{"id":42919,"date":"2024-12-01T08:09:22","date_gmt":"2024-12-01T00:09:22","guid":{"rendered":"https:\/\/fwq.ai\/blog\/42919\/"},"modified":"2024-12-01T08:09:22","modified_gmt":"2024-12-01T00:09:22","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8mongodb-mongo-go-driver%e8%bf%9b%e8%a1%8c%e9%ab%98%e6%95%88%e5%88%86%e9%a1%b5","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/42919\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528mongodb\/mongo-go-driver\u8fdb\u884c\u9ad8\u6548\u5206\u9875"},"content":{"rendered":"

<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u5982\u4f55\u4f7f\u7528mongodb\/mongo-go-driver\u8fdb\u884c\u9ad8\u6548\u5206\u9875<\/span><\/p>\n

\u5982\u4f55\u4f7f\u7528mongodb\/mongo-go-driver\u8fdb\u884c\u9ad8\u6548\u5206\u9875<\/h1>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-27 14:21:37<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

Golang\u5c0f\u767d\u4e00\u679a\uff0c\u6b63\u5728\u4e0d\u65ad\u5b66\u4e60\u79ef\u7d2f\u77e5\u8bc6\uff0c\u73b0\u5c06\u5b66\u4e60\u5230\u7684\u77e5\u8bc6\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4e5f\u662f\u5c06\u6211\u7684\u6240\u5f97\u5206\u4eab\u7ed9\u5927\u5bb6\uff01\u800c\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\u300a\u5982\u4f55\u4f7f\u7528mongodb\/mongo-go-driver\u8fdb\u884c\u9ad8\u6548\u5206\u9875\u300b\u5e26\u5927\u5bb6\u6765\u4e86\u89e3\u4e00\u4e0b##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n

<\/p>\n

\u95ee\u9898\u5185\u5bb9
\n <\/p>\n

\u6211\u5728\u4e0b\u9762\u7684\u6587\u7ae0\u4e2d\u8bfb\u5230\uff0c\u4f7f\u7528 _id<\/code> \u7684\u81ea\u7136\u987a\u5e8f\u6765\u6267\u884c\u5206\u9875\u4f1a\u66f4\u6709\u6548\uff0c\u56e0\u4e3a\u8df3\u8fc7\u603b\u662f\u4ece\u96c6\u5408\u7684\u5f00\u5934\u5f00\u59cb\u3002<\/p>\n

mongodb \u4e2d\u5feb\u901f\u9ad8\u6548\u7684\u5206\u9875<\/p>\n

\/\/ Page 1\ndb.students.find().limit(10)\n\n\/\/ Page 2\nlast_id = ...  # logic to get last_id\ndb.students.find({'_id': {'$gt': last_id}}).limit(10)<\/pre>\n
\u4f46\u6211\u4e0d\u77e5\u9053\u5982\u4f55\u4f7f\u7528 mongodb\/mongo-go-driver<\/code> \u6267\u884c\u4e0a\u8ff0\u64cd\u4f5c\u3002<\/p>\n
 <\/p>\n
\u89e3\u51b3\u65b9\u6848<\/h2>\n
 <\/p>\n
\u4f60\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u51fd\u6570\uff0c\u4e0d\u8981\u5fd8\u8bb0\u4f20\u9012http.writer\u6765\u8bfb\u53d6\u53c2\u6570\u3002<\/p>\n
func pagination(r *http.request, findoptions *options.findoptions) (int64, int64) {\n    if r.url.query().get(\"page\") != \"\" && r.url.query().get(\"limit\") != \"\" {\n        page, _ := strconv.parseint(r.url.query().get(\"page\"), 10, 32)\n        limit, _ := strconv.parseint(r.url.query().get(\"limit\"), 10, 32)\n        if page == 1 {\n            findoptions.setskip(0)\n            findoptions.setlimit(limit)\n            return page, limit\n        }\n\n        findoptions.setskip((page - 1) * limit)\n        findoptions.setlimit(limit)\n        return page, limit\n\n    }\n    findoptions.setskip(0)\n    findoptions.setlimit(0)\n    return 0, 0\n}<\/pre>\n
\u53ea\u8981\u6253\u7535\u8bdd<\/p>\n
pagination(r, options)<\/pre>\n
\u793a\u4f8b<\/p>\n
options := options.Find()\npage, limit := parameter.Pagination(r, options)\n\/\/ page, limit as response for header payload<\/pre>\n
\u7406\u8bba\u8981\u638c\u63e1\uff0c\u5b9e\u64cd\u4e0d\u80fd\u843d\uff01\u4ee5\u4e0a\u5173\u4e8e\u300a\u5982\u4f55\u4f7f\u7528mongodb\/mongo-go-driver\u8fdb\u884c\u9ad8\u6548\u5206\u9875\u300b\u7684\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u5927\u5bb6\u90fd\u638c\u63e1\u4e86\u5427\uff01\u5982\u679c\u60f3\u8981\u7ee7\u7eed\u63d0\u5347\u81ea\u5df1\u7684\u80fd\u529b\uff0c\u90a3\u4e48\u5c31\u6765\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\u5427\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5f53\u524d\u4f4d\u7f6e\uff1a > > > > \u5982\u4f55\u4f7f\u7528mongodb\/mongo-go-driver\u8fdb\u884c\u9ad8\u6548\u5206\u9875 \u5982\u4f55\u4f7f\u7528mongodb\/mongo-go-driver\u8fdb\u884c\u9ad8\u6548\u5206\u9875 \u6765\u6e90\uff1astackoverflow 2024-04-27 14:21:37 0\u6d4f\u89c8 \u6536\u85cf Golang\u5c0f\u767d\u4e00\u679a\uff0c\u6b63\u5728\u4e0d\u65ad\u5b66\u4e60\u79ef\u7d2f\u77e5\u8bc6\uff0c\u73b0\u5c06\u5b66\u4e60\u5230\u7684\u77e5\u8bc6\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4e5f\u662f\u5c06\u6211\u7684\u6240\u5f97\u5206\u4eab\u7ed9\u5927\u5bb6\uff01\u800c\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\u300a\u5982\u4f55\u4f7f\u7528mongodb\/mongo-go-driver\u8fdb\u884c\u9ad8\u6548\u5206\u9875\u300b\u5e26\u5927\u5bb6\u6765\u4e86\u89e3\u4e00\u4e0b##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01 \u95ee\u9898\u5185\u5bb9 \u6211\u5728\u4e0b\u9762\u7684\u6587\u7ae0\u4e2d\u8bfb\u5230\uff0c\u4f7f\u7528 _id \u7684\u81ea\u7136\u987a\u5e8f\u6765\u6267\u884c\u5206\u9875\u4f1a\u66f4\u6709\u6548\uff0c\u56e0\u4e3a\u8df3\u8fc7\u603b\u662f\u4ece\u96c6\u5408\u7684\u5f00\u5934\u5f00\u59cb\u3002 mongodb \u4e2d\u5feb\u901f\u9ad8\u6548\u7684\u5206\u9875 \/\/ Page 1 db.students.find().limit(10) \/\/ Page 2 last_id = … # logic to get last_id db.students.find({‘_id’: {‘$gt’: last_id}}).limit(10) \u4f46\u6211\u4e0d\u77e5\u9053\u5982\u4f55\u4f7f\u7528 mongodb\/mongo-go-driver \u6267\u884c\u4e0a\u8ff0\u64cd\u4f5c\u3002 \u89e3\u51b3\u65b9\u6848 \u4f60\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u51fd\u6570\uff0c\u4e0d\u8981\u5fd8\u8bb0\u4f20\u9012http.writer\u6765\u8bfb\u53d6\u53c2\u6570\u3002 func pagination(r *http.request, findoptions *options.findoptions) (int64, int64) { if r.url.query().get(“page”) != “” && […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[],"class_list":["post-42919","post","type-post","status-publish","format-standard","hentry","category-docker"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/42919","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=42919"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/42919\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=42919"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=42919"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=42919"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}