{"id":29933,"date":"2022-12-31T00:44:00","date_gmt":"2022-12-07T13:02:56","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%b0%9d%e8%af%95%e5%85%a5%e9%97%a8mongodb%ef%bc%881%ef%bc%89%ef%bc%9acrud%e6%93%8d%e4%bd%9c\/"},"modified":"2025-08-12T16:39:51","modified_gmt":"2025-08-12T08:39:51","slug":"%e5%b0%9d%e8%af%95%e5%85%a5%e9%97%a8mongodb%ef%bc%881%ef%bc%89%ef%bc%9acrud%e6%93%8d%e4%bd%9c","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%b0%9d%e8%af%95%e5%85%a5%e9%97%a8mongodb%ef%bc%881%ef%bc%89%ef%bc%9acrud%e6%93%8d%e4%bd%9c\/","title":{"rendered":"\u5c1d\u8bd5\u5165\u95e8MongoDB\uff081\uff09\uff1aCRUD\u64cd\u4f5c"},"content":{"rendered":"<p>\u8fd9\u7bc7\u6587\u7ae0\u6ca1\u6709\u7279\u5b9a\u7684\u903b\u8f91\u7ed3\u6784\uff0c\u51e0\u4e4e\u662f\u4e3a\u4e86\u81ea\u5df1\u505a\u5907\u5fd8\u5f55\u800c\u968f\u610f\u4e66\u5199\u7684\u3002<\/p>\n<p>\u8bf7\u6ce8\u610f\u6211\u4eec\u4f7f\u7528\u7684\u662fPercona Server for MongoDB\uff0c\u800c\u4e0d\u662f\u539f\u7248\u7684MongoDB\u3002<\/p>\n<h1>\u7684\u662f\u4ec0\u4e48\uff1f<\/h1>\n<p>\u5b66\u4e60mongoDB\u7684\u57fa\u672c\u64cd\u4f5c\u65b9\u6cd5\uff08CRUD\uff09\u3002<\/p>\n<h1>\u5f15\u5165MongoDB<\/h1>\n<p>\u5728\u8fd9\u91cc\uff0c\u6545\u610f\u9009\u62e9\u4e86Percona server for MongoDB\u800c\u4e0d\u662f\u5b98\u65b9\u7684\u539f\u88c5MongoDB\u3002\u901a\u8fc7\u5f15\u5165\u5b98\u65b9\u7684Docker\u6620\u50cf\u6765\u8fdb\u884c\u5b89\u88c5\u8bbe\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nb\">sudo <\/span>docker pull percona\/percona-server-mongodb\r\n<span class=\"nb\">sudo <\/span>docker run <span class=\"nt\">-d<\/span> <span class=\"nt\">--name<\/span> percona <span class=\"nt\">-p<\/span> 3306:3306 percona\/percona-server-mongodb\r\n<\/code><\/pre>\n<p>\u542f\u52a8\u5df2\u5b8c\u6210\u3002<\/p>\n<h1>\u4f7f\u7528MongoDB<\/h1>\n<h2>\u8fde\u63a5\u5230MongoDB<\/h2>\n<pre class=\"post-pre\"><code><span class=\"nb\">sudo <\/span>docker <span class=\"nb\">exec<\/span> <span class=\"nt\">-it<\/span> percona \/bin\/bash\r\nmongo\r\n<\/code><\/pre>\n<p>\u8fde\u63a5\u6b63\u5e38\u3002<\/p>\n<h2>\u5bf9\u4e8e\u6587\u6863\u7684\u521b\u5efa\u3001\u8bfb\u53d6\u3001\u66f4\u65b0\u548c\u5220\u9664\u64cd\u4f5c (CRUD)\u3002<\/h2>\n<h3>\u521b\u5efa\u6587\u4ef6<\/h3>\n<pre class=\"post-pre\"><code>mongo\r\nuse foo\r\n<\/code><\/pre>\n<p>\u5728mongo\u547d\u4ee4\u4e2d\u6307\u5b9a\u8981\u4f7f\u7528\u7684\u6570\u636e\u5e93\u540d\u79f0\u4ee5\u8fdb\u5165mongo shell\u3002<\/p>\n<pre class=\"post-pre\"><code>db.sample.insert<span class=\"o\">({<\/span>name: <span class=\"s2\">\"test\"<\/span><span class=\"o\">})<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.count<span class=\"o\">()<\/span>\r\n1\r\n<\/code><\/pre>\n<h3>\u6587\u6863\u8bfb\u53d6<\/h3>\n<p>\u5728find\u65b9\u6cd5\u4e2d\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u4f1a\u8fd4\u56de\u4e00\u5b9a\u6570\u91cf\uff08\u9ed8\u8ba4\u4e3a20\u4e2a\uff09\u7684\u6e38\u6807\u3002<\/p>\n<pre class=\"post-pre\"><code>db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.find<span class=\"o\">()<\/span>\r\n<span class=\"o\">{<\/span> <span class=\"s2\">\"_id\"<\/span> : ObjectId<span class=\"o\">(<\/span><span class=\"s2\">\"5867deb238a8218f8be46c55\"<\/span><span class=\"o\">)<\/span>, <span class=\"s2\">\"name\"<\/span> : <span class=\"s2\">\"test\"<\/span> <span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5728findOne\u4e2d\u8fd4\u56de\u5355\u4e2a\u6587\u6863\u3002<\/p>\n<pre class=\"post-pre\"><code>db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.findOne<span class=\"o\">()<\/span>\r\n<span class=\"o\">{<\/span> <span class=\"s2\">\"_id\"<\/span> : ObjectId<span class=\"o\">(<\/span><span class=\"s2\">\"5867deb238a8218f8be46c55\"<\/span><span class=\"o\">)<\/span>, <span class=\"s2\">\"name\"<\/span> : <span class=\"s2\">\"test\"<\/span> <span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.find<span class=\"o\">(<\/span>\u691c\u7d22\u6761\u4ef6, \u5c04\u5f71<span class=\"o\">)<\/span>\r\ndb.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.findOne<span class=\"o\">(<\/span>\u691c\u7d22\u6761\u4ef6, \u5c04\u5f71<span class=\"o\">)<\/span>\r\n<\/code><\/pre>\n<h4>\u6761\u4ef6\u7b5b\u9009\u64cd\u4f5c\u7b26<\/h4>\n<h5>\u786e\u8ba4\u8303\u56f4<\/h5>\n<p>\u5728\u641c\u7d22\u6761\u4ef6\u4e2d\uff0c\u4e0d\u4ec5\u53ef\u4ee5\u5339\u914d\uff0c\u8fd8\u53ef\u4ee5\u6307\u5b9a\u6570\u5b57\u8303\u56f4\u3002<\/p>\n<div>\n<div class=\"post-table\">\u30aa\u30da\u30ec\u30fc\u30bf\u610f\u5473$gt\u301c\u3088\u308a\u5927\u304d\u3044(Greater Than)$gte\u301c\u4ee5\u4e0a(Greater Than or Equal$lt\u301c\u672a\u6e80(Less Than)$lte\u301c\u4ee5\u4e0b(Less Than or Equal<\/div>\n<\/div>\n<h5>\u68c0\u67e5\u5b57\u6bb5\u662f\u5426\u5b58\u5728($exists)<\/h5>\n<pre class=\"post-pre\"><code>db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.find<span class=\"o\">({<\/span>\u30d5\u30a3\u30fc\u30eb\u30c9\u540d: <span class=\"o\">{<\/span><span class=\"nv\">$exists<\/span>: <span class=\"nb\">true<\/span><span class=\"o\">}})<\/span>\r\n<\/code><\/pre>\n<p>\u663e\u793a\u5177\u6709\u7279\u5b9a\u5b57\u6bb5\u540d\u79f0\u7684\u6587\u6863\u3002<\/p>\n<h3>\u6587\u6863\u7684\u66f4\u65b0\u300c\u66f4\u65b0\u300d<\/h3>\n<pre class=\"post-pre\"><code>var doc1 <span class=\"o\">=<\/span> db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.findOne<span class=\"o\">()<\/span>\r\ndoc1.\u30d5\u30a3\u30fc\u30eb\u30c9\u540d <span class=\"o\">=<\/span> \u66f4\u65b0\u5024\r\n<\/code><\/pre>\n<h4>\u901a\u8fc7\u64cd\u4f5c\u5458\u7684\u64cd\u4f5c<\/h4>\n<p>\u5728\u66f4\u65b0\u6587\u6863\u7684\u503c\uff08\u5c24\u5176\u662f\u6570\u503c\uff09\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u8fd0\u7b97\u7b26\u3002<\/p>\n<div>\n<div class=\"post-table\">\u30aa\u30da\u30ec\u30fc\u30bf\u5185\u5bb9$set\u5024\u306e\u8a2d\u5b9a$inc\u5024\u306e\u52a0\u7b97(\u6e1b\u7b97)$mul\u5024\u306e\u4e57\u7b97(\u9664\u7b97)$unset\u5024\u306e\u524a\u9664<\/div>\n<\/div>\n<h5>\u4f7f\u7528$set\u64cd\u4f5c\u7b26\u8fdb\u884c\u5b57\u6bb5\u66f4\u65b0\u548c\u6dfb\u52a0<\/h5>\n<pre class=\"post-pre\"><code>db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.update<span class=\"o\">({<\/span>\u691c\u7d22\u6761\u4ef6<span class=\"o\">}<\/span>, <span class=\"o\">{<\/span><span class=\"nv\">$set<\/span>: <span class=\"o\">{<\/span>\u30ad\u30fc: \u5024, ... <span class=\"o\">})<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u66f4\u65b0\u6570\u503c\u4fe1\u606f\u65f6\uff0c\u4f7f\u7528inc\u64cd\u4f5c\u7b26\u6bd4set\u64cd\u4f5c\u7b26\u66f4\u597d\u5417\uff1f<\/p>\n<h5>\u4f7f\u7528$inc\u64cd\u4f5c\u7b26\u5bf9\u5b57\u6bb5\u503c\u8fdb\u884c\u539f\u5b50\u66f4\u65b0\uff08\u589e\u52a0\uff09<\/h5>\n<pre class=\"post-pre\"><code>db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.update<span class=\"o\">({<\/span>\u691c\u7d22\u6761\u4ef6<span class=\"o\">}<\/span>, <span class=\"o\">{<\/span><span class=\"nv\">$inc<\/span>: <span class=\"o\">{<\/span>\u30ad\u30fc: \u52a0\u7b97\u5024, ...<span class=\"o\">}})<\/span>\r\n<\/code><\/pre>\n<p>\u53ef\u4ee5\u5bf9\u5df2\u7ecf\u5b58\u5728\u7684\u952e\u5bf9\u5e94\u7684\u503c\u8fdb\u884c\u539f\u5b50\u6027\u63cf\u8ff0\u7684\u64cd\u4f5c\u3002<\/p>\n<h5>\u4f7f\u7528$mul\u64cd\u4f5c\u7b26\u5bf9\u5b57\u6bb5\u503c\u8fdb\u884c\u539f\u5b50\u5316\u66f4\u65b0\uff08\u4e58\u6cd5\u64cd\u4f5c\uff09\u3002<\/h5>\n<pre class=\"post-pre\"><code>db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.update<span class=\"o\">({<\/span>\u691c\u7d22\u6761\u4ef6<span class=\"o\">}<\/span>, <span class=\"o\">{<\/span><span class=\"nv\">$mul<\/span>: <span class=\"o\">{<\/span>\u30ad\u30fc: \u4e57\u7b97\u5024, ...<span class=\"o\">}})<\/span>\r\n<\/code><\/pre>\n<h5>\u4f7f\u7528$unset\u64cd\u4f5c\u7b26\u5220\u9664\u5b57\u6bb5<\/h5>\n<pre class=\"post-pre\"><code>db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.update<span class=\"o\">({<\/span>\u691c\u7d22\u6761\u4ef6<span class=\"o\">}<\/span>, <span class=\"o\">{<\/span><span class=\"nv\">$unset<\/span>: <span class=\"o\">{<\/span>\u30ad\u30fc: \u5024, ...<span class=\"o\">}})<\/span>\r\n<\/code><\/pre>\n<p>\u5728$unset\u5185\u90e8\u6307\u5b9a\u7684\u503c\u662f\u6ca1\u6709\u610f\u4e49\u7684\u3002<\/p>\n<h4>\u64cd\u4f5c\u6570\u7ec4<\/h4>\n<p>\u4e0d\u4ec5\u9700\u8981\u5355\u72ec\u7684\u503c\uff0c\u8fd8\u9700\u8981\u5bf9\u6570\u7ec4\u8fdb\u884c\u64cd\u4f5c\u3002<\/p>\n<p>\u6570\u7ec4\u64cd\u4f5c\u7b26\u5982\u4e0b\u6240\u793a\u3002<\/p>\n<div>\n<div class=\"post-table\">\u30aa\u30da\u30ec\u30fc\u30bf\u610f\u5473$push\u8981\u7d20\u306e\u672b\u5c3e\u306b\u8981\u7d20\u3092\u4e00\u3064\u8ffd\u52a0$pop\u8981\u7d20\u306e\u4e00\u3064\u3092\u524a\u9664$pull\u6307\u5b9a\u6761\u4ef6\u306b\u30de\u30c3\u30c1\u3059\u308b\u8981\u7d20\u3092\u4e00\u3064\u524a\u9664$pullAll\u6307\u5b9a\u6761\u4ef6\u306b\u30de\u30c3\u30c1\u3059\u308b\u8981\u7d20\u3059\u3079\u3066\u524a\u9664<\/div>\n<\/div>\n<h5>\u901a\u8fc7$push\u65b9\u6cd5\u6dfb\u52a0\u5143\u7d20\u3002<\/h5>\n<pre class=\"post-pre\"><code>db.col1.insert<span class=\"o\">({<\/span>ary: <span class=\"o\">[<\/span>0, 1, 2, 3, 2, 1, 0]<span class=\"o\">})<\/span>\r\ndb.col1.update<span class=\"o\">({<\/span>ary: <span class=\"o\">{<\/span><span class=\"nv\">$exists<\/span>: <span class=\"nb\">true<\/span><span class=\"o\">}}<\/span>, <span class=\"o\">{<\/span><span class=\"nv\">$push<\/span>: <span class=\"o\">{<\/span>ary: 10<span class=\"o\">}})<\/span>\r\n<\/code><\/pre>\n<h5>\u4f7f\u7528$pop\u5220\u9664\u503c<\/h5>\n<pre class=\"post-pre\"><code>db.col1.update<span class=\"o\">({<\/span>ary: <span class=\"o\">{<\/span><span class=\"nv\">$exists<\/span>: <span class=\"nb\">true<\/span><span class=\"o\">}}<\/span>, <span class=\"o\">{<\/span><span class=\"nv\">$pop<\/span>: <span class=\"o\">{<\/span>ary: <span class=\"nt\">-1<\/span><span class=\"o\">}})<\/span>\r\n<\/code><\/pre>\n<p>\u5f53\u5728$pop\u4e2d\u6307\u5b9a&#8221;-1&#8243;\u65f6\uff0c\u5c06\u4f1a\u5220\u9664\u6570\u7ec4\u7684\u7b2c\u4e00\u4e2a\u503c\u3002<br \/>\n\u5f53\u6307\u5b9a\u5176\u4ed6\u503c\u65f6\uff0c\u5c06\u4f1a\u5220\u9664\u6570\u7ec4\u7684\u6700\u540e\u4e00\u4e2a\u503c\u3002<\/p>\n<h5>\u4f7f\u7528$pull\u8fdb\u884c\u6279\u91cf\u5220\u9664\u3002<\/h5>\n<p>\u5220\u9664\u4e0e\u6761\u4ef6\u5339\u914d\u7684\u5143\u7d20\u3002<\/p>\n<pre class=\"post-pre\"><code>db.col1.update<span class=\"o\">({<\/span>ary: <span class=\"o\">{<\/span><span class=\"nv\">$exists<\/span>: <span class=\"nb\">true<\/span><span class=\"o\">}}<\/span>, <span class=\"o\">{<\/span><span class=\"nv\">$pull<\/span>: <span class=\"o\">{<\/span>ary: <span class=\"o\">{<\/span><span class=\"nv\">$gte<\/span>: 2<span class=\"o\">}}})<\/span>\r\n<\/code><\/pre>\n<p>\u5982\u679c ary \u4e2d\u7684\u503c\u5927\u4e8e 2\uff0c\u5219\u5220\u9664<\/p>\n<h5>\u4f7f\u7528$pullAll\u8fdb\u884c\u6279\u91cf\u5220\u9664<\/h5>\n<p>\u5220\u9664\u7b26\u5408\u6761\u4ef6\u7684\u5143\u7d20\u3002<\/p>\n<pre class=\"post-pre\"><code>db.col1.update<span class=\"o\">({<\/span>ary: <span class=\"o\">{<\/span><span class=\"nv\">$exists<\/span>: <span class=\"nb\">true<\/span><span class=\"o\">}}<\/span>, <span class=\"o\">{<\/span><span class=\"nv\">$pullAll<\/span>: <span class=\"o\">{<\/span>ary: <span class=\"o\">[<\/span>1,2]<span class=\"o\">}})<\/span>\r\n<\/code><\/pre>\n<p>\u5982\u679c ary \u4e2d\u7684\u503c\u4e3a 1 \u6216 2\uff0c\u5219\u5220\u9664\u3002<\/p>\n<h4>\u7279\u522b\u7684\u66f4\u65b0\u64cd\u4f5c\uff08\u4fdd\u5b58\uff0c\u66f4\u65b0\uff09<\/h4>\n<p>\u5b58\u5728\u4e24\u79cd\u60c5\u51b5\uff0c\u5373\u5728\u6587\u6863\u72b6\u6001\u4e0a\u53d8\u5316\u65f6\uff0c\u5206\u522b\u4e3a\u4fdd\u5b58\uff08save\uff09\u548c\u66f4\u65b0\u63d2\u5165\uff08upsert\uff09\u64cd\u4f5c\u3002<\/p>\n<h5>\u4fdd\u5b58<\/h5>\n<pre class=\"post-pre\"><code>db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.save<span class=\"o\">(<\/span>\u633f\u5165\u30fb\u66f4\u65b0\u3057\u305f\u3044\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<span class=\"o\">)<\/span>\r\n<\/code><\/pre>\n<p>\u6839\u636e\u8981\u63d2\u5165\u6216\u66f4\u65b0\u7684\u6587\u6863\u7684_id\u5b57\u6bb5\uff0c\u64cd\u4f5c\u4f1a\u53d1\u751f\u53d8\u5316\u3002<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u5982\u679c_id\u4e0e\u73b0\u6709\u6587\u6863\u5339\u914d =&gt; \u66f4\u65b0<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\u5982\u679c_id\u4e0e\u73b0\u6709\u6587\u6863\u4e0d\u5339\u914d\uff08\u6216\u65e0_id\uff09 =&gt; \u63d2\u5165<\/ol>\n<h5>\u66f4\u65b0\u6216\u63d2\u5165<\/h5>\n<pre class=\"post-pre\"><code>db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.update<span class=\"o\">(<\/span>\u691c\u7d22\u6761\u4ef6, \u633f\u5165or\u66f4\u65b0\u3057\u305f\u3044\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5185\u5bb9, <span class=\"o\">{<\/span>upsert: <span class=\"nb\">true<\/span><span class=\"o\">})<\/span>\r\n<\/code><\/pre>\n<h3>\u6279\u91cf\u66f4\u65b0\u591a\u4e2a\u6587\u6863<\/h3>\n<pre class=\"post-pre\"><code>db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.update<span class=\"o\">(<\/span>\u691c\u7d22\u6761\u4ef6, \u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u5185\u5bb9, <span class=\"o\">{<\/span>multi:true<span class=\"o\">})<\/span>\r\n<\/code><\/pre>\n<h3>\u5728\u4e2d\u6587\u4e2d\u8fdb\u884c\u6279\u91cf\u641c\u7d22\u548c\u4fee\u6b63\uff08findAndModify\uff09\u3002<\/h3>\n<pre class=\"post-pre\"><code>db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.findAndModify(\r\n    query: \u691c\u7d22\u6761\u4ef6,\r\n    sort: \u30bd\u30fc\u30c8\u6761\u4ef6,\r\n    remove: \u524a\u9664\u6307\u5b9a,\r\n    update: \u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u6307\u5b9a,\r\n    new: \u95a2\u6570\u306e\u8fd4\u308a\u5024\u6307\u5b9a,\r\n    fields: \u8fd4\u308a\u5024\u306e\u5c04\u5f71(sql\u306eselect\u306b\u76f8\u5f53),\r\n    bypassDocumentValidation: \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u6709\u7121,\r\n    writeConcern: \u66f8\u304d\u8fbc\u307f\u6761\u4ef6\r\n)\r\n<\/code><\/pre>\n<h3>\u5220\u9664<\/h3>\n<h4>\u5220\u9664\u6587\u4ef6<\/h4>\n<pre class=\"post-pre\"><code>db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.remove<span class=\"o\">(<\/span>\u691c\u7d22\u6761\u4ef6<span class=\"o\">)<\/span>\r\n<\/code><\/pre>\n<h4>\u5220\u9664\u6536\u85cf<\/h4>\n<pre class=\"post-pre\"><code>db.\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u540d.drop<span class=\"o\">()<\/span>\r\n<\/code><\/pre>\n<h4>\u5220\u9664\u6570\u636e\u5e93<\/h4>\n<pre class=\"post-pre\"><code>use \u524a\u9664\u3057\u305f\u3044\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u540d\r\ndb.dropDatabase<span class=\"o\">()<\/span>\r\n<\/code><\/pre>\n<h1>\u6587\u732e\u5f15\u7528<\/h1>\n<p>\u300a\u521d\u6b21\u4f7f\u7528MongoDB\u300b\u662f\u5c0f\u7b20\u539f\u5fb7\u5f66\u6240\u8457\u7684\u4e00\u672c\u5de5\u5b66\u793e\u51fa\u7248\u7684\u4e66\u7c4d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8fd9\u7bc7\u6587\u7ae0\u6ca1\u6709\u7279\u5b9a\u7684\u903b\u8f91\u7ed3\u6784\uff0c\u51e0\u4e4e\u662f\u4e3a\u4e86\u81ea\u5df1\u505a\u5907\u5fd8\u5f55\u800c\u968f\u610f\u4e66\u5199\u7684\u3002 \u8bf7\u6ce8\u610f\u6211\u4eec\u4f7f\u7528\u7684\u662fPercona Serve [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-29933","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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