\u7684\u6307\u9488\u3002\u8fd9\u4e0d\u662f\u4e00\u4e2a\u63a5\u53e3\u7c7b\u578b\uff0c\u800c\u662f\u4e00\u4e2a\u5177\u4f53\u7c7b\u578b\uff0c\u56e0\u6b64\u8be5\u5177\u4f53\u7c7b\u578b\u5728\u4f20\u9012\u65f6\u5c06\u88ab\u5305\u88c5\u5728\u63a5\u53e3\u503c\u4e2d\u3002<\/p>\n<p>\u67e5\u770b\u76f8\u5173\u95ee\u9898\uff1a<\/p>\n<p>\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300a\u9884\u671f\u5207\u7247\u4f46\u5f97\u5230\u63a5\u53e3\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03Golang\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f53\u524d\u4f4d\u7f6e\uff1a &gt; &gt; &#46;&#46;&#46;<\/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-208011","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208011","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=208011"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208011\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=208011"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=208011"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=208011"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}