{"id":29387,"date":"2023-08-01T07:36:46","date_gmt":"2023-03-26T11:23:34","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8mongodb-com%e5%ae%98%e6%96%b9%e7%9a%84go%e9%a9%b1%e5%8a%a8%e7%a8%8b%e5%ba%8f%e8%bf%9b%e8%a1%8c%e5%9f%ba%e6%9c%ac%e6%93%8d%e4%bd%9c\/"},"modified":"2025-08-12T13:51:59","modified_gmt":"2025-08-12T05:51:59","slug":"%e4%bd%bf%e7%94%a8mongodb-com%e5%ae%98%e6%96%b9%e7%9a%84go%e9%a9%b1%e5%8a%a8%e7%a8%8b%e5%ba%8f%e8%bf%9b%e8%a1%8c%e5%9f%ba%e6%9c%ac%e6%93%8d%e4%bd%9c","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8mongodb-com%e5%ae%98%e6%96%b9%e7%9a%84go%e9%a9%b1%e5%8a%a8%e7%a8%8b%e5%ba%8f%e8%bf%9b%e8%a1%8c%e5%9f%ba%e6%9c%ac%e6%93%8d%e4%bd%9c\/","title":{"rendered":"\u4f7f\u7528MongoDB.com\u5b98\u65b9\u7684Go\u9a71\u52a8\u7a0b\u5e8f\u8fdb\u884c\u57fa\u672c\u64cd\u4f5c"},"content":{"rendered":"

\u6709\u5f88\u591a\u4f7f\u7528Mgo\u7684\u4f8b\u5b50\uff0c\u4f46\u662f\u7528\u5b98\u65b9\u7684MongoDB.com\u9a71\u52a8\u7a0b\u5e8f\u7684\u4f8b\u5b50\u5f88\u5c11\u3002\u6211\u89c9\u5f97\u4e3a\u4e86\u672a\u6765\u7684\u81ea\u5df1\uff0c\u6211\u5e94\u8be5\u8bb0\u4e0b\u6765\u3002\u6211\u4ee5StackOverflow\u7684\u6807\u7b7e\u4e3a\u51c6\uff0c\u5c06\u5176\u547d\u540d\u4e3amongo-go\u3002<\/p>\n

\u6211\u5df2\u5c06\u672c\u6b21\u7684\u6e90\u4ee3\u7801\u653e\u5728https:\/\/github.com\/mkiuchi\/go-mongo-driver-example\u3002<\/p>\n

Mgo\u4e0e\u5b98\u65b9\u9a71\u52a8\u7a0b\u5e8f\u7684\u5dee\u5f02\u53ca\u4fe1\u606f\u6765\u6e90\u7684\u76f8\u5173\u4fe1\u606f\u3002\u6211\u6c92\u6709\u67e5\u904e\uff0c\u6240\u4ee5\u4e0d\u592a\u6e05\u695a\u3002\u96d6\u7136\u5728\u5b98\u65b9\u6709\u7a0d\u5fae\u63d0\u5230\uff0c\u4f46\u6211\u4e26\u4e0d\u6253\u7b97\u904e\u591a\u8a0e\u8ad6\u9019\u500b\u554f\u984c\uff0c\u6240\u4ee5\u5982\u679c\u4f60\u5c0d\u6b64\u6709\u8208\u8da3\uff0c\u8acb\u81ea\u884c\u89e3\u6c7a\u3002<\/p>\n

\u8bf7\u67e5\u770bMongoDB.com\u7684\u9a71\u52a8\u7a0b\u5e8f\u9875\u9762\u4ee5\u83b7\u53d6\u6709\u5173\u5b98\u65b9\u9a71\u52a8\u7a0b\u5e8f\u7684\u4fe1\u606f\u3002\u76ee\u524d\u6700\u65b0\u7248\u672c\u4e3a1.0.3\u3002\u5c3d\u7ba1\u6211\u8ba4\u4e3aGoDoc\u548c\u6559\u7a0b\u53ef\u80fd\u662f\u60a8\u6700\u5e38\u770b\u5230\u7684\u8d44\u6e90\uff0c\u4f46\u5b83\u4eec\u5728\u8be6\u7ec6\u7a0b\u5ea6\u4e0a\u7f3a\u4e4f\u4e00\u4e9b\u5185\u5bb9\u3002\u8fd9\u4e5f\u662f\u6211\u51b3\u5b9a\u64b0\u5199\u8fd9\u7bc7\u6587\u7ae0\u7684\u539f\u56e0\u4e4b\u4e00\u3002<\/p>\n

\u5c31\u50cf\u6211\u4e4b\u524d\u8bf4\u7684\u90a3\u6837\uff0c\u4ece\u6211\u4e2a\u4eba\u770b\u6765\uff0cStackOverflow\u662f\u6211\u89c1\u8fc7\u7684\u6700\u597d\u7684\u4fe1\u606f\u6765\u6e90\uff0c\u867d\u7136\u5f88\u591a\u65f6\u5019\u7f3a\u4e4f\u4e92\u52a8\uff0c\u8bf4\u5b9e\u8bdd\u4e0d\u592a\u53ef\u9760\uff0c\u4f46\u8bf7\u5927\u5bb6\u81ea\u5df1\u52aa\u529b\u53bb\u627e\u7b54\u6848\u3002<\/p>\n

\u5b89\u88c5\u6309\u7167\u516c\u5f0f\u7684\u6307\u793a\u64cd\u4f5c\u5373\u53ef\u5b89\u88c5\u3002\u7531\u4e8e\u6211\u7684\u60c5\u51b5dep\u65e0\u6cd5\u6b63\u5e38\u5de5\u4f5c\uff0c\u6240\u4ee5\u6211\u9009\u62e9\u4f7f\u7528go get\u5b89\u88c5\u3002<\/p>\n
$ <\/span>dep ensure -add<\/span> \"go.mongodb.org\/mongo-driver\/mongo@~1.0.0\"<\/span>\r\n<\/code><\/pre>\n
$ <\/span>go get -u<\/span> \"go.mongodb.org\/mongo-driver\/mongo\"<\/span>\r\n$ <\/span>go get \"go.mongodb.org\/mongo-driver\/bsontype\"<\/span>\r\n<\/code><\/pre>\n
\u8fde\u63a5\u7528\u4ee5\u4e0b\u7684\u65b9\u6cd5\u6765\u505a\u3002\u4ee5\u4e0b\u7684\u793a\u4f8b\u4e2d\uff0c\u68c0\u67e5\u6570\u636e\u5e93\u8fde\u63a5\u5e76\u8f93\u51fa\u7ed3\u679c\u3002<\/p>\n
package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"context\"<\/span>\r\n    \"fmt\"<\/span>\r\n    \"time\"<\/span>\r\n\r\n    \"go.mongodb.org\/mongo-driver\/mongo\"<\/span>\r\n    \"go.mongodb.org\/mongo-driver\/mongo\/options\"<\/span>\r\n    \"go.mongodb.org\/mongo-driver\/mongo\/readpref\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    \/\/ \u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306e\u4f5c\u6210<\/span>\r\n    \/\/   - \u30d0\u30c3\u30af\u30b0\u30e9\u30a6\u30f3\u30c9\u3067\u63a5\u7d9a\u3059\u308b\u3002\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u306f10\u79d2<\/span>\r\n    ctx<\/span>,<\/span> cancel<\/span> :=<\/span> context<\/span>.<\/span>WithTimeout<\/span>(<\/span>context<\/span>.<\/span>Background<\/span>(),<\/span> 10<\/span>*<\/span>time<\/span>.<\/span>Second<\/span>)<\/span>\r\n    \/\/ \u95a2\u6570\u3092\u629c\u3051\u305f\u3089\u30af\u30ed\u30fc\u30ba\u3059\u308b\u3088\u3046\u306b\u3059\u308b<\/span>\r\n    defer<\/span> cancel<\/span>()<\/span>\r\n    \/\/ \u6307\u5b9a\u3057\u305fURI\u306b\u63a5\u7d9a\u3059\u308b<\/span>\r\n    c<\/span>,<\/span> err<\/span> :=<\/span> mongo<\/span>.<\/span>Connect<\/span>(<\/span>ctx<\/span>,<\/span> options<\/span>.<\/span>Client<\/span>()<\/span>.<\/span>ApplyURI<\/span>(<\/span>\"mongodb:\/\/localhost:27017\"<\/span>))<\/span>\r\n    defer<\/span> c<\/span>.<\/span>Disconnect<\/span>(<\/span>ctx<\/span>)<\/span>\r\n    \/\/ DB\u306bPing\u3059\u308b<\/span>\r\n    err<\/span> =<\/span> c<\/span>.<\/span>Ping<\/span>(<\/span>ctx<\/span>,<\/span> readpref<\/span>.<\/span>Primary<\/span>())<\/span>\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>\"connection error:\"<\/span>,<\/span> err<\/span>)<\/span>\r\n    }<\/span> else<\/span> {<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>\"connection success:\"<\/span>)<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u5927\u591a\u6570\u7684\u6587\u7ae0\u90fd\u4f1a\u4f7f\u7528context.Background()\u6765\u4f5c\u4e3a\u8fde\u63a5\u9009\u9879\uff0c\u4f46\u4e5f\u6709\u4e00\u4e9b\u60c5\u51b5\u4e0b\u4f1a\u4f7f\u7528context.TODO()\u3002\u603b\u4e4b\uff0c\u6211\u8ba4\u4e3a\u4f7f\u7528context.Background()\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n
\u9605\u8bfb\u5f00\u5934<\/p>\n
\u53ea\u9700\u7b80\u5355\u5730\u641c\u7d22\u5e76\u8bfb\u53d6\u4e00\u6761\u6570\u636e<\/p>\n
package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"context\"<\/span>\r\n    \"fmt\"<\/span>\r\n    \"time\"<\/span>\r\n\r\n    \"go.mongodb.org\/mongo-driver\/bson\"<\/span>\r\n    \"go.mongodb.org\/mongo-driver\/bson\/primitive\"<\/span>\r\n    \"go.mongodb.org\/mongo-driver\/mongo\"<\/span>\r\n    \"go.mongodb.org\/mongo-driver\/mongo\/options\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    \/\/ MongoDB\u306e\u63a5\u7d9a\u8a2d\u5b9a<\/span>\r\n    ctx<\/span>,<\/span> cancel<\/span> :=<\/span> context<\/span>.<\/span>WithTimeout<\/span>(<\/span>context<\/span>.<\/span>Background<\/span>(),<\/span> 10<\/span>*<\/span>time<\/span>.<\/span>Second<\/span>)<\/span>\r\n    defer<\/span> cancel<\/span>()<\/span>\r\n    c<\/span>,<\/span> _<\/span> :=<\/span> mongo<\/span>.<\/span>Connect<\/span>(<\/span>ctx<\/span>,<\/span> options<\/span>.<\/span>Client<\/span>()<\/span>.<\/span>ApplyURI<\/span>(<\/span>\"mongodb:\/\/localhost:27017\"<\/span>))<\/span>\r\n    defer<\/span> c<\/span>.<\/span>Disconnect<\/span>(<\/span>ctx<\/span>)<\/span>\r\n\r\n    \/\/ \u7d50\u679c\u3092\u683c\u7d0d\u3059\u308b\u5909\u6570\u306e\u69cb\u9020\u5b9a\u7fa9<\/span>\r\n    type<\/span> resultType<\/span> struct<\/span> {<\/span>\r\n        Rid<\/span>     string<\/span>\r\n        Keyword<\/span> string<\/span>\r\n    }<\/span>\r\n\r\n    \/\/ \u7d50\u679c\u3092\u683c\u7d0d\u3059\u308b\u5909\u6570\u3092\u5ba3\u8a00<\/span>\r\n    var<\/span> result<\/span> resultType<\/span>\r\n\r\n    \/\/ MongoDB\u306eCollection\u3092\u53d6\u5f97<\/span>\r\n    col<\/span> :=<\/span> c<\/span>.<\/span>Database<\/span>(<\/span>\"rec\"<\/span>)<\/span>.<\/span>Collection<\/span>(<\/span>\"autorec\"<\/span>)<\/span>\r\n\r\n    \/\/ \u691c\u7d22\u6761\u4ef6\u3068\u306a\u308bprimitive.ObjectID\u578b\u306e\u5909\u6570\u3092\u6307\u5b9a<\/span>\r\n    objectID<\/span>,<\/span> _<\/span> :=<\/span> primitive<\/span>.<\/span>ObjectIDFromHex<\/span>(<\/span>\"5cffa613c74a91322fc7cbb2\"<\/span>)<\/span>\r\n\r\n    \/\/ \u691c\u7d22\u3092\u5b9f\u884c\u3057\u3001\u7d50\u679c\u3092\u5909\u6570 result \u306b\u683c\u7d0d<\/span>\r\n    err<\/span> :=<\/span> col<\/span>.<\/span>FindOne<\/span>(<\/span>context<\/span>.<\/span>Background<\/span>(),<\/span> bson<\/span>.<\/span>M<\/span>{<\/span>\"_id\"<\/span>:<\/span> objectID<\/span>})<\/span>.<\/span>Decode<\/span>(<\/span>&<\/span>result<\/span>)<\/span>\r\n    _<\/span> =<\/span> err<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>result<\/span>)<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u7ed3\u679c\u4f1a\u53d8\u6210\u4ee5\u4e0b\u7684\u611f\u89c9<\/p>\n
$ <\/span>go run readone.go \r\n{<\/span>abcd1234 \u30aa\u30ea\u30f3\u30d4\u30c3\u30af}<\/span>\r\n<\/code><\/pre>\n
\u9605\u8bfb\u591a\u4e2a\u641c\u7d22\u7ed3\u679c<\/p>\n
package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"context\"<\/span>\r\n    \"fmt\"<\/span>\r\n    \"time\"<\/span>\r\n\r\n    \"go.mongodb.org\/mongo-driver\/bson\"<\/span>\r\n    \"go.mongodb.org\/mongo-driver\/mongo\"<\/span>\r\n    \"go.mongodb.org\/mongo-driver\/mongo\/options\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    \/\/ MongoDB\u306e\u63a5\u7d9a\u8a2d\u5b9a<\/span>\r\n    ctx<\/span>,<\/span> cancel<\/span> :=<\/span> context<\/span>.<\/span>WithTimeout<\/span>(<\/span>context<\/span>.<\/span>Background<\/span>(),<\/span> 10<\/span>*<\/span>time<\/span>.<\/span>Second<\/span>)<\/span>\r\n    defer<\/span> cancel<\/span>()<\/span>\r\n    c<\/span>,<\/span> _<\/span> :=<\/span> mongo<\/span>.<\/span>Connect<\/span>(<\/span>ctx<\/span>,<\/span> options<\/span>.<\/span>Client<\/span>()<\/span>.<\/span>ApplyURI<\/span>(<\/span>\"mongodb:\/\/localhost:27017\"<\/span>))<\/span>\r\n    defer<\/span> c<\/span>.<\/span>Disconnect<\/span>(<\/span>ctx<\/span>)<\/span>\r\n\r\n    \/\/ \u7d50\u679c\u3092\u683c\u7d0d\u3059\u308b\u5909\u6570\u306e\u69cb\u9020\u5b9a\u7fa9<\/span>\r\n    type<\/span> resultType<\/span> struct<\/span> {<\/span>\r\n        Start<\/span> int<\/span>\r\n        Title<\/span> string<\/span>\r\n    }<\/span>\r\n\r\n    \/\/ MongoDB\u306eCollection\u3092\u53d6\u5f97<\/span>\r\n    col<\/span> :=<\/span> c<\/span>.<\/span>Database<\/span>(<\/span>\"rec\"<\/span>)<\/span>.<\/span>Collection<\/span>(<\/span>\"rec\"<\/span>)<\/span>\r\n\r\n    \/\/ \u691c\u7d22\u6761\u4ef6\u3068\u306a\u308bint\u578b\u306e\u5909\u6570\u3092\u6307\u5b9a<\/span>\r\n    location<\/span>,<\/span> _<\/span> :=<\/span> time<\/span>.<\/span>LoadLocation<\/span>(<\/span>\"Asia\/Tokyo\"<\/span>)<\/span>\r\n    start<\/span> :=<\/span> time<\/span>.<\/span>Date<\/span>(<\/span>2019<\/span>,<\/span> 6<\/span>,<\/span> 30<\/span>,<\/span> 0<\/span>,<\/span> 0<\/span>,<\/span> 0<\/span>,<\/span> 0<\/span>,<\/span> location<\/span>)<\/span>.<\/span>Unix<\/span>()<\/span> *<\/span> 1000<\/span>\r\n    end<\/span> :=<\/span> time<\/span>.<\/span>Date<\/span>(<\/span>2019<\/span>,<\/span> 6<\/span>,<\/span> 30<\/span>,<\/span> 23<\/span>,<\/span> 59<\/span>,<\/span> 59<\/span>,<\/span> 99<\/span>,<\/span> location<\/span>)<\/span>.<\/span>Unix<\/span>()<\/span> *<\/span> 1000<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>start<\/span>,<\/span> end<\/span>)<\/span>\r\n\r\n    \/\/ \u691c\u7d22\u3092\u5b9f\u884c<\/span>\r\n    cur<\/span>,<\/span> err<\/span> :=<\/span> col<\/span>.<\/span>Find<\/span>(<\/span>context<\/span>.<\/span>Background<\/span>(),<\/span> bson<\/span>.<\/span>M<\/span>{<\/span>\r\n        \"start\"<\/span>:<\/span> bson<\/span>.<\/span>M<\/span>{<\/span>\r\n            \"$gte\"<\/span>:<\/span> start<\/span>,<\/span>\r\n            \"$lte\"<\/span>:<\/span> end<\/span>,<\/span>\r\n        }})<\/span>\r\n    _<\/span> =<\/span> err<\/span>\r\n\r\n    \/\/ \u7d50\u679c\u306e\u30ab\u30fc\u30bd\u30eb\u3092for\u3067\u56de\u3057\u3066\u9806\u756a\u306b\u7d50\u679c\u3092\u53d6\u5f97<\/span>\r\n    for<\/span> cur<\/span>.<\/span>Next<\/span>(<\/span>context<\/span>.<\/span>Background<\/span>())<\/span> {<\/span>\r\n        var<\/span> ret<\/span> resultType<\/span>\r\n        cur<\/span>.<\/span>Decode<\/span>(<\/span>&<\/span>ret<\/span>)<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>ret<\/span>)<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u7ed3\u679c\u5c06\u5982\u4e0b\u6240\u793a<\/p>\n
$ <\/span>go run readmany.go \r\n1561820400000 1561906799000\r\n{<\/span>1561879320000 \u30d7\u30ec\u30de\u30c3\u30d7}<\/span>\r\n{<\/span>1561880460000 \u30d5\u30e9\u30c3\u30b7\u30e5\u5929\u6c17}<\/span>\r\n<\/code><\/pre>\n
\u63d2\u5165\u6587\u6863(\u6216\u8bb0\u5f55)<\/p>\n
package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"context\"<\/span>\r\n    \"time\"<\/span>\r\n\r\n    \"go.mongodb.org\/mongo-driver\/mongo\"<\/span>\r\n    \"go.mongodb.org\/mongo-driver\/mongo\/options\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    \/\/ MongoDB\u306e\u63a5\u7d9a\u8a2d\u5b9a<\/span>\r\n    ctx<\/span>,<\/span> cancel<\/span> :=<\/span> context<\/span>.<\/span>WithTimeout<\/span>(<\/span>context<\/span>.<\/span>Background<\/span>(),<\/span> 10<\/span>*<\/span>time<\/span>.<\/span>Second<\/span>)<\/span>\r\n    defer<\/span> cancel<\/span>()<\/span>\r\n    c<\/span>,<\/span> _<\/span> :=<\/span> mongo<\/span>.<\/span>Connect<\/span>(<\/span>ctx<\/span>,<\/span> options<\/span>.<\/span>Client<\/span>()<\/span>.<\/span>ApplyURI<\/span>(<\/span>\"mongodb:\/\/localhost:27017\"<\/span>))<\/span>\r\n    defer<\/span> c<\/span>.<\/span>Disconnect<\/span>(<\/span>ctx<\/span>)<\/span>\r\n\r\n    \/\/ \u633f\u5165\u3059\u308b\u30c7\u30fc\u30bf\u306e\u69cb\u9020\u3092\u5b9a\u7fa9<\/span>\r\n    \/\/ 21, 22\u884c\u76ee\u306e\u672b\u5c3e\u306e\u6587\u5b57\u306fType alias\u3068\u547c\u3076\u3089\u3057\u3044\u3002MongoDB\u5185\u3067\u30d5\u30a3\u30fc\u30eb\u30c9\u540d\u3068\u3057\u3066\u89e3\u91c8\u3055\u308c\u308b<\/span>\r\n    type<\/span> dataType<\/span> struct<\/span> {<\/span>\r\n        Rid<\/span>     string<\/span> `bson:\"rid\"`<\/span>\r\n        Keyword<\/span> string<\/span> `bson:\"keyword\"`<\/span>\r\n    }<\/span>\r\n\r\n    \/\/ \u633f\u5165\u3059\u308b\u30c7\u30fc\u30bf\u3092\u4f5c\u6210<\/span>\r\n    data<\/span> :=<\/span> dataType<\/span>{<\/span>\r\n        Rid<\/span>:<\/span>     \"\u4ffa\u306eID\"<\/span>,<\/span>\r\n        Keyword<\/span>:<\/span> \"\u4ffa\u306e\u30ad\u30fc\u30ef\u30fc\u30c9\"<\/span>,<\/span>\r\n    }<\/span>\r\n\r\n    \/\/ MongoDB\u306eCollection\u3092\u53d6\u5f97<\/span>\r\n    col<\/span> :=<\/span> c<\/span>.<\/span>Database<\/span>(<\/span>\"rec\"<\/span>)<\/span>.<\/span>Collection<\/span>(<\/span>\"autorec\"<\/span>)<\/span>\r\n\r\n    \/\/ \u30c7\u30fc\u30bf\u3092\u633f\u5165<\/span>\r\n    col<\/span>.<\/span>InsertOne<\/span>(<\/span>context<\/span>.<\/span>Background<\/span>(),<\/span> data<\/span>)<\/span>\r\n\r\n}<\/span>\r\n<\/code><\/pre>\n
\u5728\u4e0a\u8ff0\u7684\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u63d2\u5165\u4e86\u4e00\u4e2a\u7ed3\u6784\u4f53(struct)\uff0c\u4f46\u662f\u5b83\u4e5f\u53ef\u4ee5\u5f88\u597d\u5730\u5904\u7406\u5176\u4ed6\u7c7b\u578b\uff08\u5982map\u7b49\uff09\u76f4\u63a5\u4f20\u5165\u3002<\/p>\n
\u56e0\u4e3a\u6211\u4ece\u6765\u6ca1\u6709\u5c1d\u8bd5\u8fc7\u6279\u91cf\u63d2\u5165\u591a\u4e2a\u6570\u636e\uff0c\u6240\u4ee5\u8df3\u8fc7\u8fd9\u4e00\u6b65\u3002<\/p>\n
\u5220\u9664\u6587\u6863\uff08=\u8bb0\u5f55\uff09<\/p>\n
package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"context\"<\/span>\r\n    \"fmt\"<\/span>\r\n    \"time\"<\/span>\r\n\r\n    \"go.mongodb.org\/mongo-driver\/bson\"<\/span>\r\n    \"go.mongodb.org\/mongo-driver\/bson\/primitive\"<\/span>\r\n    \"go.mongodb.org\/mongo-driver\/mongo\"<\/span>\r\n    \"go.mongodb.org\/mongo-driver\/mongo\/options\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    \/\/ MongoDB\u306e\u63a5\u7d9a\u8a2d\u5b9a<\/span>\r\n    ctx<\/span>,<\/span> cancel<\/span> :=<\/span> context<\/span>.<\/span>WithTimeout<\/span>(<\/span>context<\/span>.<\/span>Background<\/span>(),<\/span> 10<\/span>*<\/span>time<\/span>.<\/span>Second<\/span>)<\/span>\r\n    defer<\/span> cancel<\/span>()<\/span>\r\n    c<\/span>,<\/span> _<\/span> :=<\/span> mongo<\/span>.<\/span>Connect<\/span>(<\/span>ctx<\/span>,<\/span> options<\/span>.<\/span>Client<\/span>()<\/span>.<\/span>ApplyURI<\/span>(<\/span>\"mongodb:\/\/localhost:27017\"<\/span>))<\/span>\r\n    defer<\/span> c<\/span>.<\/span>Disconnect<\/span>(<\/span>ctx<\/span>)<\/span>\r\n\r\n    \/\/ MongoDB\u306eCollection\u3092\u53d6\u5f97<\/span>\r\n    col<\/span> :=<\/span> c<\/span>.<\/span>Database<\/span>(<\/span>\"rec\"<\/span>)<\/span>.<\/span>Collection<\/span>(<\/span>\"autorec\"<\/span>)<\/span>\r\n\r\n    \/\/ \u691c\u7d22\u6761\u4ef6\u3068\u306a\u308bprimitive.ObjectID\u578b\u306e\u5909\u6570\u3092\u6307\u5b9a<\/span>\r\n    objectID<\/span>,<\/span> _<\/span> :=<\/span> primitive<\/span>.<\/span>ObjectIDFromHex<\/span>(<\/span>\"5d1924916a81c3556cf3479b\"<\/span>)<\/span>\r\n\r\n    \/\/ \u691c\u7d22\u3092\u5b9f\u884c\u3057\u3001\u7d50\u679c\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u524a\u9664<\/span>\r\n    _<\/span>,<\/span> err<\/span> :=<\/span> col<\/span>.<\/span>DeleteOne<\/span>(<\/span>context<\/span>.<\/span>Background<\/span>(),<\/span> bson<\/span>.<\/span>M<\/span>{<\/span>\"_id\"<\/span>:<\/span> objectID<\/span>})<\/span>\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>\"delete failed:\"<\/span>,<\/span> err<\/span>)<\/span>\r\n    }<\/span> else<\/span> {<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>\"delete success\"<\/span>)<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u6ca1\u6709\u7279\u522b\u7684\u8bc4\u8bba\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6709\u5f88\u591a\u4f7f\u7528Mgo\u7684\u4f8b\u5b50\uff0c\u4f46\u662f\u7528\u5b98\u65b9\u7684MongoDB.com\u9a71\u52a8\u7a0b\u5e8f\u7684\u4f8b\u5b50\u5f88\u5c11\u3002\u6211\u89c9\u5f97\u4e3a\u4e86\u672a\u6765\u7684\u81ea\u5df1\uff0c\u6211\u5e94\u8be5\u8bb0\u4e0b […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-29387","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"\n\u4f7f\u7528MongoDB.com\u5b98\u65b9\u7684Go\u9a71\u52a8\u7a0b\u5e8f\u8fdb\u884c\u57fa\u672c\u64cd\u4f5c - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u5173\u4e8e\u4f7f\u7528MongoDB.com\u5b98\u65b9\u7684Go\u9a71\u52a8\u7a0b\u5e8f\u8fdb\u884c\u57fa\u672c\u64cd\u4f5c\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\/\u4f7f\u7528mongodb-com\u5b98\u65b9\u7684go\u9a71\u52a8\u7a0b\u5e8f\u8fdb\u884c\u57fa\u672c\u64cd\u4f5c\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u4f7f\u7528MongoDB.com\u5b98\u65b9\u7684Go\u9a71\u52a8\u7a0b\u5e8f\u8fdb\u884c\u57fa\u672c\u64cd\u4f5c\" \/>\n<meta property=\"og:description\" content=\"\u5173\u4e8e\u4f7f\u7528MongoDB.com\u5b98\u65b9\u7684Go\u9a71\u52a8\u7a0b\u5e8f\u8fdb\u884c\u57fa\u672c\u64cd\u4f5c\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528mongodb-com\u5b98\u65b9\u7684go\u9a71\u52a8\u7a0b\u5e8f\u8fdb\u884c\u57fa\u672c\u64cd\u4f5c\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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