{"id":207893,"date":"2025-07-08T13:24:18","date_gmt":"2025-07-08T05:24:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/207893\/"},"modified":"2025-07-08T13:24:18","modified_gmt":"2025-07-08T05:24:18","slug":"%e4%bd%bf%e7%94%a8-firebasein%e8%bf%90%e7%ae%97%e7%ac%a6%e4%bc%9a%e5%af%bc%e8%87%b4%e9%94%99%e8%af%af","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/207893\/","title":{"rendered":"\u4f7f\u7528 firebase\u201cin\u201d\u8fd0\u7b97\u7b26\u4f1a\u5bfc\u81f4\u9519\u8bef"},"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>\u4f7f\u7528 firebase\u201cin\u201d\u8fd0\u7b97\u7b26\u4f1a\u5bfc\u81f4\u9519\u8bef<\/span><\/p>\n<p><span>\u6765\u6e90\uff1astackoverflow<\/span><br \/>\n<span>2024-04-26 14:45:35<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u77e5\u8bc6\u70b9\u638c\u63e1\u4e86\uff0c\u8fd8\u9700\u8981\u4e0d\u65ad\u7ec3\u4e60\u624d\u80fd\u719f\u7ec3\u8fd0\u7528\u3002\u4e0b\u9762\u7ed9\u5927\u5bb6\u5e26\u6765\u4e00\u4e2aGolang\u5f00\u53d1\u5b9e\u6218\uff0c\u624b\u628a\u624b\u6559\u5927\u5bb6\u5b66\u4e60\u300a\u4f7f\u7528 firebase\u201cin\u201d\u8fd0\u7b97\u7b26\u4f1a\u5bfc\u81f4\u9519\u8bef\u300b\uff0c\u5728\u5b9e\u73b0\u529f\u80fd\u7684\u8fc7\u7a0b\u4e2d\u4e5f\u5e26\u5927\u5bb6\u91cd\u65b0\u6e29\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6e29\u6545\u800c\u77e5\u65b0\uff0c\u56de\u5934\u770b\u770b\u8bf4\u4e0d\u5b9a\u53c8\u6709\u4e0d\u4e00\u6837\u7684\u611f\u609f\uff01<\/p>\n<p> \u95ee\u9898\u5185\u5bb9<br \/>\n <\/p>\n<p>\u4f7f\u7528 google firestore \u6570\u636e\u5e93\uff0c\u6211\u5c1d\u8bd5\u4f7f\u7528\u201cin\u201d\u8fd0\u7b97\u7b26\u67e5\u8be2\u96c6\u5408\u3002 <\/p>\n<p>\u6211\u5df2\u7ecf\u4ed4\u7ec6\u590d\u5236\u4e86 google \u7684\u793a\u4f8b\uff0c\u4f46\u6211\u7684\u4ee3\u7801\uff08\u4f7f\u7528 golang\uff09\u5bfc\u81f4\u9519\u8bef\u201cfirebase \u65e0\u6548\u8fd0\u7b97\u7b26\u201cin\u201d\u201d\u3002 <\/p>\n<pre>usernames := []string{\n        \"5nMUe1hWCu\",\n        \"5n_8e1hwCw\",\n        \"jnM831Qwuk\",\n    }\n\n    users := database.DB.Collection(\"User\")\n    q := users.Where(\"Username\", \"in\", usernames).Documents(config.CTX)\n\n    for {\n        doc, err := q.Next()\n        if err != nil {\n            t.Log(\"Throws error here:\", err.Error())\n        }\n    }\n\n\/\/ Error is --  invalid operator \"in\"<\/pre>\n<p>\u8fd9\u4e0e\u6b64\u5904\u7684\u793a\u4f8b\u4ee3\u7801\u5bc6\u5207\u76f8\u5173\uff1ahttps:\/\/firebase.google.com\/docs\/firestore\/query-data\/queries#array_membership<\/p>\n<p> <\/p>\n<h2>\u89e3\u51b3\u65b9\u6848<\/h2>\n<p> <\/p>\n<p>\u95ee\u9898\u662f\u6211\u6709\u4e00\u4e2a\u8fc7\u65f6\u7684 firebase \u5e93\u3002 <\/p>\n<p>\u7248\u672c v1.1.0 \u6dfb\u52a0\u4e86\u5bf9 <code>in<\/code> \u548c <code>array-contains-any<\/code> \u67e5\u8be2\u8fd0\u7b97\u7b26\u7684\u652f\u6301\u3002<\/p>\n<p>\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300a\u4f7f\u7528 firebase\u201cin\u201d\u8fd0\u7b97\u7b26\u4f1a\u5bfc\u81f4\u9519\u8bef\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":"<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-207893","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207893","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=207893"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207893\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=207893"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=207893"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=207893"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}