{"id":29938,"date":"2023-11-14T13:12:22","date_gmt":"2023-02-28T04:54:48","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%a6%82%e6%9e%9c%e6%98%af%e6%88%91%ef%bc%8c%e6%88%91%e8%83%bd%e7%90%86%e8%a7%a3mongodb%e3%80%82\/"},"modified":"2025-08-12T16:41:26","modified_gmt":"2025-08-12T08:41:26","slug":"%e5%a6%82%e6%9e%9c%e6%98%af%e6%88%91%ef%bc%8c%e6%88%91%e8%83%bd%e7%90%86%e8%a7%a3mongodb%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%a6%82%e6%9e%9c%e6%98%af%e6%88%91%ef%bc%8c%e6%88%91%e8%83%bd%e7%90%86%e8%a7%a3mongodb%e3%80%82\/","title":{"rendered":"\u5982\u679c\u662f\u6211\uff0c\u6211\u80fd\u7406\u89e3MongoDB"},"content":{"rendered":"<h2>\u9996\u5148\u8fd9\u662f\u6211\u52c9\u5f3a\u6574\u7406\u7684\u4e1c\u897f<\/p>\n<p>\u203b \u5982\u679c\u662f\u6211\uff0c\u6211\u80fd\u7406\u89e3\u3002<\/p>\n<h2>MongoDB\u7684\u6982\u8ff0<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u601d\u8003<\/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\">NoSQL:\u30c7\u30fc\u30bf\u69cb\u9020\u6c7a\u3081\u305a\u306b\u30c7\u30fc\u30bf\u7ba1\u7406\u3059\u308b\uff08\u30b9\u30ad\u30fc\u30de\u30fc\u30ec\u30b9\uff09<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u516c\u5f0fWeb<\/ul>\n<h2>\u4e13\u4e1a\u672f\u8bed<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30c7\u30fc\u30bf\u30fc\u30d9\u30fc\u30b9<\/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\">\u30b3\u30ec\u30af\u30b7\u30e7\u30f3<\/ul>\n<\/li>\n<\/ul>\n<p>RDB\u3067\u3044\u3046\u30c6\u30fc\u30d6\u30eb<\/p>\n<p>\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/p>\n<p>RDB\u3067\u3044\u3046\u30ec\u30b3\u30fc\u30c9<br \/>\n\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u5f62\u5f0f {field: val, field: val&#8230;}<br \/>\n\u30c7\u30fc\u30bf\u69cb\u9020\u95a2\u4fc2\u306a\u304f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4fdd\u7ba1\u3067\u304d\u308b<\/p>\n<h2>\u73af\u5883\u642d\u5efa<\/p>\n<h3>\u60f3\u8981\u8425\u9020\u4e00\u4e2a\u73af\u5883<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Ubuntu 18.0.4 LTS<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u305d\u306e\u4ed6\u306e\u74b0\u5883\u306e\u65b9\u306f\u3053\u3061\u3089\u3092\u53c2\u7167<\/ul>\n<h3>\u5728\u672c\u5730\u4f7f\u7528\u5728\u672c\u5730\u8fdb\u884c\u73af\u5883\u8bbe\u7f6e<\/p>\n<pre class=\"post-pre\"><code><span class=\"c\"># \u30d1\u30c3\u30b1\u30fc\u30b8\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u304c\u4f7f\u7528\u3059\u308b\u516c\u958b\u9375\u3092\u30a4\u30f3\u30dd\u30fc\u30c8<\/span>\r\n<span class=\"nv\">$ <\/span>wget <span class=\"nt\">-qO-https<\/span>:\/\/www.mongodb.org\/static\/pgp\/server-4.2.asc | <span class=\"nb\">sudo <\/span>apt-key add-\r\n\r\n<span class=\"c\"># \u30a8\u30e9\u30fc\u304c\u51fa\u305f\u5834\u5408\u3001\u5fc5\u8981\u306a\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/span>\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>apt-get <span class=\"nb\">install <\/span>gnupg\r\n\r\n<span class=\"c\"># \u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u30ea\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u4f5c\u6210<\/span>\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">echo<\/span>  <span class=\"s2\">\"deb [arch = amd64\u3001arm64] https:\/\/repo.mongodb.org\/apt\/ubuntu bionic \/ mongodb-org \/ 4.2 multiverse\"<\/span>  | <span class=\"nb\">sudo tee<\/span> \/etc\/apt\/sources.list.d\/mongodb-org-4.2.list\r\n\r\n<span class=\"c\"># \u30ed\u30fc\u30ab\u30eb\u30d1\u30c3\u30b1\u30fc\u30b8\u306e\u30ea\u30ed\u30fc\u30c9<\/span>\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>apt-get update\r\n\r\n<span class=\"c\"># MongoDB\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/span>\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>apt-get <span class=\"nb\">install<\/span> <span class=\"nt\">-y<\/span> mongodb-org\r\n\r\n<span class=\"c\"># MongoDB\u306e\u8d77\u52d5<\/span>\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>systemctl start mongod\r\n\r\n<span class=\"c\"># MongoDB\u306e\u8d77\u52d5\u78ba\u8a8d<\/span>\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>systemctl status mongod\r\n\r\n<span class=\"c\"># MongoDB\u3092\u4f7f\u3063\u3066\u307f\u308b<\/span>\r\n<span class=\"nv\">$ <\/span>mongo\r\n\r\n<span class=\"c\"># \u203b \u518d\u8d77\u52d5\u5f8c\u3082\u8d77\u52d5\u3057\u305f\u3044\u5834\u5408<\/span>\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>systemctl <span class=\"nb\">enable <\/span>mongod\r\n<\/code><\/pre>\n<h3>\u7528\u7684\u3002\u4f7f\u7528Docker\u548cDocker Compose\u8fdb\u884c\u73af\u5883\u914d\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">version<\/span><span class=\"pi\">:<\/span> <span class=\"s1\">'<\/span><span class=\"s\">3'<\/span>\r\n<span class=\"na\">services<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"c1\"># MongoDB\u306e\u30b5\u30fc\u30d3\u30b9<\/span>\r\n  <span class=\"na\">mongo<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">image<\/span><span class=\"pi\">:<\/span> <span class=\"s\">mongo:latest<\/span>\r\n    <span class=\"na\">container_name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">mongo<\/span>\r\n    <span class=\"na\">restart<\/span><span class=\"pi\">:<\/span> <span class=\"s\">always<\/span>\r\n    <span class=\"na\">environment<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"na\">MONGO_INITDB_ROOT_USERNAME<\/span><span class=\"pi\">:<\/span> <span class=\"s\">root<\/span>\r\n      <span class=\"na\">MONGO_INITDB_ROOT_PASSWORD<\/span><span class=\"pi\">:<\/span> <span class=\"s\">password<\/span>\r\n      <span class=\"na\">MONGODB_DATA_DIR<\/span><span class=\"pi\">:<\/span> <span class=\"s\">\/data\/db<\/span>\r\n    <span class=\"na\">ports<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"pi\">-<\/span> <span class=\"s\">27017:27017<\/span>\r\n    <span class=\"na\">volumes<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"pi\">-<\/span> <span class=\"s\">.\/db:\/data\/db<\/span>\r\n      <span class=\"pi\">-<\/span> <span class=\"s\">.\/configdb:\/data\/configdb<\/span>\r\n  <span class=\"c1\"># MongoDB\u306eGUI\u30b5\u30fc\u30d3\u30b9<\/span>\r\n  <span class=\"na\">mongo-express<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">image<\/span><span class=\"pi\">:<\/span> <span class=\"s\">mongo-express:latest<\/span>\r\n    <span class=\"na\">container_name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">mongo-express<\/span>\r\n    <span class=\"na\">restart<\/span><span class=\"pi\">:<\/span> <span class=\"s\">always<\/span>\r\n    <span class=\"na\">links<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"pi\">-<\/span> <span class=\"s\">mongo<\/span>\r\n    <span class=\"na\">ports<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"pi\">-<\/span> <span class=\"s\">8081:8081<\/span>\r\n    <span class=\"na\">environment<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"na\">ME_CONFIG_MONGODB_ADMINUSERNAME<\/span><span class=\"pi\">:<\/span> <span class=\"s\">root<\/span>\r\n      <span class=\"na\">ME_CONFIG_MONGODB_ADMINPASSWORD<\/span><span class=\"pi\">:<\/span> <span class=\"s\">password<\/span>\r\n<\/code><\/pre>\n<h4>\u5c1d\u8bd5\u4f7f\u7528MongoDB<\/p>\n<pre class=\"post-pre\"><code><span class=\"c\"># \u30b3\u30f3\u30c6\u30ca\u3078\u30a2\u30af\u30bb\u30b9<\/span>\r\n<span class=\"nv\">$ <\/span>docker-compose run <span class=\"nt\">--rm<\/span> mongo bash\r\n\r\n<span class=\"c\"># MongoDB\u306e\u5bfe\u8a71\u30e2\u30fc\u30c9<\/span>\r\n<span class=\"nv\">$ <\/span>mongo admin <span class=\"nt\">-u<\/span> root <span class=\"nt\">-p<\/span>\r\n\u30d1\u30b9\u30ef\u30fc\u30c9\u5165\u529b\uff08yml\u30d5\u30a1\u30a4\u30eb\u3067\u8a2d\u5b9a\u3057\u305f\u901a\u308apassword\u3092\u5165\u529b\uff09\r\n<\/code><\/pre>\n<h2>\u547d\u4ee4 (Ming ling)<\/p>\n<h3>\u64cd\u4f5c\u6570\u636e\u5e93<\/p>\n<ul class=\"post-ul\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u4e00\u89a7<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> show dbs<span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u4f5c\u6210 or \u5207\u308a\u66ff\u3048<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> use \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u540d<span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<p>\u203b \u5728\u521b\u5efa\u6570\u636e\u5e93\u65f6\uff0c\u7531\u4e8e\u8fd8\u6ca1\u6709\u96c6\u5408\uff0c\u6240\u4ee5\u5b83\u88ab\u8ba4\u4e3a\u662f\u4e0d\u5b58\u5728\u7684\u3002<\/p>\n<ul class=\"post-ul\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u524a\u9664<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.dropDatabase<span class=\"o\">()<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u73fe\u5728\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u72b6\u614b<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.stats<span class=\"o\">()<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<p>\u53ef\u4ee5\u67e5\u770b\u5f53\u524d\u9009\u62e9\u7684\u6570\u636e\u5e93\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u4f8b\u5982\u540d\u79f0\u7b49\u3002<\/p>\n<h3>\u64cd\u4f5c\u6536\u85cf<\/p>\n<ul class=\"post-ul\">\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306e\u4f5c\u6210<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.createCollection<span class=\"o\">(<\/span><span class=\"s2\">\"\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d\"<\/span><span class=\"o\">)<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306e\u524a\u9664<\/ul>\n<pre class=\"post-pre\"><code>&lt;<span class=\"o\">!<\/span>DOCTYPE html&gt;\r\n&lt;html <span class=\"nv\">lang<\/span><span class=\"o\">=<\/span><span class=\"s2\">\"jp\"<\/span><span class=\"o\">&gt;<\/span>\r\n  &lt;<span class=\"nb\">head<\/span><span class=\"o\">&gt;<\/span>\r\n<span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.drop<span class=\"o\">()<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d\u306e\u5909\u66f4<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u53e4\u3044\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.renameCollection<span class=\"o\">(<\/span><span class=\"s2\">\"\u65b0\u3057\u3044\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d\"<\/span><span class=\"o\">)<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u4e00\u89a7<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> show collections<span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<h3>\u64cd\u4f5c\u6587\u4ef6<\/p>\n<h4>\u57fa\u672c\u64cd\u7eb5<\/p>\n<ul class=\"post-ul\">\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u4f5c\u6210<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.insert<span class=\"o\">({<\/span>\r\n    field: val,\r\n    field: val,\r\n       <span class=\"nb\">.<\/span>\r\n       <span class=\"nb\">.<\/span>\r\n       <span class=\"nb\">.<\/span>\r\n <span class=\"o\">})<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<p>\u56e0\u4e3a\u6ca1\u6709\u6a21\u5f0f\uff0c\u53ef\u4ee5\u5728\u540c\u4e00\u4e2a\u96c6\u5408\u4e2d\u4fdd\u5b58\u4e0d\u540c\u6587\u6863\u7684\u7ed3\u6784\u3002<\/p>\n<ul class=\"post-ul\">javascript\u3067\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u4f5c\u6210<\/ul>\n<p>\u6211\u6b63\u5728\u5b66\u4e60\u4e2d\u6587\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> <span class=\"k\">for<\/span> <span class=\"o\">(<\/span>val i <span class=\"o\">=<\/span> 0<span class=\"p\">;<\/span> i &lt; 10<span class=\"p\">;<\/span> i++<span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n    db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.insert<span class=\"o\">({<\/span>\r\n      num: i\r\n    <span class=\"o\">})<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u7ed3\u679c\u662f\u4ee5\u4e0b\u6587\u4ef6\u88ab\u767b\u8bb0\uff1a<br \/>\n_id\u81ea\u52a8\u786e\u5b9a\u4e3a\u552f\u4e00\u503c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"o\">{<\/span> <span class=\"s2\">\"_id\"<\/span> : ObjectId<span class=\"o\">(<\/span><span class=\"s2\">\"5e626f3ef980343ff158c2a0\"<\/span><span class=\"o\">)<\/span>, <span class=\"s2\">\"num\"<\/span> : 0 <span class=\"o\">}<\/span>\r\n<span class=\"o\">{<\/span> <span class=\"s2\">\"_id\"<\/span> : ObjectId<span class=\"o\">(<\/span><span class=\"s2\">\"5e626f3ef980343ff158c2a1\"<\/span><span class=\"o\">)<\/span>, <span class=\"s2\">\"num\"<\/span> : 1 <span class=\"o\">}<\/span>\r\n<span class=\"o\">{<\/span> <span class=\"s2\">\"_id\"<\/span> : ObjectId<span class=\"o\">(<\/span><span class=\"s2\">\"5e626f3ef980343ff158c2a2\"<\/span><span class=\"o\">)<\/span>, <span class=\"s2\">\"num\"<\/span> : 2 <span class=\"o\">}<\/span>\r\n<span class=\"o\">{<\/span> <span class=\"s2\">\"_id\"<\/span> : ObjectId<span class=\"o\">(<\/span><span class=\"s2\">\"5e626f3ef980343ff158c2a3\"<\/span><span class=\"o\">)<\/span>, <span class=\"s2\">\"num\"<\/span> : 3 <span class=\"o\">}<\/span>\r\n<span class=\"o\">{<\/span> <span class=\"s2\">\"_id\"<\/span> : ObjectId<span class=\"o\">(<\/span><span class=\"s2\">\"5e626f3ef980343ff158c2a4\"<\/span><span class=\"o\">)<\/span>, <span class=\"s2\">\"num\"<\/span> : 4 <span class=\"o\">}<\/span>\r\n<span class=\"o\">{<\/span> <span class=\"s2\">\"_id\"<\/span> : ObjectId<span class=\"o\">(<\/span><span class=\"s2\">\"5e626f3ef980343ff158c2a5\"<\/span><span class=\"o\">)<\/span>, <span class=\"s2\">\"num\"<\/span> : 5 <span class=\"o\">}<\/span>\r\n<span class=\"o\">{<\/span> <span class=\"s2\">\"_id\"<\/span> : ObjectId<span class=\"o\">(<\/span><span class=\"s2\">\"5e626f3ef980343ff158c2a6\"<\/span><span class=\"o\">)<\/span>, <span class=\"s2\">\"num\"<\/span> : 6 <span class=\"o\">}<\/span>\r\n<span class=\"o\">{<\/span> <span class=\"s2\">\"_id\"<\/span> : ObjectId<span class=\"o\">(<\/span><span class=\"s2\">\"5e626f3ef980343ff158c2a7\"<\/span><span class=\"o\">)<\/span>, <span class=\"s2\">\"num\"<\/span> : 7 <span class=\"o\">}<\/span>\r\n<span class=\"o\">{<\/span> <span class=\"s2\">\"_id\"<\/span> : ObjectId<span class=\"o\">(<\/span><span class=\"s2\">\"5e626f3ef980343ff158c2a8\"<\/span><span class=\"o\">)<\/span>, <span class=\"s2\">\"num\"<\/span> : 8 <span class=\"o\">}<\/span>\r\n<span class=\"o\">{<\/span> <span class=\"s2\">\"_id\"<\/span> : ObjectId<span class=\"o\">(<\/span><span class=\"s2\">\"5e626f3ef980343ff158c2a9\"<\/span><span class=\"o\">)<\/span>, <span class=\"s2\">\"num\"<\/span> : 9 <span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u5168\u4ef6\u524a\u9664<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.remove<span class=\"o\">({})<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u6761\u4ef6\u3092\u6307\u5b9a\u3057\u3066\u524a\u9664<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.remove<span class=\"o\">(<\/span>\u6761\u4ef6<span class=\"o\">)<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f8b\u5b50\uff1a<\/p>\n<pre class=\"post-pre\"><code><span class=\"c\"># id\u304c1\u3067\u3042\u308b\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u524a\u9664<\/span>\r\n<span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.remove<span class=\"o\">({<\/span><span class=\"nb\">id<\/span>: 1<span class=\"o\">})<\/span>\r\n<\/code><\/pre>\n<h4>\u8868\u8fbe<\/p>\n<ul class=\"post-ul\">\u5168\u4ef6\u8868\u793a<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.find<span class=\"o\">()<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u8868\u793a\u3057\u305f\u3044\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u6307\u5b9a<\/ul>\n<p>\u53ea\u9700\u63d0\u4f9b\u4e00\u4e2a\u9009\u9879\uff0c\u7528\u4e2d\u6587\u5c06\u4ee5\u4e0b\u5185\u5bb9\u91cd\u65b0\u8868\u8fbe\uff1a\u5c06\u8981\u663e\u793a\u5728\u5173\u952e\u5b57\u6bb5\u7684\u540d\u79f0\u4e3a\u201ckey\u201d\uff0c\u5c06\u201cval\u201d\u6307\u5b9a\u4e3atrue\u62161\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.find<span class=\"o\">({<\/span>field1: <span class=\"nb\">true<\/span>, field2: 1, ...<span class=\"o\">})<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u8868\u793a\u3059\u308b\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u9664\u5916<\/ul>\n<p>\u5728\u4e2d\u6587\u4e2d\uff0c\u53ef\u4ee5\u8fd9\u6837\u8868\u8fbe\uff1a<br \/>\n\u5c06\u8981\u6392\u9664\u7684\u5b57\u6bb5\u540d\u6307\u5b9a\u4e3akey\uff0c\u5e76\u5c06val\u8bbe\u4e3afalse\u62161\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.find<span class=\"o\">({}<\/span>, <span class=\"o\">{<\/span>field1: <span class=\"nb\">false<\/span>, field2: 0, ...<span class=\"o\">})<\/span>\r\n<\/code><\/pre>\n<h4>\u8868\u8fbe\u6761\u4ef6\u7684\u8c03\u6574<\/p>\n<ul class=\"post-ul\">\u6607\u9806\u306b\u30bd\u30fc\u30c8<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.find<span class=\"o\">({})<\/span>.sort<span class=\"o\">({<\/span>field: 1<span class=\"o\">})<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u964d\u9806\u306b\u30bd\u30fc\u30c8<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.find<span class=\"o\">({})<\/span>.sort<span class=\"o\">({<\/span>field: <span class=\"nt\">-1<\/span><span class=\"o\">})<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">limit\u6307\u5b9a\uff08\u8868\u793a\u3059\u308b\u4ef6\u6570\u3092\u6307\u5b9a\uff09<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.find<span class=\"o\">({})<\/span>.limit<span class=\"o\">(<\/span>\u6570\u5b57<span class=\"o\">)<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u5148\u982d\u306e\u884c\u3060\u3051\u8868\u793a<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.findOne<span class=\"o\">({})<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u30aa\u30d5\u30bb\u30c3\u30c8\u6307\u5b9a<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.find<span class=\"o\">({})<\/span>.skip<span class=\"o\">(<\/span>\u6570\u5b57<span class=\"o\">)<\/span>\r\n<\/code><\/pre>\n<p>\u6307\u5b9a\u7684\u6570\u5b57\u8868\u793a\u4ece\u5934\u5f00\u59cb\u8981\u8df3\u8fc7\u7684\u884c\u6570\uff0c\u5e76\u663e\u793a\u6570\u5b57\u4e4b\u540e\u7684\u884c\u3002<\/p>\n<h4>\u5c55\u793a\u6307\u5b9a\u6587\u4ef6<\/p>\n<ul class=\"post-ul\">\u4e00\u81f4\u3059\u308b\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u8868\u793a<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.find<span class=\"o\">({<\/span>field: val<span class=\"o\">})<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u6761\u4ef6\u3092\u6307\u5b9a\u3057\u305f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u8868\u793a<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.find<span class=\"o\">({<\/span>field: <span class=\"o\">{<\/span>\u6761\u4ef6: \u6570\u5b57<span class=\"o\">}})<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<p>\u8bf7\u5173\u95ed\u95e8\u3002<\/p>\n<p>\u8bf7\u5173\u4e0a\u95e8\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.find<span class=\"o\">({<\/span>field: <span class=\"o\">{<\/span><span class=\"nv\">$gte<\/span>: 50<span class=\"o\">}})<\/span><span class=\"p\">;<\/span>\r\n50\u4ee5\u4e0a\u306eval\u3092\u3082\u3064\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u304c\u8868\u793a\u3055\u308c\u308b\r\n<\/code><\/pre>\n<p>\u6761\u4ef6\u5217\u8868<\/p>\n<div>\n<div class=\"post-table\">\u6761\u4ef6\u610f\u5473$eq\u7b49\u3057\u3044\uff08val == \u6570\u5b57\uff09$ne\u7b49\u3057\u304f\u306a\u3044\uff08val != \u6570\u5b57\uff09$gte\u4ee5\u4e0a\uff08val &gt;= \u6570\u5b57\uff09$gt\u3088\u308a\u5927\u304d\u3044\uff08val &gt; \u6570\u5b57\uff09$lte\u4ee5\u4e0b\uff08val &lt;= \u6570\u5b57\uff09$lt\u3088\u308a\u5c0f\u3055\u3044\uff08val &lt; \u6570\u5b57\uff09<\/p>\n<ul class=\"post-ul\">\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u3063\u305f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u8868\u793a<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.find<span class=\"o\">({<\/span>field: \/\u6b63\u898f\u8868\u73fe\/<span class=\"o\">})<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<p>\u203b \u53ef\u4ee5\u4f7f\u7528 JavaScript \u6b63\u5219\u8868\u8fbe\u5f0f<\/p>\n<h4>\u663e\u793a\u5177\u6709\u590d\u6742\u6761\u4ef6\u7684\u6587\u6863<\/p>\n<ul class=\"post-ul\">AND<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.find<span class=\"o\">({<\/span>field1:\u6761\u4ef6, field2:\u6761\u4ef6,...<span class=\"o\">})<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">OR<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.find<span class=\"o\">({<\/span><span class=\"nv\">$or<\/span>: <span class=\"o\">[{<\/span>field1:\u6761\u4ef6<span class=\"o\">}<\/span>,<span class=\"o\">{<\/span>field2:\u6761\u4ef6<span class=\"o\">}<\/span>,...]<span class=\"o\">})<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">IN<\/ul>\n<p>\u663e\u793a\u4e0e\u6307\u5b9a\u5b57\u6bb5\u4e2d\u7684[val1, val2, &#8230;]\u6570\u7ec4\u5185\u7684\u503c\u5339\u914d\u7684\u6587\u6863\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.find<span class=\"o\">({<\/span>field: <span class=\"o\">{<\/span><span class=\"nv\">$in<\/span>: <span class=\"o\">[<\/span>val1, val2, ...]<span class=\"o\">}})<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u6307\u5b9a\u3057\u305f\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u6301\u3064\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u8868\u793a<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.find<span class=\"o\">({<\/span>field: <span class=\"o\">{<\/span><span class=\"nv\">$exists<\/span>: <span class=\"nb\">true<\/span><span class=\"o\">}})<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<p>\u5f53\u5c06{$exists: false}\u8bbe\u7f6e\u4e3atrue\u65f6\uff0c\u5c06\u663e\u793a\u4e0d\u5177\u5907\u6307\u5b9a\u5b57\u6bb5\u7684\u6587\u6863\u3002<\/p>\n<h4>\u6574\u4e2a\u6587\u6863\u7684\u4fe1\u606f<\/p>\n<ul class=\"post-ul\">\u7279\u5b9a\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u5024\u3092\u8868\u793a(\u5c04\u5f71)<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.distinct<span class=\"o\">(<\/span>field<span class=\"o\">)<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u6570\u306e\u30ab\u30a6\u30f3\u30c8<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.count<span class=\"o\">()<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<h4>\u7f16\u8f91\u6587\u4ef6<\/p>\n<ul class=\"post-ul\">\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u66f4\u65b0 or \u8ffd\u52a0<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.update<span class=\"o\">({<\/span>field1: val1<span class=\"o\">}<\/span>, <span class=\"o\">{<\/span><span class=\"nv\">$set<\/span>: <span class=\"o\">{<\/span>field2: val2<span class=\"o\">}})<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<p>field1\u548cval1\u8868\u793a\u4e86\u7b5b\u9009\u6761\u4ef6\u3002<\/p>\n<p>field2\u8868\u793a\u4e86\u8981\u66f4\u65b0\u7684\u5b57\u6bb5\uff0cval2\u8868\u793a\u8981\u66f4\u65b0\u7684\u503c\u3002<\/p>\n<p>\u5982\u679c\u4e0d\u52a0\u4e0a$set\uff0c\u6ce8\u610f\u4f1a\u628a\u5b83\u66ff\u6362\u6389\u3002<br \/>\n\u53ea\u5bf9\u63d0\u53d6\u7684\u7b2c\u4e00\u6761\u8fdb\u884c\u66ff\u6362\u3002<\/p>\n<ul class=\"post-ul\">\u6761\u4ef6\u306b\u4e00\u81f4\u3059\u308b\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u304c\u5b58\u5728\u3057\u3066\u3044\u308c\u3070\u66f4\u65b0\u3001\u306a\u3051\u308c\u3070\u4f5c\u6210<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.update<span class=\"o\">({<\/span>field1: val1<span class=\"o\">}<\/span>, <span class=\"o\">{<\/span>field2: val2<span class=\"o\">}<\/span>, <span class=\"o\">{<\/span>upsert: <span class=\"nb\">true<\/span><span class=\"o\">})<\/span>\r\n<\/code><\/pre>\n<p>\u203b \u4e0e $set \u7684\u4e0d\u540c\u4e4b\u5904\u5728\u4e8e\u5b83\u4f1a\u66f4\u65b0\u4e0e\u6761\u4ef6\u5339\u914d\u7684\u6240\u6709\u6587\u6863\u3002<\/p>\n<p>\u901a\u8fc7\u5728\u7b2c\u4e09\u4e2a\u53c2\u6570\u4e2d\u6307\u5b9a{upsert: true}\uff0c<\/p>\n<ul class=\"post-ul\">\u6761\u4ef6\u306b\u4e00\u81f4\u3059\u308b\u5168\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u66f4\u65b0<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.update<span class=\"o\">({<\/span>field1: val1<span class=\"o\">}<\/span>, <span class=\"o\">{<\/span><span class=\"nv\">$set<\/span>: <span class=\"o\">{<\/span>field2: val2<span class=\"o\">}}<\/span>, <span class=\"o\">{<\/span>multi: <span class=\"nb\">true<\/span><span class=\"o\">})<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<p>\u203b\u9700\u8981\u4fee\u6539\u7684\u5bf9\u8c61\u662f\u96c6\u5408\u4e2d\u5177\u6709field1: val1\u7684\u6587\u6863\u3002<\/p>\n<ul class=\"post-ul\">\u5024\u3092\u5143\u306b\u66f4\u65b0\u3059\u308b\u5834\u5408<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.update<span class=\"o\">({<\/span>field1: val1<span class=\"o\">}<\/span>, <span class=\"o\">{<\/span><span class=\"nv\">$inc<\/span>: <span class=\"o\">{<\/span>field2: val2<span class=\"o\">}})<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<p>\u5c06\u539f\u59cb\u503c\u4e0eval2\u76f8\u52a0\u5e76\u66f4\u65b0<\/p>\n<ul class=\"post-ul\">\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u540d\u524d\u3092\u5909\u66f4<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.update<span class=\"o\">({<\/span>field1: val1<span class=\"o\">}<\/span>, <span class=\"o\">{<\/span><span class=\"nv\">$rename<\/span>: <span class=\"o\">{<\/span>field2: <span class=\"s2\">\"new_field\"<\/span><span class=\"o\">}})<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<p>\u5c06field2\u7684\u540d\u79f0\u66f4\u6539\u4e3anew_field\u3002<\/p>\n<ul class=\"post-ul\">\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u524a\u9664<\/ul>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.update<span class=\"o\">({<\/span>field1: val1<span class=\"o\">}<\/span>, <span class=\"o\">{<\/span><span class=\"nv\">$unset<\/span>: <span class=\"o\">{<\/span>field2: <span class=\"s2\">\"\"<\/span><span class=\"o\">}})<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<p>\u5220\u9664field2<\/p>\n<h3>\u5bf9\u7d22\u5f15\u8fdb\u884c\u64cd\u4f5c<\/p>\n<ul class=\"post-ul\">\u30e1\u30ea\u30c3\u30c8<\/ul>\n<p>\u901a\u8fc7\u5728\u5b57\u6bb5\u4e0a\u521b\u5efa\u7d22\u5f15\uff0c\u53ef\u4ee5\u52a0\u5feb\u6570\u636e\u7684\u641c\u7d22\u901f\u5ea6\u3002<\/p>\n<ul class=\"post-ul\">\u30c7\u30e1\u30ea\u30c3\u30c8<\/ul>\n<p>\u6bcf\u6b21\u6dfb\u52a0\u6570\u636e\u90fd\u9700\u8981\u5206\u914d\u9002\u5f53\u7684\u7d22\u5f15\uff0c\u53cd\u4e4b\u53ef\u80fd\u5bfc\u81f4\u6548\u7387\u4f4e\u4e0b\u3002<\/p>\n<h4>\u663e\u793a\u7d22\u5f15<\/p>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.getIndexes<span class=\"o\">()<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<h4>\u6dfb\u52a0\u7d22\u5f15<\/p>\n<pre class=\"post-pre\"><code><span class=\"c\"># \u6607\u9806\u306b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4ed8\u4e0e\u3059\u308b\u5834\u5408<\/span>\r\n<span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.createIndex<span class=\"o\">({<\/span>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u540d: 1<span class=\"o\">})<\/span>\r\n\r\n<span class=\"c\"># \u964d\u9806\u306b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4ed8\u4e0e\u3059\u308b\u5834\u5408<\/span>\r\n<span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.createIndex<span class=\"o\">({<\/span>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u540d: <span class=\"nt\">-1<\/span><span class=\"o\">})<\/span>\r\n<\/code><\/pre>\n<h4>\u552f\u4e00\u6807\u8bc6\u7684\u6307\u5b9a\u901a\u8fc7\u6307\u5b9a\u7d22\u5f15\u4e3a\u552f\u4e00\uff0c\u53ef\u4ee5\u7981\u6b62\u6570\u636e\u91cd\u590d\u3002<\/p>\n<p>\u53ea\u9700\u4e00\u4e2a\u9009\u9879\uff1a\u901a\u8fc7\u5728\u7d22\u5f15\u4e2d\u6307\u5b9a\u552f\u4e00\u6027\uff0c\u53ef\u4ee5\u9632\u6b62\u6570\u636e\u91cd\u590d\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.createIndex<span class=\"o\">({<\/span>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u540d: 1<span class=\"o\">}<\/span>, <span class=\"o\">{<\/span>unique: <span class=\"nb\">true<\/span><span class=\"o\">})<\/span>\r\n<\/code><\/pre>\n<h4>\u5220\u9664\u7d22\u5f15<\/p>\n<pre class=\"post-pre\"><code><span class=\"c\"># \u6607\u9806\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9<\/span>\r\n<span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.dropIndex<span class=\"o\">(<\/span><span class=\"s2\">\"\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u540d_1\"<\/span><span class=\"o\">)<\/span>\r\n\r\n<span class=\"c\"># \u964d\u9806\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9<\/span>\r\n<span class=\"o\">&gt;<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.dropIndex<span class=\"o\">(<\/span><span class=\"s2\">\"\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u540d_-1\"<\/span><span class=\"o\">)<\/span>\r\n<\/code><\/pre>\n<p>\u5982\u679c\u5fd8\u8bb0\u662f\u6309\u5347\u5e8f\u8fd8\u662f\u964d\u5e8f\u6392\u5217\u7684\u8bdd\uff0c\u53ef\u4ee5\u901a\u8fc7getIndexes()\u6765\u786e\u8ba4\u3002<\/p>\n<h2>\u5907\u4efd\u548c\u6062\u590d<\/p>\n<h4>\u5907\u4efd<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>mongodump <span class=\"nt\">-d<\/span> \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u540d\r\n<\/code><\/pre>\n<p>\u5f53\u524d\u76ee\u5f55\u5c06\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a&#8221;dump&#8221;\u7684\u6587\u4ef6\u5939\u3002<\/p>\n<h4>\u590d\u539f (f\u00f9<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>mongorestore <span class=\"nt\">--drop<\/span>\r\n<\/code><\/pre>\n<p>\u6dfb\u52a0\u201c&#8211;drop\u201d\u9009\u9879\u540e\uff0c\u4f1a\u5220\u9664\u73b0\u6709\u7684\u6570\u636e\u5e93\u5e76\u66ff\u6362\u4e3a\u5907\u4efd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9996\u5148\u8fd9\u662f\u6211\u52c9\u5f3a\u6574\u7406\u7684\u4e1c\u897f \u203b \u5982\u679c\u662f\u6211\uff0c\u6211\u80fd\u7406\u89e3\u3002 MongoDB\u7684\u6982\u8ff0 \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u601d\u8003 &nbsp; No [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-29938","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 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content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u5982\u679c\u662f\u6211\uff0c\u6211\u80fd\u7406\u89e3mongodb\u3002\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-02-28T04:54:48+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-12T08:41:26+00:00\" \/>\n<meta name=\"author\" content=\"\u79d1, \u96c5\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u79d1, \u96c5\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\" \/>\n<script type=\"application\/ld+json\" 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