{"id":29769,"date":"2023-03-07T02:16:14","date_gmt":"2023-08-22T15:52:20","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%b0%9d%e8%af%95%e4%bd%bf%e7%94%a8mongodb%e5%ae%98%e6%96%b9%e7%9a%84go%e8%af%ad%e8%a8%80%e9%a9%b1%e5%8a%a8%e7%a8%8b%e5%ba%8f%ef%bc%881%ef%bc%89%e5%87%86%e5%a4%87%e5%92%8c%e6%8f%92%e5%85%a5%e6%95%b0\/"},"modified":"2025-08-12T15:48:31","modified_gmt":"2025-08-12T07:48:31","slug":"%e5%b0%9d%e8%af%95%e4%bd%bf%e7%94%a8mongodb%e5%ae%98%e6%96%b9%e7%9a%84go%e8%af%ad%e8%a8%80%e9%a9%b1%e5%8a%a8%e7%a8%8b%e5%ba%8f%ef%bc%881%ef%bc%89%e5%87%86%e5%a4%87%e5%92%8c%e6%8f%92%e5%85%a5%e6%95%b0","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%b0%9d%e8%af%95%e4%bd%bf%e7%94%a8mongodb%e5%ae%98%e6%96%b9%e7%9a%84go%e8%af%ad%e8%a8%80%e9%a9%b1%e5%8a%a8%e7%a8%8b%e5%ba%8f%ef%bc%881%ef%bc%89%e5%87%86%e5%a4%87%e5%92%8c%e6%8f%92%e5%85%a5%e6%95%b0\/","title":{"rendered":"\u5c1d\u8bd5\u4f7f\u7528MongoDB\u5b98\u65b9\u7684Go\u8bed\u8a00\u9a71\u52a8\u7a0b\u5e8f\uff081\uff09\u51c6\u5907\u548c\u63d2\u5165\u6570\u636e"},"content":{"rendered":"<p>\u7531\u4e8eMongoDB\u5b98\u65b9\u7684Go\u8bed\u8a00\u9a71\u52a8\u7a0b\u5e8fv1.0.0\u5728\u4e09\u6708\u4efd\u53d1\u5e03\uff0c\u6240\u4ee5\u6211\u4e5f\u8bd5\u7740\u4f7f\u7528\u5b83\u6765\u5b66\u4e60Go\u8bed\u8a00\u3002<br \/>\n\u94fe\u63a5\uff1ahttps:\/\/docs.mongodb.com\/ecosystem\/drivers\/go\/<\/p>\n<h1>\u6267\u884c\u73af\u5883<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Windows 10<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">go.12 windows\/amd64<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">MongoDB Community\u7248 4.0.7<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">MongoDB Go Driver 1.0.0<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Go\u30d1\u30c3\u30b1\u30fc\u30b8\u7ba1\u7406\u30c4\u30fc\u30eb dep<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u30a8\u30c7\u30a3\u30bf VS Code &amp; Go Extension<\/ul>\n<h1>\u524d\u63d0<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">MongoDB\u304c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Go\u8a00\u8a9e\u304c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b<\/ul>\n<h1>\u51c6\u5907\u597d\u4e86\u4e3a\u4e86\u8fdb\u884c\u4e8b\u52a1\u5904\u7406\uff0c\u5c06MongoDB\u4f5c\u4e3a\u4ec5\u6709\u4e00\u4e2a\u8282\u70b9\u7684\u526f\u672c\u96c6\u542f\u52a8\u3002<\/p>\n<h3>\u4ee5MongoDB\u526f\u672c\u96c6\u7684\u5f62\u5f0f\u542f\u52a8mongod\u3002<\/p>\n<pre class=\"post-pre\"><code>mongod <span class=\"nt\">--dbpath<\/span> db <span class=\"nt\">--replSet<\/span> repl\r\n<\/code><\/pre>\n<p>\u987a\u4fbf\u4e00\u63d0\uff0c\u5982\u679c\u5c06\u5176\u8bbe\u7f6e\u4e3a\u72ec\u7acb\u7684\u526f\u672c\u96c6\uff0c\u65e2\u53ef\u4ee5\u4f7f\u7528\u4e8b\u52a1\uff0c\u53c8\u53ef\u4ee5\u5728oplog\u4e2d\u4fdd\u7559\u66f4\u65b0\u5386\u53f2\u8bb0\u5f55\uff0c\u4ee5\u4fbf\u4ee5\u540e\u8fdb\u884c\u786e\u8ba4\uff0c\u975e\u5e38\u65b9\u4fbf\u3002<\/p>\n<h3>\u521d\u59cb\u5316MongoDB\u526f\u672c\u96c6<\/p>\n<pre class=\"post-pre\"><code>mongo\r\n<span class=\"o\">&gt;<\/span> rs.initiate<span class=\"o\">()<\/span>\r\n     \u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u308b\r\nrepl:SECONDARY&gt;\r\n     \u4f55\u56de\u304benter\u30ad\u30fc\u3092\u62bc\u3059\u3068SECONDARY\u304cPRIMARY\u306b\u5909\u308f\u308b\r\nrepl:PRIMARY&gt;\r\n<\/code><\/pre>\n<h3>\u5b89\u88c5dep<\/p>\n<pre class=\"post-pre\"><code>go get <span class=\"nt\">-u<\/span> github.com\/golang\/dep\/cmd\/dep\r\n<\/code><\/pre>\n<h3>\u521b\u5efaGo\u5e94\u7528\u7a0b\u5e8f\u7684\u6587\u4ef6\u5939%GOPATH%\\src\\mongo1 \u7684\u4e2d\u6587\u91ca\u4e49\u662f\u4ec0\u4e48\uff1f<\/p>\n<pre class=\"post-pre\"><code><span class=\"nb\">mkdir <\/span>mongo1\r\n<span class=\"nb\">cd <\/span>mongo1\r\ndep init\r\n<\/code><\/pre>\n<h3>\u521b\u5efa\u4e00\u4e2a\u5bfc\u5165\u4e86MongoDB Driver\u7684\u6e90\u6587\u4ef6(main.go)\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">package<\/span> <span class=\"n\">main<\/span>\r\n\r\n<span class=\"k\">import<\/span>  <span class=\"s\">\"go.mongodb.org\/mongo-driver\/mongo\"<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u5b89\u88c5Go\u8bed\u8a00\u9a71\u52a8\u6211\u4eec\u5148\u521b\u5efa\u4e0a\u8ff0\u7684main.go\u6587\u4ef6\uff0c\u7136\u540e\u8fdb\u884c\u5b89\u88c5\u3002<\/p>\n<pre class=\"post-pre\"><code>dep ensure <span class=\"nt\">-add<\/span> <span class=\"s2\">\"go.mongodb.org\/mongo-driver\/mongo@~1.0.0\"<\/span>\r\n<\/code><\/pre>\n<p>\u8bf7\u53c2\u8003 https:\/\/github.com\/mongodb\/mongo-go-driver \u7684\u5b89\u88c5\u6b65\u9aa4\u3002<\/p>\n<h1>\u521b\u5efa\u63d2\u5165\u6587\u6863\u7684\u65b9\u6cd5<\/p>\n<h3>\u6211\u5c06\u4ecb\u7ecd\u4e09\u79cd\u6587\u6863\u8868\u8fbe\u65b9\u6cd5\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">bson.D<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">bson.M<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u69cb\u9020\u4f53(struct) \u81ea\u5206\u3067\u5b9a\u7fa9\u3057\u307e\u3059<\/ul>\n<p>\u53e6\u5916\uff0c\u5728bson.D\u548cbson.M\u4e2d\uff0c\u82e5\u8981\u4f7f\u7528\u6570\u7ec4\uff0c\u8bf7\u4f7f\u7528bson.A\u3002<\/p>\n<p>\u4f7f\u7528\u4e0a\u8ff0\u7684\u65b9\u6cd5\u8868\u8fbeJSON\u5982\u4e0b\u6240\u793a<\/p>\n<pre class=\"post-pre\"><code><span class=\"p\">{<\/span><span class=\"nl\">\"str1\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"abc\"<\/span><span class=\"p\">,<\/span> <span class=\"nl\">\"num1\"<\/span><span class=\"p\">:<\/span><span class=\"mi\">1<\/span><span class=\"p\">,<\/span> <span class=\"nl\">\"str2\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"xyz\"<\/span><span class=\"p\">,<\/span> <span class=\"nl\">\"num2\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span><span class=\"mi\">2<\/span><span class=\"p\">,<\/span><span class=\"mi\">3<\/span><span class=\"p\">,<\/span><span class=\"mi\">4<\/span><span class=\"p\">],<\/span> <span class=\"nl\">\"subdoc\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span><span class=\"nl\">\"str\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"subdoc\"<\/span><span class=\"p\">,<\/span> <span class=\"nl\">\"num\"<\/span><span class=\"p\">:<\/span> <span class=\"mi\">987<\/span><span class=\"p\">},<\/span><span class=\"nl\">\"date\"<\/span><span class=\"p\">:<\/span> <span class=\"err\">\u73fe\u5728\u306e\u65e5\u4ed8<\/span><span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h4>bson.D = BSON\u5b57\u5178<\/p>\n<pre class=\"post-pre\"><code>    <span class=\"n\">bsonD<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">D<\/span><span class=\"p\">{<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"str1\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"abc\"<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"num1\"<\/span><span class=\"p\">,<\/span> <span class=\"m\">1<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"str2\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"xyz\"<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"num2\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">A<\/span><span class=\"p\">{<\/span><span class=\"m\">2<\/span><span class=\"p\">,<\/span><span class=\"m\">3<\/span><span class=\"p\">,<\/span><span class=\"m\">4<\/span><span class=\"p\">}},<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"subdoc\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">D<\/span><span class=\"p\">{{<\/span><span class=\"s\">\"str\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"subdoc\"<\/span><span class=\"p\">},<\/span> <span class=\"p\">{<\/span><span class=\"s\">\"num\"<\/span><span class=\"p\">,<\/span> <span class=\"m\">987<\/span><span class=\"p\">}}},<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"date\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Now<\/span><span class=\"p\">()},<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>bson.D\u662f\u4f7f\u7528primitive.D\u8868\u793a\u7684primitive.E\u7684\u5207\u7247\u3002<\/p>\n<h4>bson.M\u53ef\u4ee5\u4ee5\u539f\u59cb\u7684\u4e2d\u56fd\u65b9\u5f0f\u8fdb\u884c\u6539\u5199<\/p>\n<pre class=\"post-pre\"><code>    <span class=\"n\">bsonM<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">M<\/span><span class=\"p\">{<\/span>\r\n        <span class=\"s\">\"str1\"<\/span><span class=\"o\">:<\/span> <span class=\"s\">\"abc\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"s\">\"num1\"<\/span><span class=\"o\">:<\/span> <span class=\"m\">1<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"s\">\"str2\"<\/span><span class=\"o\">:<\/span> <span class=\"s\">\"xyz\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"s\">\"num2\"<\/span><span class=\"o\">:<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">A<\/span><span class=\"p\">{<\/span><span class=\"m\">2<\/span><span class=\"p\">,<\/span><span class=\"m\">3<\/span><span class=\"p\">,<\/span><span class=\"m\">4<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"s\">\"subdoc\"<\/span><span class=\"o\">:<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">M<\/span><span class=\"p\">{<\/span><span class=\"s\">\"str\"<\/span><span class=\"o\">:<\/span> <span class=\"s\">\"subdoc\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"num\"<\/span><span class=\"o\">:<\/span> <span class=\"m\">987<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"s\">\"date\"<\/span><span class=\"o\">:<\/span> <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Now<\/span><span class=\"p\">(),<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>bson.M \u662f primitive.M \u7684\u522b\u540d\uff0c\u5b83\u4ee5 map[string]interface{} \u7684\u5f62\u5f0f\u8868\u793a\u3002<\/p>\n<h3>bson.D\u548cbson.M\u7684\u4e3b\u8981\u533a\u522b\u662f\u4ec0\u4e48\uff1fbson.D\u4fdd\u8bc1\u4e86\u9879\u76ee\u7684\u987a\u5e8f\uff08str1\uff0cnum1\uff0cstr2\uff0cnum2\uff0csubdoc\uff0c\u65e5\u671f\uff09\uff0c\u4f46bson.M\u4e0d\u80fd\u4fdd\u8bc1\u9879\u76ee\u7684\u987a\u5e8f\u3002\u6211\u4f1a\u5728\u4e4b\u540e\u591a\u6b21\u6267\u884c\u63d2\u5165\u64cd\u4f5c\u6765\u786e\u8ba4\u3002<\/p>\n<p>\u5f53\u5728\u4f7f\u7528bson.M\u5b9a\u4e49\u5b50\u6587\u6863\uff08subdoc\uff09\u65f6\uff0c\u5982\u679c\u5b50\u6587\u6863\u5185\u7684\u9879\u76ee\u987a\u5e8f\u5f88\u91cd\u8981\uff0c\u6211\u4eec\u53ef\u4ee5\u5728bson.M\u5185\u90e8\u4f7f\u7528bson.D\u3002<\/p>\n<pre class=\"post-pre\"><code>    <span class=\"n\">bsonM<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">M<\/span><span class=\"p\">{<\/span>\r\n\r\n        <span class=\"s\">\"subdoc\"<\/span><span class=\"o\">:<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">D<\/span><span class=\"p\">{{<\/span><span class=\"s\">\"str\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"subdoc\"<\/span><span class=\"p\">},<\/span> <span class=\"p\">{<\/span><span class=\"s\">\"num\"<\/span><span class=\"p\">,<\/span> <span class=\"m\">987<\/span><span class=\"p\">}},<\/span>\r\n\r\n    <span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h4>\u69cb\u9020\u4f53(struct)<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">type<\/span> <span class=\"n\">myType<\/span> <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">Str1<\/span> <span class=\"kt\">string<\/span>\r\n    <span class=\"n\">Num1<\/span> <span class=\"kt\">int<\/span>\r\n    <span class=\"n\">Str2<\/span> <span class=\"kt\">string<\/span>\r\n    <span class=\"n\">Num2<\/span> <span class=\"p\">[]<\/span><span class=\"kt\">int<\/span>\r\n    <span class=\"n\">Subdoc<\/span> <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">Str<\/span> <span class=\"kt\">string<\/span>\r\n        <span class=\"n\">Num<\/span> <span class=\"kt\">int<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"n\">Date<\/span> <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Time<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>    <span class=\"n\">doc<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">myType<\/span><span class=\"p\">{<\/span>\r\n        <span class=\"s\">\"abc\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"m\">1<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"s\">\"xyz\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"p\">[]<\/span><span class=\"kt\">int<\/span><span class=\"p\">{<\/span><span class=\"m\">2<\/span><span class=\"p\">,<\/span> <span class=\"m\">3<\/span><span class=\"p\">,<\/span> <span class=\"m\">4<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"n\">Str<\/span> <span class=\"kt\">string<\/span>\r\n            <span class=\"n\">Num<\/span> <span class=\"kt\">int<\/span>\r\n        <span class=\"p\">}{<\/span><span class=\"s\">\"subdoc\"<\/span><span class=\"p\">,<\/span> <span class=\"m\">987<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Now<\/span><span class=\"p\">(),<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h1>MongoDB\u3078\u306eInsert\u51e6\u7406<br \/>\ncontext.WithTimeout\u306f\u4f7f\u3063\u3066\u3044\u307e\u305b\u3093<\/p>\n<p>ctx, _ := context.WithTimeout(context.Background(), 10*time.Second)<\/p>\n<p>Insert\u3059\u308b\u30c7\u30fc\u30bf\u306f\u54043\u30bf\u30a4\u30d7\u3054\u3068\u306b\u5c11\u3057\u5909\u3048\u3066\u3044\u307e\u3059<\/p>\n<p>bson.M\u306e\u30c7\u30fc\u30bf\u306b\u3064\u3066\u3044\u306f\u540c\u3058\u30c7\u30fc\u30bf\u309210\u56deinsert\u3057\u3066\u3044\u307e\u3059\u3002Insert\u3055\u308c\u305f\u9805\u76ee\u306e\u9806\u5e8f\u304c\u4fdd\u8a3c\u3055\u308c\u306a\u3044\u3053\u3068\u304c\u78ba\u304b\u3081\u3089\u308c\u308b\u3068\u601d\u3044\u307e\u3059<br \/>\n\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u51e6\u7406\u306f\u3057\u3066\u3044\u307e\u305b\u3093<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">package<\/span> <span class=\"n\">main<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"p\">(<\/span>\r\n    <span class=\"s\">\"context\"<\/span>\r\n    <span class=\"s\">\"log\"<\/span>\r\n    <span class=\"s\">\"time\"<\/span>\r\n\r\n    <span class=\"s\">\"go.mongodb.org\/mongo-driver\/bson\"<\/span>\r\n    <span class=\"s\">\"go.mongodb.org\/mongo-driver\/mongo\"<\/span>\r\n    <span class=\"s\">\"go.mongodb.org\/mongo-driver\/mongo\/options\"<\/span>\r\n<span class=\"p\">)<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">insertBsonD<\/span><span class=\"p\">(<\/span><span class=\"n\">col<\/span> <span class=\"o\">*<\/span><span class=\"n\">mongo<\/span><span class=\"o\">.<\/span><span class=\"n\">Collection<\/span><span class=\"p\">)<\/span> <span class=\"kt\">error<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">bsonD<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">D<\/span><span class=\"p\">{<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"str1\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"abc\"<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"num1\"<\/span><span class=\"p\">,<\/span> <span class=\"m\">1<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"str2\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"xyz\"<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"num2\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">A<\/span><span class=\"p\">{<\/span><span class=\"m\">2<\/span><span class=\"p\">,<\/span> <span class=\"m\">3<\/span><span class=\"p\">,<\/span> <span class=\"m\">4<\/span><span class=\"p\">}},<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"subdoc\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">D<\/span><span class=\"p\">{{<\/span><span class=\"s\">\"str\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"subdoc\"<\/span><span class=\"p\">},<\/span> <span class=\"p\">{<\/span><span class=\"s\">\"num\"<\/span><span class=\"p\">,<\/span> <span class=\"m\">987<\/span><span class=\"p\">}}},<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"date\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Now<\/span><span class=\"p\">()},<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"n\">_<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">col<\/span><span class=\"o\">.<\/span><span class=\"n\">InsertOne<\/span><span class=\"p\">(<\/span><span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">Background<\/span><span class=\"p\">(),<\/span> <span class=\"n\">bsonD<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">insertBsonM<\/span><span class=\"p\">(<\/span><span class=\"n\">col<\/span> <span class=\"o\">*<\/span><span class=\"n\">mongo<\/span><span class=\"o\">.<\/span><span class=\"n\">Collection<\/span><span class=\"p\">)<\/span> <span class=\"kt\">error<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">bsonM<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">M<\/span><span class=\"p\">{<\/span>\r\n        <span class=\"s\">\"str1\"<\/span><span class=\"o\">:<\/span> <span class=\"s\">\"efg\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"s\">\"num1\"<\/span><span class=\"o\">:<\/span> <span class=\"m\">11<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"s\">\"str2\"<\/span><span class=\"o\">:<\/span> <span class=\"s\">\"opq\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"s\">\"num2\"<\/span><span class=\"o\">:<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">A<\/span><span class=\"p\">{<\/span><span class=\"m\">12<\/span><span class=\"p\">,<\/span> <span class=\"m\">13<\/span><span class=\"p\">,<\/span> <span class=\"m\">14<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"s\">\"subdoc\"<\/span><span class=\"o\">:<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">M<\/span><span class=\"p\">{<\/span><span class=\"s\">\"str\"<\/span><span class=\"o\">:<\/span> <span class=\"s\">\"subdoc\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"num\"<\/span><span class=\"o\">:<\/span> <span class=\"m\">987<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"s\">\"date\"<\/span><span class=\"o\">:<\/span> <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Now<\/span><span class=\"p\">(),<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">for<\/span> <span class=\"n\">i<\/span> <span class=\"o\">:=<\/span> <span class=\"m\">0<\/span><span class=\"p\">;<\/span> <span class=\"n\">i<\/span> <span class=\"o\">&lt;<\/span> <span class=\"m\">10<\/span><span class=\"p\">;<\/span> <span class=\"n\">i<\/span><span class=\"o\">++<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">_<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">col<\/span><span class=\"o\">.<\/span><span class=\"n\">InsertOne<\/span><span class=\"p\">(<\/span><span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">Background<\/span><span class=\"p\">(),<\/span> <span class=\"n\">bsonM<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n        <span class=\"p\">}<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"no\">nil<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">type<\/span> <span class=\"n\">myType<\/span> <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">Str1<\/span> <span class=\"kt\">string<\/span>\r\n    <span class=\"n\">Num1<\/span> <span class=\"kt\">int<\/span>\r\n    <span class=\"n\">Str2<\/span> <span class=\"kt\">string<\/span>\r\n    <span class=\"n\">Num2<\/span> <span class=\"p\">[]<\/span><span class=\"kt\">int<\/span>\r\n    <span class=\"n\">Subdoc<\/span> <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">Str<\/span> <span class=\"kt\">string<\/span>\r\n        <span class=\"n\">Num<\/span> <span class=\"kt\">int<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"n\">Date<\/span> <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Time<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">insertStruct<\/span><span class=\"p\">(<\/span><span class=\"n\">col<\/span> <span class=\"o\">*<\/span><span class=\"n\">mongo<\/span><span class=\"o\">.<\/span><span class=\"n\">Collection<\/span><span class=\"p\">)<\/span> <span class=\"kt\">error<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">doc<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">myType<\/span><span class=\"p\">{<\/span>\r\n        <span class=\"s\">\"hij\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"m\">21<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"s\">\"rst\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"p\">[]<\/span><span class=\"kt\">int<\/span><span class=\"p\">{<\/span><span class=\"m\">22<\/span><span class=\"p\">,<\/span> <span class=\"m\">23<\/span><span class=\"p\">,<\/span> <span class=\"m\">24<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"n\">Str<\/span> <span class=\"kt\">string<\/span>\r\n            <span class=\"n\">Num<\/span> <span class=\"kt\">int<\/span>\r\n        <span class=\"p\">}{<\/span><span class=\"s\">\"subdoc\"<\/span><span class=\"p\">,<\/span> <span class=\"m\">987<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Now<\/span><span class=\"p\">(),<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"n\">_<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">col<\/span><span class=\"o\">.<\/span><span class=\"n\">InsertOne<\/span><span class=\"p\">(<\/span><span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">Background<\/span><span class=\"p\">(),<\/span> <span class=\"n\">doc<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">mainMain<\/span><span class=\"p\">()<\/span> <span class=\"kt\">error<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">client<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">mongo<\/span><span class=\"o\">.<\/span><span class=\"n\">NewClient<\/span><span class=\"p\">(<\/span><span class=\"n\">options<\/span><span class=\"o\">.<\/span><span class=\"n\">Client<\/span><span class=\"p\">()<\/span><span class=\"o\">.<\/span><span class=\"n\">ApplyURI<\/span><span class=\"p\">(<\/span><span class=\"s\">\"mongodb:\/\/localhost:27017\"<\/span><span class=\"p\">))<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">=<\/span> <span class=\"n\">client<\/span><span class=\"o\">.<\/span><span class=\"n\">Connect<\/span><span class=\"p\">(<\/span><span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">Background<\/span><span class=\"p\">());<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">defer<\/span> <span class=\"n\">client<\/span><span class=\"o\">.<\/span><span class=\"n\">Disconnect<\/span><span class=\"p\">(<\/span><span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">Background<\/span><span class=\"p\">())<\/span>\r\n\r\n    <span class=\"n\">col<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">client<\/span><span class=\"o\">.<\/span><span class=\"n\">Database<\/span><span class=\"p\">(<\/span><span class=\"s\">\"test\"<\/span><span class=\"p\">)<\/span><span class=\"o\">.<\/span><span class=\"n\">Collection<\/span><span class=\"p\">(<\/span><span class=\"s\">\"col\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">=<\/span> <span class=\"n\">insertBsonD<\/span><span class=\"p\">(<\/span><span class=\"n\">col<\/span><span class=\"p\">);<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">=<\/span> <span class=\"n\">insertBsonM<\/span><span class=\"p\">(<\/span><span class=\"n\">col<\/span><span class=\"p\">);<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">=<\/span> <span class=\"n\">insertStruct<\/span><span class=\"p\">(<\/span><span class=\"n\">col<\/span><span class=\"p\">);<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"no\">nil<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">mainMain<\/span><span class=\"p\">();<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Fatal<\/span><span class=\"p\">(<\/span><span class=\"n\">err<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"s\">\"normal end.\"<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u5f53\u4e0d\u60f3\u8981\u63d2\u5165\u7ed3\u6784\u4f53\u4e2d\u5b9a\u4e49\u7684\u67d0\u4e9b\u9879\u76ee\u65f6<br \/>\n\u4f8b\u3048\u3070str2\u3092Insert\u304b\u3089\u9664\u304f\u3068\u304d\u3001bson.D,bson.M\u306e\u3068\u304d\u306f\u30c7\u30fc\u30bf\u3092\u8ffd\u52a0\u3057\u306a\u3051\u308c\u3070Insert\u3055\u308c\u307e\u305b\u3093\u306e\u3067\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066str2\u306e\u9805\u76ee\u3092Insert\u3057\u305f\u308a\u3057\u306a\u304b\u3063\u305f\u308a\u3067\u304d\u307e\u3059\u3002\u69cb\u9020\u4f53\u306e\u5834\u5408\u306fstr2\u3092\u542b\u3080\u3082\u306e\u3068\u542b\u307e\u306a\u3044\u3082\u306e\u3092\uff12\u3064\u7528\u610f\u3059\u308c\u3070\u53ef\u80fd\u3067\u3059\u304c\u3001\uff11\u3064\u306e\u69cb\u9020\u4f53\u3067\u884c\u3046\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"n\">Str2<\/span> <span class=\"o\">*<\/span><span class=\"kt\">string<\/span> <span class=\"s\">\",omitempty\"<\/span> \r\n<span class=\"n\">\u307e\u305f\u306f<\/span>\r\n<span class=\"n\">Str2<\/span> <span class=\"o\">*<\/span><span class=\"kt\">string<\/span> <span class=\"s\">`bson:\",omitempty\"`<\/span> \r\n<\/code><\/pre>\n<p>str2\u3092string\u306e\u30dd\u30a4\u30f3\u30bf\u306b\u3057\u3066omitempty\u30bf\u30b0\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<br \/>\n\u30dd\u30a4\u30f3\u30bf\u306e\u5024\u304cnil\u3067\u3042\u308c\u3070Insert\u9805\u76ee\u304b\u3089\u9664\u304b\u308c\u307e\u3059\u3002\u3082\u3057omitempty\u30bf\u30b0\u304c\u7121\u304fnil\u306e\u3068\u304d\u306f&#8221;str2&#8243;:null\u3068\u3057\u3066Insert\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u69cb\u9020\u4f53\u306e\u30bf\u30b0\u306b\u3064\u3044\u3066\u306f\u6b21\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\nhttps:\/\/godoc.org\/go.mongodb.org\/mongo-driver\/bson\/bsoncodec#StructTagParserFunc<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">type<\/span> <span class=\"n\">myType<\/span> <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">Str1<\/span> <span class=\"kt\">string<\/span>\r\n    <span class=\"n\">Num1<\/span> <span class=\"kt\">int<\/span>\r\n    <span class=\"n\">Str2<\/span> <span class=\"o\">*<\/span><span class=\"kt\">string<\/span> <span class=\"s\">\",omitempty\"<\/span>\r\n    <span class=\"n\">Num2<\/span> <span class=\"p\">[]<\/span><span class=\"kt\">int<\/span>\r\n    <span class=\"n\">Subdoc<\/span> <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">Str<\/span> <span class=\"kt\">string<\/span>\r\n        <span class=\"n\">Num<\/span> <span class=\"kt\">int<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"n\">Date<\/span> <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Time<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">insertStruct<\/span><span class=\"p\">(<\/span><span class=\"n\">col<\/span> <span class=\"o\">*<\/span><span class=\"n\">mongo<\/span><span class=\"o\">.<\/span><span class=\"n\">Collection<\/span><span class=\"p\">)<\/span> <span class=\"kt\">error<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">doc<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">myType<\/span><span class=\"p\">{<\/span>\r\n        <span class=\"s\">\"hij\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"m\">21<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"no\">nil<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"p\">[]<\/span><span class=\"kt\">int<\/span><span class=\"p\">{<\/span><span class=\"m\">22<\/span><span class=\"p\">,<\/span> <span class=\"m\">23<\/span><span class=\"p\">,<\/span> <span class=\"m\">24<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"n\">Str<\/span> <span class=\"kt\">string<\/span>\r\n            <span class=\"n\">Num<\/span> <span class=\"kt\">int<\/span>\r\n        <span class=\"p\">}{<\/span><span class=\"s\">\"subdoc\"<\/span><span class=\"p\">,<\/span> <span class=\"m\">987<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Now<\/span><span class=\"p\">(),<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"c\">\/\/str2\u306finsert\u3055\u308c\u306a\u3044<\/span>\r\n    <span class=\"n\">_<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">col<\/span><span class=\"o\">.<\/span><span class=\"n\">InsertOne<\/span><span class=\"p\">(<\/span><span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">Background<\/span><span class=\"p\">(),<\/span> <span class=\"n\">doc<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"n\">doc<\/span> <span class=\"o\">=<\/span> <span class=\"n\">myType<\/span><span class=\"p\">{<\/span>\r\n        <span class=\"s\">\"hij\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"m\">21<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nb\">new<\/span><span class=\"p\">(<\/span><span class=\"kt\">string<\/span><span class=\"p\">),<\/span>\r\n        <span class=\"p\">[]<\/span><span class=\"kt\">int<\/span><span class=\"p\">{<\/span><span class=\"m\">22<\/span><span class=\"p\">,<\/span> <span class=\"m\">23<\/span><span class=\"p\">,<\/span> <span class=\"m\">24<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"n\">Str<\/span> <span class=\"kt\">string<\/span>\r\n            <span class=\"n\">Num<\/span> <span class=\"kt\">int<\/span>\r\n        <span class=\"p\">}{<\/span><span class=\"s\">\"subdoc\"<\/span><span class=\"p\">,<\/span> <span class=\"m\">987<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Now<\/span><span class=\"p\">(<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"o\">*<\/span><span class=\"n\">doc<\/span><span class=\"o\">.<\/span><span class=\"n\">Str2<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"rst\"<\/span>\r\n    <span class=\"c\">\/\/str2\u306f \"rst\"\u304cinsert\u3055\u308c\u308b<\/span>\r\n    <span class=\"n\">_<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">=<\/span> <span class=\"n\">col<\/span><span class=\"o\">.<\/span><span class=\"n\">InsertOne<\/span><span class=\"p\">(<\/span><span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">Background<\/span><span class=\"p\">(),<\/span> <span class=\"n\">doc<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>_id\u306e\u6271\u3044\u3068\u540c\u3058\u9805\u76ee\u306b\u8907\u6570\u30bf\u30a4\u30d7\u306e\u30c7\u30fc\u30bf\u3092\u5165\u308c\u305f\u3044\u3068\u304d<br \/>\n\u5f53_id\u5b57\u6bb5\u4e0d\u5b58\u5728\u65f6\uff0cMongoDB\u4f1a\u81ea\u52a8\u521b\u5efa\u4e00\u4e2aObjectId\u5e76\u8fdb\u884c\u6ce8\u518c\u3002\u5f53\u5728\u7ed3\u6784\u4f53\u4e2d\u5b9a\u4e49_id\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u6807\u7b7e\u5c06\u5b57\u6bb5\u547d\u540d\u4e3aID\u7b49\uff0c\u5e76\u4ee5_id\u4f5c\u4e3a\u6807\u8bc6\u3002ObjectId\u7684\u7c7b\u578b\u662fprimitive.ObjectID\uff0c\u4f46\u53ef\u4ee5\u4f7f\u7528\u4efb\u4f55\u559c\u6b22\u7684\u6570\u636e\u7c7b\u578b\uff0c\u5982string\u3001int\u7b49\u3002\u4ee5\u4e0b\u793a\u4f8b\u662f\u4f7f\u7528primitive.ObjectID\u7684\u8303\u4f8b\u3002<\/p>\n<p>\u4f8b\u3048\u3070str2\u306bstring, int\u306a\u3069\u8907\u6570\u30bf\u30a4\u30d7\u306e\u30c7\u30fc\u30bf\u3092\u5165\u308c\u305f\u3044\u3068\u304d\u306finterface{}\u3068\u3057\u3066\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">type<\/span> <span class=\"n\">myType<\/span> <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">ID<\/span>   <span class=\"n\">primitive<\/span><span class=\"o\">.<\/span><span class=\"n\">ObjectID<\/span> <span class=\"s\">\"_id\"<\/span>\r\n    <span class=\"n\">Str1<\/span> <span class=\"kt\">string<\/span>\r\n    <span class=\"n\">Num1<\/span> <span class=\"kt\">int<\/span>\r\n    <span class=\"n\">Str2<\/span> <span class=\"k\">interface<\/span><span class=\"p\">{}<\/span>  <span class=\"s\">\",omitempty\"<\/span>\r\n    <span class=\"n\">Num2<\/span> <span class=\"p\">[]<\/span><span class=\"kt\">int<\/span>\r\n    <span class=\"n\">Subdoc<\/span> <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">Str<\/span> <span class=\"kt\">string<\/span>\r\n        <span class=\"n\">Num<\/span> <span class=\"kt\">int<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"n\">Date<\/span> <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Time<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"n\">doc<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">myType<\/span><span class=\"p\">{<\/span>\r\n        <span class=\"n\">primitive<\/span><span class=\"o\">.<\/span><span class=\"n\">NewObjectID<\/span><span class=\"p\">(),<\/span>\r\n        <span class=\"s\">\"hij\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"m\">21<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"s\">\"rst\"<\/span><span class=\"p\">,<\/span> <span class=\"c\">\/\/string<\/span>\r\n        <span class=\"p\">[]<\/span><span class=\"kt\">int<\/span><span class=\"p\">{<\/span><span class=\"m\">22<\/span><span class=\"p\">,<\/span> <span class=\"m\">23<\/span><span class=\"p\">,<\/span> <span class=\"m\">24<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"n\">Str<\/span> <span class=\"kt\">string<\/span>\r\n            <span class=\"n\">Num<\/span> <span class=\"kt\">int<\/span>\r\n        <span class=\"p\">}{<\/span><span class=\"s\">\"subdoc\"<\/span><span class=\"p\">,<\/span> <span class=\"m\">987<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Now<\/span><span class=\"p\">(),<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"n\">doc2<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">myType<\/span><span class=\"p\">{<\/span>\r\n        <span class=\"n\">primitive<\/span><span class=\"o\">.<\/span><span class=\"n\">NewObjectID<\/span><span class=\"p\">(),<\/span>\r\n        <span class=\"s\">\"hij\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"m\">21<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"m\">567<\/span><span class=\"p\">,<\/span> <span class=\"c\">\/\/int<\/span>\r\n        <span class=\"p\">[]<\/span><span class=\"kt\">int<\/span><span class=\"p\">{<\/span><span class=\"m\">22<\/span><span class=\"p\">,<\/span> <span class=\"m\">23<\/span><span class=\"p\">,<\/span> <span class=\"m\">24<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"n\">Str<\/span> <span class=\"kt\">string<\/span>\r\n            <span class=\"n\">Num<\/span> <span class=\"kt\">int<\/span>\r\n        <span class=\"p\">}{<\/span><span class=\"s\">\"subdoc\"<\/span><span class=\"p\">,<\/span> <span class=\"m\">987<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Now<\/span><span class=\"p\">(),<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"n\">doc3<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">myType<\/span><span class=\"p\">{<\/span>\r\n        <span class=\"n\">primitive<\/span><span class=\"o\">.<\/span><span class=\"n\">NewObjectID<\/span><span class=\"p\">(),<\/span>\r\n        <span class=\"s\">\"hij\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"m\">21<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"no\">nil<\/span><span class=\"p\">,<\/span> <span class=\"c\">\/\/str2\u306f\",omitempty\"\u304c\u3042\u308b\u306e\u3067insert\u3055\u308c\u306a\u3044<\/span>\r\n        <span class=\"p\">[]<\/span><span class=\"kt\">int<\/span><span class=\"p\">{<\/span><span class=\"m\">22<\/span><span class=\"p\">,<\/span> <span class=\"m\">23<\/span><span class=\"p\">,<\/span> <span class=\"m\">24<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"n\">Str<\/span> <span class=\"kt\">string<\/span>\r\n            <span class=\"n\">Num<\/span> <span class=\"kt\">int<\/span>\r\n        <span class=\"p\">}{<\/span><span class=\"s\">\"subdoc\"<\/span><span class=\"p\">,<\/span> <span class=\"m\">987<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Now<\/span><span class=\"p\">(),<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u63d2\u5165\u591a\u4e2a<br \/>\nInsertMany\u306e\u5f15\u6570\u306f[]interface{}\u306a\u306e\u3067\u3001\u3044\u308d\u3044\u308d\u306a\u69cb\u9020\u306e\u30c7\u30fc\u30bf\u3092\u4e00\u5ea6\u306bInsert\u3068\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u4f8b\u306fbson.D,bson.M, struct\u3068\u306e\uff13\u30bf\u30a4\u30d7\u3067\u5b9a\u7fa9\u3055\u308c\u305f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u4e00\u5ea6\u306bInsert\u3059\u308b\u4f8b\u3067\u3059.<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">package<\/span> <span class=\"n\">main<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"p\">(<\/span>\r\n    <span class=\"s\">\"context\"<\/span>\r\n    <span class=\"s\">\"log\"<\/span>\r\n    <span class=\"s\">\"time\"<\/span>\r\n\r\n    <span class=\"s\">\"go.mongodb.org\/mongo-driver\/bson\"<\/span>\r\n    <span class=\"s\">\"go.mongodb.org\/mongo-driver\/mongo\"<\/span>\r\n    <span class=\"s\">\"go.mongodb.org\/mongo-driver\/mongo\/options\"<\/span>\r\n<span class=\"p\">)<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">makeBsonD<\/span><span class=\"p\">()<\/span> <span class=\"k\">interface<\/span><span class=\"p\">{}<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">D<\/span><span class=\"p\">{<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"str1\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"abc\"<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"num1\"<\/span><span class=\"p\">,<\/span> <span class=\"m\">1<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"str2\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"xyz\"<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"num2\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">A<\/span><span class=\"p\">{<\/span><span class=\"m\">2<\/span><span class=\"p\">,<\/span> <span class=\"m\">3<\/span><span class=\"p\">,<\/span> <span class=\"m\">4<\/span><span class=\"p\">}},<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"subdoc\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">D<\/span><span class=\"p\">{{<\/span><span class=\"s\">\"str\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"subdoc\"<\/span><span class=\"p\">},<\/span> <span class=\"p\">{<\/span><span class=\"s\">\"num\"<\/span><span class=\"p\">,<\/span> <span class=\"m\">987<\/span><span class=\"p\">}}},<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"date\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Now<\/span><span class=\"p\">()},<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">makeBsonM<\/span><span class=\"p\">()<\/span> <span class=\"k\">interface<\/span><span class=\"p\">{}<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">M<\/span><span class=\"p\">{<\/span>\r\n        <span class=\"s\">\"str1\"<\/span><span class=\"o\">:<\/span> <span class=\"s\">\"efg\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"s\">\"num1\"<\/span><span class=\"o\">:<\/span> <span class=\"m\">11<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"s\">\"str2\"<\/span><span class=\"o\">:<\/span> <span class=\"s\">\"opq\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"s\">\"num2\"<\/span><span class=\"o\">:<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">A<\/span><span class=\"p\">{<\/span><span class=\"m\">12<\/span><span class=\"p\">,<\/span> <span class=\"m\">13<\/span><span class=\"p\">,<\/span> <span class=\"m\">14<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"s\">\"subdoc\"<\/span><span class=\"o\">:<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">M<\/span><span class=\"p\">{<\/span><span class=\"s\">\"str\"<\/span><span class=\"o\">:<\/span> <span class=\"s\">\"subdoc\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"num\"<\/span><span class=\"o\">:<\/span> <span class=\"m\">987<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"s\">\"date\"<\/span><span class=\"o\">:<\/span> <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Now<\/span><span class=\"p\">(),<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">type<\/span> <span class=\"n\">myType<\/span> <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">Str1<\/span> <span class=\"kt\">string<\/span>\r\n    <span class=\"n\">Num1<\/span> <span class=\"kt\">int<\/span>\r\n    <span class=\"n\">Str2<\/span> <span class=\"kt\">string<\/span>\r\n    <span class=\"n\">Num2<\/span> <span class=\"p\">[]<\/span><span class=\"kt\">int<\/span>\r\n    <span class=\"n\">Subdoc<\/span> <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">Str<\/span> <span class=\"kt\">string<\/span>\r\n        <span class=\"n\">Num<\/span> <span class=\"kt\">int<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"n\">Date<\/span> <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Time<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">makeStruct<\/span><span class=\"p\">()<\/span> <span class=\"k\">interface<\/span><span class=\"p\">{}<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"n\">myType<\/span><span class=\"p\">{<\/span>\r\n        <span class=\"s\">\"hij\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"m\">21<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"s\">\"rst\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"p\">[]<\/span><span class=\"kt\">int<\/span><span class=\"p\">{<\/span><span class=\"m\">22<\/span><span class=\"p\">,<\/span> <span class=\"m\">23<\/span><span class=\"p\">,<\/span> <span class=\"m\">24<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"n\">Str<\/span> <span class=\"kt\">string<\/span>\r\n            <span class=\"n\">Num<\/span> <span class=\"kt\">int<\/span>\r\n        <span class=\"p\">}{<\/span><span class=\"s\">\"subdoc\"<\/span><span class=\"p\">,<\/span> <span class=\"m\">987<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Now<\/span><span class=\"p\">(),<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">mainMain<\/span><span class=\"p\">()<\/span> <span class=\"kt\">error<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">client<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">mongo<\/span><span class=\"o\">.<\/span><span class=\"n\">NewClient<\/span><span class=\"p\">(<\/span><span class=\"n\">options<\/span><span class=\"o\">.<\/span><span class=\"n\">Client<\/span><span class=\"p\">()<\/span><span class=\"o\">.<\/span><span class=\"n\">ApplyURI<\/span><span class=\"p\">(<\/span><span class=\"s\">\"mongodb:\/\/localhost:27017\"<\/span><span class=\"p\">))<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">=<\/span> <span class=\"n\">client<\/span><span class=\"o\">.<\/span><span class=\"n\">Connect<\/span><span class=\"p\">(<\/span><span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">Background<\/span><span class=\"p\">());<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">defer<\/span> <span class=\"n\">client<\/span><span class=\"o\">.<\/span><span class=\"n\">Disconnect<\/span><span class=\"p\">(<\/span><span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">Background<\/span><span class=\"p\">())<\/span>\r\n\r\n    <span class=\"n\">col<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">client<\/span><span class=\"o\">.<\/span><span class=\"n\">Database<\/span><span class=\"p\">(<\/span><span class=\"s\">\"test\"<\/span><span class=\"p\">)<\/span><span class=\"o\">.<\/span><span class=\"n\">Collection<\/span><span class=\"p\">(<\/span><span class=\"s\">\"col\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">insertDocuments<\/span> <span class=\"o\">:=<\/span> <span class=\"p\">[]<\/span><span class=\"k\">interface<\/span><span class=\"p\">{}{<\/span>\r\n        <span class=\"n\">makeBsonD<\/span><span class=\"p\">(),<\/span>\r\n        <span class=\"n\">makeBsonM<\/span><span class=\"p\">(),<\/span>\r\n        <span class=\"n\">makeStruct<\/span><span class=\"p\">(),<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"n\">_<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">=<\/span> <span class=\"n\">col<\/span><span class=\"o\">.<\/span><span class=\"n\">InsertMany<\/span><span class=\"p\">(<\/span><span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">Background<\/span><span class=\"p\">(),<\/span> <span class=\"n\">insertDocuments<\/span><span class=\"p\">)<\/span>\r\n\r\n    <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">mainMain<\/span><span class=\"p\">();<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Fatal<\/span><span class=\"p\">(<\/span><span class=\"n\">err<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"s\">\"normal end.\"<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h1>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u51e6\u7406\uff08Insert\u306e\u307f\u306e\u4f8b\uff09<br \/>\n\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u51e6\u7406\u3092\u884c\u3046\u306b\u306fclient.UseSession()\u3092\u4f7f\u3063\u3066\u30af\u30ed\u30fc\u30b8\u30e3\u5185\u3067StartTransaction()\u3067\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u51e6\u7406\u3092\u958b\u59cb\u3057\u307e\u3059\u3002 \u7d42\u4e86\u306fCommitTransaction()\u307e\u305f\u306fAbortTransaction()\u3092\u4f7f\u3063\u3066Insert\u3092\u78ba\u5b9a\u3059\u308b\u304b\u53d6\u308a\u6d88\u3059\u304b\u3092\u3057\u307e\u3059\u3002\u307e\u305fInsertOne\u306econtext.Context\u306b\u306fUseSession\u3067\u6e21\u3055\u308c\u305fmongo.SessionContext\u3092\u4f7f\u3044\u307e\u3059\u3002<br \/>\nctx.CommitTransaction(ctx)\u3092\u30b3\u30e1\u30f3\u30c8\u306b\u3057\u3066\u3001\u4ee3\u308f\u308a\u306b\u30b3\u30e1\u30f3\u30c8\u306b\u306a\u3063\u3066\u3044\u308bctx.AbortTransaction(ctx)\u3092\u6709\u52b9\u306b\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\uff11\u4ef6\u3082Insert\u3055\u308c\u306a\u3044\u306f\u305a\u3067\u3059\u3002<\/p>\n<p>\u6ce8\u610f\uff1a\u901a\u5e38\uff0c\u5982\u679c\u5728\u6ca1\u6709\u96c6\u5408\u5b58\u5728\u7684\u60c5\u51b5\u4e0b\u8fdb\u884c\u63d2\u5165\u64cd\u4f5c\uff0c\u5c06\u4f1a\u521b\u5efa\u4e00\u4e2a\u96c6\u5408\u3002\u4f46\u662f\uff0c\u5728\u4e8b\u52a1\u5904\u7406\u4e2d\u65e0\u6cd5\u521b\u5efa\u96c6\u5408\uff0c\u6240\u4ee5\u8bf7\u4e8b\u5148\u521b\u5efa\u597d\u96c6\u5408\u3002\u56e0\u6b64\uff0c\u5f53\u591a\u6b21\u91cd\u590d\u6d4b\u8bd5\u4e8b\u52a1\u5904\u7406\u65f6\uff0c\u8bf7\u4e0d\u8981\u4f7f\u7528db.col.drop()\u6765\u5220\u9664\u96c6\u5408\uff0c\u800c\u5e94\u8be5\u4f7f\u7528db.col.remove({})\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">package<\/span> <span class=\"n\">main<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"p\">(<\/span>\r\n    <span class=\"s\">\"context\"<\/span>\r\n    <span class=\"s\">\"log\"<\/span>\r\n    <span class=\"s\">\"time\"<\/span>\r\n\r\n    <span class=\"s\">\"go.mongodb.org\/mongo-driver\/bson\"<\/span>\r\n    <span class=\"s\">\"go.mongodb.org\/mongo-driver\/mongo\"<\/span>\r\n    <span class=\"s\">\"go.mongodb.org\/mongo-driver\/mongo\/options\"<\/span>\r\n<span class=\"p\">)<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">insertBsonD<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span> <span class=\"n\">mongo<\/span><span class=\"o\">.<\/span><span class=\"n\">SessionContext<\/span><span class=\"p\">,<\/span> <span class=\"n\">col<\/span> <span class=\"o\">*<\/span><span class=\"n\">mongo<\/span><span class=\"o\">.<\/span><span class=\"n\">Collection<\/span><span class=\"p\">)<\/span> <span class=\"kt\">error<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">bsonD<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">D<\/span><span class=\"p\">{<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"str1\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"abc\"<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"num1\"<\/span><span class=\"p\">,<\/span> <span class=\"m\">1<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"str2\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"xyz\"<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"num2\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">A<\/span><span class=\"p\">{<\/span><span class=\"m\">2<\/span><span class=\"p\">,<\/span> <span class=\"m\">3<\/span><span class=\"p\">,<\/span> <span class=\"m\">4<\/span><span class=\"p\">}},<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"subdoc\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">D<\/span><span class=\"p\">{{<\/span><span class=\"s\">\"str\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"subdoc\"<\/span><span class=\"p\">},<\/span> <span class=\"p\">{<\/span><span class=\"s\">\"num\"<\/span><span class=\"p\">,<\/span> <span class=\"m\">987<\/span><span class=\"p\">}}},<\/span>\r\n        <span class=\"p\">{<\/span><span class=\"s\">\"date\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Now<\/span><span class=\"p\">()},<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"n\">_<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">col<\/span><span class=\"o\">.<\/span><span class=\"n\">InsertOne<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span><span class=\"p\">,<\/span> <span class=\"n\">bsonD<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">insertBsonM<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span> <span class=\"n\">mongo<\/span><span class=\"o\">.<\/span><span class=\"n\">SessionContext<\/span><span class=\"p\">,<\/span> <span class=\"n\">col<\/span> <span class=\"o\">*<\/span><span class=\"n\">mongo<\/span><span class=\"o\">.<\/span><span class=\"n\">Collection<\/span><span class=\"p\">)<\/span> <span class=\"kt\">error<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">bsonM<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">M<\/span><span class=\"p\">{<\/span>\r\n        <span class=\"s\">\"str1\"<\/span><span class=\"o\">:<\/span> <span class=\"s\">\"efg\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"s\">\"num1\"<\/span><span class=\"o\">:<\/span> <span class=\"m\">11<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"s\">\"str2\"<\/span><span class=\"o\">:<\/span> <span class=\"s\">\"opq\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"s\">\"num2\"<\/span><span class=\"o\">:<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">A<\/span><span class=\"p\">{<\/span><span class=\"m\">12<\/span><span class=\"p\">,<\/span> <span class=\"m\">13<\/span><span class=\"p\">,<\/span> <span class=\"m\">14<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"s\">\"subdoc\"<\/span><span class=\"o\">:<\/span> <span class=\"n\">bson<\/span><span class=\"o\">.<\/span><span class=\"n\">M<\/span><span class=\"p\">{<\/span><span class=\"s\">\"str\"<\/span><span class=\"o\">:<\/span> <span class=\"s\">\"subdoc\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"num\"<\/span><span class=\"o\">:<\/span> <span class=\"m\">987<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"s\">\"date\"<\/span><span class=\"o\">:<\/span> <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Now<\/span><span class=\"p\">(),<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">for<\/span> <span class=\"n\">i<\/span> <span class=\"o\">:=<\/span> <span class=\"m\">0<\/span><span class=\"p\">;<\/span> <span class=\"n\">i<\/span> <span class=\"o\">&lt;<\/span> <span class=\"m\">10<\/span><span class=\"p\">;<\/span> <span class=\"n\">i<\/span><span class=\"o\">++<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">_<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">col<\/span><span class=\"o\">.<\/span><span class=\"n\">InsertOne<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span><span class=\"p\">,<\/span> <span class=\"n\">bsonM<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n        <span class=\"p\">}<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"no\">nil<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">type<\/span> <span class=\"n\">myType<\/span> <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">Str1<\/span> <span class=\"kt\">string<\/span>\r\n    <span class=\"n\">Num1<\/span> <span class=\"kt\">int<\/span>\r\n    <span class=\"n\">Str2<\/span> <span class=\"kt\">string<\/span>\r\n    <span class=\"n\">Num2<\/span> <span class=\"p\">[]<\/span><span class=\"kt\">int<\/span>\r\n    <span class=\"n\">Subdoc<\/span> <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">Str<\/span> <span class=\"kt\">string<\/span>\r\n        <span class=\"n\">Num<\/span> <span class=\"kt\">int<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"n\">Date<\/span> <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Time<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">insertStruct<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span> <span class=\"n\">mongo<\/span><span class=\"o\">.<\/span><span class=\"n\">SessionContext<\/span><span class=\"p\">,<\/span> <span class=\"n\">col<\/span> <span class=\"o\">*<\/span><span class=\"n\">mongo<\/span><span class=\"o\">.<\/span><span class=\"n\">Collection<\/span><span class=\"p\">)<\/span> <span class=\"kt\">error<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">doc<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">myType<\/span><span class=\"p\">{<\/span>\r\n        <span class=\"s\">\"hij\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"m\">21<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"s\">\"rst\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"p\">[]<\/span><span class=\"kt\">int<\/span><span class=\"p\">{<\/span><span class=\"m\">22<\/span><span class=\"p\">,<\/span> <span class=\"m\">23<\/span><span class=\"p\">,<\/span> <span class=\"m\">24<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"n\">Str<\/span> <span class=\"kt\">string<\/span>\r\n            <span class=\"n\">Num<\/span> <span class=\"kt\">int<\/span>\r\n        <span class=\"p\">}{<\/span><span class=\"s\">\"subdoc\"<\/span><span class=\"p\">,<\/span> <span class=\"m\">987<\/span><span class=\"p\">},<\/span>\r\n        <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Now<\/span><span class=\"p\">(),<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"n\">_<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">col<\/span><span class=\"o\">.<\/span><span class=\"n\">InsertOne<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span><span class=\"p\">,<\/span> <span class=\"n\">doc<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">mainMain<\/span><span class=\"p\">()<\/span> <span class=\"kt\">error<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">client<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">mongo<\/span><span class=\"o\">.<\/span><span class=\"n\">NewClient<\/span><span class=\"p\">(<\/span><span class=\"n\">options<\/span><span class=\"o\">.<\/span><span class=\"n\">Client<\/span><span class=\"p\">()<\/span><span class=\"o\">.<\/span><span class=\"n\">ApplyURI<\/span><span class=\"p\">(<\/span><span class=\"s\">\"mongodb:\/\/localhost:27017\"<\/span><span class=\"p\">))<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">=<\/span> <span class=\"n\">client<\/span><span class=\"o\">.<\/span><span class=\"n\">Connect<\/span><span class=\"p\">(<\/span><span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">Background<\/span><span class=\"p\">());<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">defer<\/span> <span class=\"n\">client<\/span><span class=\"o\">.<\/span><span class=\"n\">Disconnect<\/span><span class=\"p\">(<\/span><span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">Background<\/span><span class=\"p\">())<\/span>\r\n\r\n    <span class=\"n\">col<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">client<\/span><span class=\"o\">.<\/span><span class=\"n\">Database<\/span><span class=\"p\">(<\/span><span class=\"s\">\"test\"<\/span><span class=\"p\">)<\/span><span class=\"o\">.<\/span><span class=\"n\">Collection<\/span><span class=\"p\">(<\/span><span class=\"s\">\"col\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">err<\/span> <span class=\"o\">=<\/span> <span class=\"n\">client<\/span><span class=\"o\">.<\/span><span class=\"n\">UseSession<\/span><span class=\"p\">(<\/span>\r\n        <span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">Background<\/span><span class=\"p\">(),<\/span>\r\n        <span class=\"k\">func<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span> <span class=\"n\">mongo<\/span><span class=\"o\">.<\/span><span class=\"n\">SessionContext<\/span><span class=\"p\">)<\/span> <span class=\"kt\">error<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"k\">var<\/span> <span class=\"n\">err2<\/span> <span class=\"kt\">error<\/span>\r\n            <span class=\"c\">\/\/\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u51e6\u7406\u306e\u958b\u59cb<\/span>\r\n            <span class=\"k\">if<\/span> <span class=\"n\">err2<\/span> <span class=\"o\">=<\/span> <span class=\"n\">ctx<\/span><span class=\"o\">.<\/span><span class=\"n\">StartTransaction<\/span><span class=\"p\">();<\/span> <span class=\"n\">err2<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n                <span class=\"k\">return<\/span> <span class=\"n\">err2<\/span>\r\n            <span class=\"p\">}<\/span> <span class=\"k\">else<\/span> <span class=\"k\">if<\/span> <span class=\"n\">err2<\/span> <span class=\"o\">=<\/span> <span class=\"n\">insertBsonD<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span><span class=\"p\">,<\/span> <span class=\"n\">col<\/span><span class=\"p\">);<\/span> <span class=\"n\">err2<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"p\">}<\/span> <span class=\"k\">else<\/span> <span class=\"k\">if<\/span> <span class=\"n\">err2<\/span> <span class=\"o\">=<\/span> <span class=\"n\">insertBsonM<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span><span class=\"p\">,<\/span> <span class=\"n\">col<\/span><span class=\"p\">);<\/span> <span class=\"n\">err2<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"p\">}<\/span> <span class=\"k\">else<\/span> <span class=\"k\">if<\/span> <span class=\"n\">err2<\/span> <span class=\"o\">=<\/span> <span class=\"n\">insertStruct<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span><span class=\"p\">,<\/span> <span class=\"n\">col<\/span><span class=\"p\">);<\/span> <span class=\"n\">err2<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"p\">}<\/span>\r\n            <span class=\"k\">if<\/span> <span class=\"n\">err2<\/span> <span class=\"o\">==<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n                <span class=\"n\">ctx<\/span><span class=\"o\">.<\/span><span class=\"n\">CommitTransaction<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span><span class=\"p\">)<\/span>\r\n                <span class=\"c\">\/\/ctx.AbortTransaction(ctx)<\/span>\r\n            <span class=\"p\">}<\/span> <span class=\"k\">else<\/span> <span class=\"p\">{<\/span>\r\n                <span class=\"n\">ctx<\/span><span class=\"o\">.<\/span><span class=\"n\">AbortTransaction<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span><span class=\"p\">)<\/span>\r\n            <span class=\"p\">}<\/span>\r\n            <span class=\"k\">return<\/span> <span class=\"n\">err2<\/span>\r\n        <span class=\"p\">})<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">mainMain<\/span><span class=\"p\">();<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Fatal<\/span><span class=\"p\">(<\/span><span class=\"n\">err<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"s\">\"normal end.\"<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u4f7f\u7528mongo.WithSession\u8fdb\u884c\u4e8b\u52a1\u64cd\u4f5c<br \/>\n\u53ea\u5199\u4e0bmainMain()\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">func<\/span> <span class=\"n\">mainMain<\/span><span class=\"p\">()<\/span> <span class=\"kt\">error<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">client<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">mongo<\/span><span class=\"o\">.<\/span><span class=\"n\">NewClient<\/span><span class=\"p\">(<\/span><span class=\"n\">options<\/span><span class=\"o\">.<\/span><span class=\"n\">Client<\/span><span class=\"p\">()<\/span><span class=\"o\">.<\/span><span class=\"n\">ApplyURI<\/span><span class=\"p\">(<\/span><span class=\"s\">\"mongodb:\/\/localhost:27017\"<\/span><span class=\"p\">))<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">=<\/span> <span class=\"n\">client<\/span><span class=\"o\">.<\/span><span class=\"n\">Connect<\/span><span class=\"p\">(<\/span><span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">Background<\/span><span class=\"p\">());<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">defer<\/span> <span class=\"n\">client<\/span><span class=\"o\">.<\/span><span class=\"n\">Disconnect<\/span><span class=\"p\">(<\/span><span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">Background<\/span><span class=\"p\">())<\/span>\r\n\r\n    <span class=\"n\">col<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">client<\/span><span class=\"o\">.<\/span><span class=\"n\">Database<\/span><span class=\"p\">(<\/span><span class=\"s\">\"test\"<\/span><span class=\"p\">)<\/span><span class=\"o\">.<\/span><span class=\"n\">Collection<\/span><span class=\"p\">(<\/span><span class=\"s\">\"col\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">sess<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">client<\/span><span class=\"o\">.<\/span><span class=\"n\">StartSession<\/span><span class=\"p\">()<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"n\">err<\/span> <span class=\"o\">=<\/span> <span class=\"n\">mongo<\/span><span class=\"o\">.<\/span><span class=\"n\">WithSession<\/span><span class=\"p\">(<\/span>\r\n        <span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">Background<\/span><span class=\"p\">(),<\/span>\r\n        <span class=\"n\">sess<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"k\">func<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span> <span class=\"n\">mongo<\/span><span class=\"o\">.<\/span><span class=\"n\">SessionContext<\/span><span class=\"p\">)<\/span> <span class=\"kt\">error<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"k\">var<\/span> <span class=\"n\">err2<\/span> <span class=\"kt\">error<\/span>\r\n            <span class=\"c\">\/\/\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u51e6\u7406\u306e\u958b\u59cb<\/span>\r\n            <span class=\"k\">if<\/span> <span class=\"n\">err2<\/span> <span class=\"o\">=<\/span> <span class=\"n\">ctx<\/span><span class=\"o\">.<\/span><span class=\"n\">StartTransaction<\/span><span class=\"p\">();<\/span> <span class=\"n\">err2<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n                <span class=\"k\">return<\/span> <span class=\"n\">err2<\/span>\r\n            <span class=\"p\">}<\/span> <span class=\"k\">else<\/span> <span class=\"k\">if<\/span> <span class=\"n\">err2<\/span> <span class=\"o\">=<\/span> <span class=\"n\">insertBsonD<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span><span class=\"p\">,<\/span> <span class=\"n\">col<\/span><span class=\"p\">);<\/span> <span class=\"n\">err2<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"p\">}<\/span> <span class=\"k\">else<\/span> <span class=\"k\">if<\/span> <span class=\"n\">err2<\/span> <span class=\"o\">=<\/span> <span class=\"n\">insertBsonM<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span><span class=\"p\">,<\/span> <span class=\"n\">col<\/span><span class=\"p\">);<\/span> <span class=\"n\">err2<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"p\">}<\/span> <span class=\"k\">else<\/span> <span class=\"k\">if<\/span> <span class=\"n\">err2<\/span> <span class=\"o\">=<\/span> <span class=\"n\">insertStruct<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span><span class=\"p\">,<\/span> <span class=\"n\">col<\/span><span class=\"p\">);<\/span> <span class=\"n\">err2<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"p\">}<\/span>\r\n            <span class=\"k\">if<\/span> <span class=\"n\">err2<\/span> <span class=\"o\">==<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n                <span class=\"n\">ctx<\/span><span class=\"o\">.<\/span><span class=\"n\">CommitTransaction<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span><span class=\"p\">)<\/span>\r\n                <span class=\"c\">\/\/ctx.AbortTransaction(ctx)<\/span>\r\n            <span class=\"p\">}<\/span> <span class=\"k\">else<\/span> <span class=\"p\">{<\/span>\r\n                <span class=\"n\">ctx<\/span><span class=\"o\">.<\/span><span class=\"n\">AbortTransaction<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span><span class=\"p\">)<\/span>\r\n            <span class=\"p\">}<\/span>\r\n            <span class=\"k\">return<\/span> <span class=\"n\">err2<\/span>\r\n        <span class=\"p\">})<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"n\">err<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<hr \/>\n<p>\u6211\u8ba1\u5212\u5728\u4e0b\u4e00\u7bc7\u6587\u7ae0\u4e2d\u8fdb\u884cFind\u5904\u7406\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7531\u4e8eMongoDB\u5b98\u65b9\u7684Go\u8bed\u8a00\u9a71\u52a8\u7a0b\u5e8fv1.0.0\u5728\u4e09\u6708\u4efd\u53d1\u5e03\uff0c\u6240\u4ee5\u6211\u4e5f\u8bd5\u7740\u4f7f\u7528\u5b83\u6765\u5b66\u4e60Go\u8bed\u8a00\u3002 \u94fe\u63a5\uff1ah [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-29769","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u5c1d\u8bd5\u4f7f\u7528MongoDB\u5b98\u65b9\u7684Go\u8bed\u8a00\u9a71\u52a8\u7a0b\u5e8f\uff081\uff09\u51c6\u5907\u548c\u63d2\u5165\u6570\u636e - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u5173\u4e8e\u5c1d\u8bd5\u4f7f\u7528MongoDB\u5b98\u65b9\u7684Go\u8bed\u8a00\u9a71\u52a8\u7a0b\u5e8f\uff081\uff09\u51c6\u5907\u548c\u63d2\u5165\u6570\u636e\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u5c1d\u8bd5\u4f7f\u7528mongodb\u5b98\u65b9\u7684go\u8bed\u8a00\u9a71\u52a8\u7a0b\u5e8f\uff081\uff09\u51c6\u5907\u548c\u63d2\u5165\u6570\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u5c1d\u8bd5\u4f7f\u7528MongoDB\u5b98\u65b9\u7684Go\u8bed\u8a00\u9a71\u52a8\u7a0b\u5e8f\uff081\uff09\u51c6\u5907\u548c\u63d2\u5165\u6570\u636e\" \/>\n<meta property=\"og:description\" content=\"\u5173\u4e8e\u5c1d\u8bd5\u4f7f\u7528MongoDB\u5b98\u65b9\u7684Go\u8bed\u8a00\u9a71\u52a8\u7a0b\u5e8f\uff081\uff09\u51c6\u5907\u548c\u63d2\u5165\u6570\u636e\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u5c1d\u8bd5\u4f7f\u7528mongodb\u5b98\u65b9\u7684go\u8bed\u8a00\u9a71\u52a8\u7a0b\u5e8f\uff081\uff09\u51c6\u5907\u548c\u63d2\u5165\u6570\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-08-22T15:52:20+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-12T07:48:31+00:00\" \/>\n<meta name=\"author\" content=\"\u6e05, \u626c\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta 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