{"id":179,"date":"2013-07-07T14:50:26","date_gmt":"2013-07-07T06:50:26","guid":{"rendered":"http:\/\/xl.myfansla.com\/?p=179"},"modified":"2013-07-07T14:50:26","modified_gmt":"2013-07-07T06:50:26","slug":"php_mongodb%e7%9a%84%e5%88%9d%e5%ad%a6%e4%b9%a0%e8%ae%b0%e5%bd%95","status":"publish","type":"post","link":"https:\/\/www.xiaoxiaoliang.com\/?p=179","title":{"rendered":"PHP_MongoDB\u7684\u521d\u5b66\u4e60\u8bb0\u5f55"},"content":{"rendered":"
\n
\n
<?php
\n\/**
\n* PHP\u64cd\u4f5cMongoDB\u5b66\u4e60\u7b14\u8bb0
\n*\/
\n\/\/*************************
\n\/\/**\u00a0\u00a0 \u8fde\u63a5MongoDB\u6570\u636e\u5e93\u00a0 **\/\/
\n\/\/*************************
\n\/\/\u683c\u5f0f=>(\u201cmongodb:\/\/\u7528\u6237\u540d:\u5bc6\u7801 @\u5730\u5740:\u7aef\u53e3\/\u9ed8\u8ba4\u6307\u5b9a\u6570\u636e\u5e93\u201d,\u53c2\u6570)
\n$conn = new Mongo();
\n\/\/\u53ef\u4ee5\u7b80\u5199\u4e3a
\n\/\/$conn=new Mongo(); #\u8fde\u63a5\u672c\u5730\u4e3b\u673a,\u9ed8\u8ba4\u7aef\u53e3.
\n\/\/$conn=new Mongo(\u201c172.21.15.69\u2033); #\u8fde\u63a5\u8fdc\u7a0b\u4e3b\u673a
\n\/\/$conn=new Mongo(\u201cxiaocai.loc:10086\u2033); #\u8fde\u63a5\u6307\u5b9a\u7aef\u53e3\u8fdc\u7a0b\u4e3b\u673a
\n\/\/$conn=new Mongo(\u201cxiaocai.loc\u201d,array(\u201creplicaSet\u201d=>true)); #\u8d1f\u8f7d\u5747\u8861
\n\/\/$conn=new Mongo(\u201cxiaocai.loc\u201d,array(\u201cpersist\u201d=>\u201dt\u201d)); #\u6301\u4e45\u8fde\u63a5
\n\/\/$conn=new Mongo(\u201cmongodb:\/\/sa:123@localhost\u201d); #\u5e26\u7528\u6237\u540d\u5bc6\u7801
\n\/\/$conn=new Mongo(\u201cmongodb:\/\/localhost:27017,localhost:27018\u2033); #\u8fde\u63a5\u591a\u4e2a\u670d\u52a1\u5668
\n\/\/$conn=new Mongo(\u201cmongodb:\/\/\/tmp\/mongo-27017.sock\u201d); #\u57df\u5957\u63a5\u5b57
\n\/\/$conn=new Mongo(\u201cmongodb:\/\/admin_miss:miss@localhost:27017\/test\u201d,array(\u2018persist\u2019=>\u2019p’,\u201dreplicaSet\u201d=>true)); #\u5b8c\u6574
\n\/\/\u8be6\u7ec6\u8d44\u6599:http:\/\/www.php.net\/manual\/en\/mongo.connecting.php<\/a>
\n\/\/*************************
\n\/\/**\u00a0\u00a0 \u9009\u62e9\u6570\u636e\u5e93\u4e0e\u8868\u00a0\u00a0\u00a0 **\/\/
\n\/\/*************************
\n$db=$conn->mydb; #\u9009\u62e9mydb\u6570\u636e\u5e93
\n\/\/$db=$conn->selectDB(\u201cmydb\u201d); #\u7b2c\u4e8c\u79cd\u5199\u6cd5
\n$collection=$db->column; #\u9009\u62e9\u96c6\u5408(\u9009\u62e9\u2019\u8868\u2019)
\n\/\/$collection=$db->selectCollection(\u2018column\u2019); #\u7b2c\u4e8c\u79cd\u5199\u6cd5
\n\/\/$collection=$conn->mydb->column; #\u66f4\u7b80\u6d01\u7684\u5199\u6cd5
\n\/\/\u6ce8\u610f:1.\u6570\u636e\u5e93\u548c\u96c6\u5408\u4e0d\u9700\u8981\u4e8b\u5148\u521b\u5efa,\u82e5\u5b83\u4eec\u4e0d\u5b58\u5728\u5219\u4f1a\u81ea\u52a8\u521b\u5efa\u5b83\u4eec.
\n\/\/\u00a0\u00a0 2.\u6ce8\u610f\u9519\u522b\u5b57,\u4f60\u53ef\u80fd\u4f1a\u65e0\u610f\u95f4\u7684\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u6570\u636e\u5e93(\u4e0e\u539f\u5148\u7684\u6570\u636e\u5e93\u6df7\u4e71).
\n\/\/*************************
\n\/\/**\u00a0\u00a0 \u63d2\u5165\u6587\u6863\u00a0\u00a0\u00a0\u00a0 **\/\/
\n\/\/*************************
\n\/\/**\u5411\u96c6\u5408\u4e2d\u63d2\u5165\u6570\u636e,\u8fd4\u56debool\u5224\u65ad\u662f\u5426\u63d2\u5165\u6210\u529f. **\/
\n$array=array(\u2018column_name\u2019=>\u2019col\u2019.rand(100,999),\u2019column_exp\u2019=>\u2019xiaocai\u2019);
\n$result=$collection->insert($array); #\u7b80\u5355\u63d2\u5165
\necho \u201c\u65b0\u8bb0\u5f55ID:\u201d.$array[‘_id’]; #MongoDB\u4f1a\u8fd4\u56de\u4e00\u4e2a\u8bb0\u5f55\u6807\u8bc6
\nvar_dump($result); #\u8fd4\u56de:bool(true)
\n\/\/**\u5411\u96c6\u5408\u4e2d\u5b89\u5168\u63d2\u5165\u6570\u636e,\u8fd4\u56de\u63d2\u5165\u72b6\u6001(\u6570\u7ec4). **\/
\n$array=array(\u2018column_name\u2019=>\u2019col\u2019.rand(100,999),\u2019column_exp\u2019=>\u2019xiaocai2\u2032);
\n$result=$collection->insert($array,true); #\u7528\u4e8e\u7b49\u5f85MongoDB\u5b8c\u6210\u64cd\u4f5c,\u4ee5\u4fbf\u786e\u5b9a\u662f\u5426\u6210\u529f.(\u5f53\u6709\u5927\u91cf\u8bb0\u5f55\u63d2\u5165\u65f6\u4f7f\u7528\u8be5\u53c2\u6570\u4f1a\u6bd4\u8f83\u6709\u7528)
\necho \u201c\u65b0\u8bb0\u5f55ID:\u201d.$array[‘_id’]; #MongoDB\u4f1a\u8fd4\u56de\u4e00\u4e2a\u8bb0\u5f55\u6807\u8bc6
\nvar_dump($result); #\u8fd4\u56de:array(3) { [“err”]=> NULL [“n”]=> int(0) [“ok”]=> float(1) }
\n\/\/**\u5b8c\u6574\u7684\u5199\u6cd5 **\/
\n#insert($array,array(\u2018safe\u2019=>false,\u2019fsync\u2019=>false,\u2019timeout\u2019=>10000))
\n\/*
\n* *
\n* \u5b8c\u6574\u683c\u5f0f:insert ( array $a [, array $options = array() ] )
\n*\u00a0\u00a0\u00a0 insert(array(),array(\u2018safe\u2019=>false,\u2019fsync\u2019=>false,\u2019timeout\u2019=>10000))
\n*\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u53c2\u6570:safe:\u9ed8\u8ba4false,\u662f\u5426\u5b89\u5168\u5199\u5165
\n*\u00a0\u00a0 fsync:\u9ed8\u8ba4false,\u662f\u5426\u5f3a\u5236\u63d2\u5165\u5230\u540c\u6b65\u5230\u78c1\u76d8
\n*\u00a0\u00a0\u00a0\u00a0 timeout:\u8d85\u65f6\u65f6\u95f4(\u6beb\u79d2)
\n*
\n* \u63d2\u5165\u7ed3\u679c:{ \u201c_id\u201d : ObjectId(\u201c4d63552ad549a02c01000009\u2033), \u201ccolumn_name\u201d : \u201ccol770\u2033, \u201ccolumn_exp\u201d : \u201cxiaocai\u201d }
\n*\u00a0\u00a0\u00a0 \u2019_id\u2019\u4e3a\u4e3b\u952e\u5b57\u6bb5,\u5728\u63d2\u5165\u662fMongoDB\u81ea\u52a8\u6dfb\u52a0.
\n*
\n*\u00a0\u00a0\u00a0 \u6ce8\u610f:1.\u4ee5\u4e0b\u4e24\u6b21\u63d2\u5165\u7684\u4e3a\u540c\u4e00\u6761\u8bb0\u5f55(\u76f8\u540c\u7684_id),\u56e0\u4e3a\u5b83\u4eec\u7684\u503c\u76f8\u540c\u3002
\n*\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 $collection->insert(array(\u2018column_name\u2019=>\u2019xiaocai\u2019));
\n*\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 $collection->insert(array(\u2018column_name\u2019=>\u2019xiaocai\u2019));
\n*\u00a0\u00a0\u00a0\u00a0 \u907f\u514d
\n* $collection->insert(array(\u2018column_name\u2019=>\u2019xiaocai\u2019),true);
\n* try {
\n*\u00a0\u00a0\u00a0\u00a0\u00a0 $collection->insert(array(\u2018column_name\u2019=>\u2019xiaocai\u2019),true);
\n* }catch(MongoCursorException $e){
\n*\u00a0\u00a0\u00a0\u00a0\u00a0 echo \u201cCan\u2019t save the same person twice!\\n\u201d;
\n* }
\n*
\n*\u00a0\u00a0\u00a0 \u8be6\u7ec6\u8d44\u6599:http:\/\/www.php.net\/manual\/zh\/mongocollection.insert.php<\/a>
\n* *
\n*\/
\n\/\/*************************
\n\/\/**\u00a0\u00a0 \u66f4\u65b0\u6587\u6863\u00a0\u00a0\u00a0\u00a0 **\/\/
\n\/\/*************************
\n\/\/** \u4fee\u6539\u66f4\u65b0 **\/
\n$where=array(\u2018column_name\u2019=>\u2019col123\u2032);
\n$newdata=array(\u2018column_exp\u2019=>\u2019GGGGGGG\u2019,’column_fid\u2019=>444);
\n$result=$collection->update($where,array(\u2018$set\u2019=>$newdata)); #$set:\u8ba9\u67d0\u8282\u70b9\u7b49\u4e8e\u7ed9\u5b9a\u503c,\u7c7b\u4f3c\u7684\u8fd8\u6709$pull $pullAll $pop $inc,\u5728\u540e\u9762\u6162\u6162\u8bf4\u660e\u7528\u6cd5
\n\/*
\n* \u7ed3\u679c:
\n* \u539f\u6570\u636e
\n* {\u201c_id\u201d:ObjectId(\u201c4d635ba2d549a02801000003\u2033),\u201dcolumn_name\u201d:\u201dcol123\u2033,\u201dcolumn_exp\u201d:\u201dxiaocai\u201d}
\n* \u88ab\u66ff\u6362\u6210\u4e86
\n* {\u201c_id\u201d:ObjectId(\u201c4d635ba2d549a02801000003\u2033),\u201dcolumn_name\u201d:\u201dcol123\u2033,\u201dcolumn_exp\u201d:\u201dGGGGGGG\u201d,\u201dcolumn_fid\u201d:444}
\n*\/
\n\/\/** \u66ff\u6362\u66f4\u65b0 **\/
\n$where=array(\u2018column_name\u2019=>\u2019col709\u2032);
\n$newdata=array(\u2018column_exp\u2019=>\u2019HHHHHHHHH\u2019,’column_fid\u2019=>123);
\n$result=$collection->update($where,$newdata);
\n\/*
\n* \u7ed3\u679c:
\n* \u539f\u6570\u636e
\n* {\u201c_id\u201d:ObjectId(\u201c4d635ba2d549a02801000003\u2033),\u201dcolumn_name\u201d:\u201dcol709\u2033,\u201dcolumn_exp\u201d:\u201dxiaocai\u201d}
\n* \u88ab\u66ff\u6362\u6210\u4e86
\n* {\u201c_id\u201d:ObjectId(\u201c4d635ba2d549a02801000003\u2033),\u201dcolumn_exp\u201d:\u201dHHHHHHHHH\u201d,\u201dcolumn_fid\u201d:123}
\n*\/
\n\/\/** \u6279\u91cf\u66f4\u65b0 **\/
\n$where=array(\u2018column_name\u2019=>\u2019col\u2019);
\n$newdata=array(\u2018column_exp\u2019=>\u2019multiple\u2019,\u201991u\u2019=>684435);
\n$result=$collection->update($where,array(\u2018$set\u2019=>$newdata),array(\u2018multiple\u2019=>true));
\n\/**
\n* \u6240\u6709\u2019column_name\u2019=’col\u2019\u90fd\u88ab\u4fee\u6539
\n*\/
\n\/\/** \u81ea\u52a8\u7d2f\u52a0 **\/
\n$where=array(\u201991u\u2019=>684435);
\n$newdata=array(\u2018column_exp\u2019=>\u2019edit\u2019);
\n$result=$collection->update($where,array(\u2018$set\u2019=>$newdata,\u2019$inc\u2019=>array(\u201991u\u2019=>-5)));
\n\/**
\n* \u66f4\u65b091u=684435\u7684\u6570\u636e,\u5e76\u4e1491u\u81ea\u51cf5
\n*\/
\n\/** \u5220\u9664\u8282\u70b9 **\/
\n$where=array(\u2018column_name\u2019=>\u2019col685\u2032);
\n$result=$collection->update($where,array(\u2018$unset\u2019=>\u2019column_exp\u2019));
\n\/**
\n* \u5220\u9664\u8282\u70b9column_exp
\n*\/
\n\/*
\n* *
\n* \u5b8c\u6574\u683c\u5f0f:update(array $criteria, array $newobj [, array $options = array()\u00a0 ] )
\n*\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u6ce8\u610f:1.\u6ce8\u610f\u533a\u5206\u66ff\u6362\u66f4\u65b0\u4e0e\u4fee\u6539\u66f4\u65b0
\n*\u00a0\u00a0\u00a0 2.\u6ce8\u610f\u533a\u5206\u6570\u636e\u7c7b\u578b\u5982 array(\u201991u\u2019=>\u2019684435\u2032)\u4e0earray(\u201991u\u2019=>684435)
\n* \u8be6\u7ec6\u8d44\u6599:http:\/\/www.mongodb.org\/display\/DOCS\/Updating#Updating-%24bit<\/a>
\n* *
\n*\/
\n\/\/*************************
\n\/\/**\u00a0\u00a0 \u5220\u9664\u6587\u6863\u00a0\u00a0\u00a0\u00a0 **\/\/
\n\/\/*************************
\n\/** \u6e05\u7a7a\u6570\u636e\u5e93 **\/
\n$collection->remove(array(\u2018column_name\u2019=>\u2019col399\u2032));
\n\/\/$collection->remove(); #\u6e05\u7a7a\u96c6\u5408
\n\/** \u5220\u9664\u6307\u5b9aMongoId **\/
\n$id = new MongoId(\u201c4d638ea1d549a02801000011\u2033);
\n$collection->remove(array(\u2018_id\u2019=>(object)$id));
\n\/*
\n* *
\n*\u00a0 \u4f7f\u7528\u4e0b\u9762\u7684\u65b9\u6cd5\u6765\u5339\u914d{\u201c_id\u201d:ObjectId(\u201c4d638ea1d549a02801000011\u2033)},\u67e5\u8be2\u3001\u66f4\u65b0\u4e5f\u4e00\u6837
\n*\u00a0 $id = new MongoId(\u201c4d638ea1d549a02801000011\u2033);
\n*\u00a0 array(\u2018_id\u2019=>(object)$id)
\n* *
\n*\/
\n\/\/*************************
\n\/\/**\u00a0\u00a0 \u67e5\u8be2\u6587\u6863\u00a0\u00a0\u00a0\u00a0 **\/\/
\n\/\/*************************
\n\/** \u67e5\u8be2\u6587\u6863\u4e2d\u7684\u8bb0\u5f55\u6570 **\/
\necho \u2018count:\u2019.$collection->count().\u201d<br>\u201d; #\u5168\u90e8
\necho \u2018count:\u2019.$collection->count(array(\u2018type\u2019=>\u2019user\u2019)).\u201d<br>\u201d; #\u53ef\u4ee5\u52a0\u4e0a\u6761\u4ef6
\necho \u2018count:\u2019.$collection->count(array(\u2018age\u2019=>array(\u2018$gt\u2019=>50,\u2019$lte\u2019=>74))).\u201d<br>\u201d; #\u5927\u4e8e50\u5c0f\u4e8e\u7b49\u4e8e74
\necho \u2018count:\u2019.$collection->find()->limit(5)->skip(0)->count(true).\u201d<br>\u201d; #\u83b7\u5f97\u5b9e\u9645\u8fd4\u56de\u7684\u7ed3\u679c\u6570
\n\/**
\n* \u6ce8:$gt\u4e3a\u5927\u4e8e\u3001$gte\u4e3a\u5927\u4e8e\u7b49\u4e8e\u3001$lt\u4e3a\u5c0f\u4e8e\u3001$lte\u4e3a\u5c0f\u4e8e\u7b49\u4e8e\u3001$ne\u4e3a\u4e0d\u7b49\u4e8e\u3001$exists\u4e0d\u5b58\u5728
\n*\/
\n\/** \u96c6\u5408\u4e2d\u6240\u6709\u6587\u6863 **\/
\n$cursor = $collection->find()->snapshot();
\nforeach ($cursor as $id => $value) {
\necho \u201c$id: \u201c; var_dump($value); echo \u201c<br>\u201d;
\n}
\n\/**
\n* \u6ce8\u610f:
\n* \u5728\u6211\u4eec\u505a\u4e86find()\u64cd\u4f5c\uff0c\u83b7\u5f97$cursor\u6e38\u6807\u4e4b\u540e\uff0c\u8fd9\u4e2a\u6e38\u6807\u8fd8\u662f\u52a8\u6001\u7684.
\n* \u6362\u53e5\u8bdd\u8bf4,\u5728\u6211find()\u4e4b\u540e,\u5230\u6211\u7684\u6e38\u6807\u5faa\u73af\u5b8c\u6210\u8fd9\u6bb5\u65f6\u95f4,\u5982\u679c\u518d\u6709\u7b26\u5408\u6761\u4ef6\u7684\u8bb0\u5f55\u88ab\u63d2\u5165\u5230collection,\u90a3\u4e48\u8fd9\u4e9b\u8bb0\u5f55\u4e5f\u4f1a\u88ab$cursor \u83b7\u5f97.
\n* \u5982\u679c\u4f60\u60f3\u5728\u83b7\u5f97$cursor\u4e4b\u540e\u7684\u7ed3\u679c\u96c6\u4e0d\u53d8\u5316,\u9700\u8981\u8fd9\u6837\u505a\uff1a
\n* $cursor = $collection->find();
\n* $cursor->snapshot();
\n* \u8be6\u89c1http:\/\/www.bumao.com\/index.php\/2010\/08\/mongo_php_cursor.html<\/a>
\n*\/
\n\/** \u67e5\u8be2\u4e00\u6761\u6570\u636e **\/
\n$cursor = $collection->findOne();
\n\/**
\n*\u00a0 \u6ce8\u610f:findOne()\u83b7\u5f97\u7ed3\u679c\u96c6\u540e\u4e0d\u80fd\u4f7f\u7528snapshot(),fields()\u7b49\u51fd\u6570;
\n*\/
\n\/** age,type \u5217\u4e0d\u663e\u793a **\/
\n$cursor = $collection->find()->fields(array(\u201cage\u201d=>false,\u201dtype\u201d=>false));
\n\/** \u53ea\u663e\u793auser \u5217 **\/
\n$cursor = $collection->find()->fields(array(\u201cuser\u201d=>true));
\n\/**
\n* \u6211\u8fd9\u6837\u5199\u4f1a\u51fa\u9519:$cursor->fields(array(\u201cage\u201d=>true,\u201dtype\u201d=>false));
\n*\/
\n\/** (\u5b58\u5728type,age\u8282\u70b9) and age!=0 and age<50 **\/
\n$where=array(\u2018type\u2019=>array(\u2018$exists\u2019=>true),\u2019age\u2019=>array(\u2018$ne\u2019=>0,\u2019$lt\u2019=>50,\u2019$exists\u2019=>true));
\n$cursor = $collection->find($where);
\n\/** \u5206\u9875\u83b7\u53d6\u7ed3\u679c\u96c6\u00a0 **\/
\n$cursor = $collection->find()->limit(5)->skip(0);
\n\/** \u6392\u5e8f\u00a0 **\/
\n$cursor = $collection->find()->sort(array(\u2018age\u2019=>-1,\u2019type\u2019=>1)); ##1\u8868\u793a\u964d\u5e8f -1\u8868\u793a\u5347\u5e8f,\u53c2\u6570\u7684\u5148\u540e\u5f71\u54cd\u6392\u5e8f\u987a\u5e8f
\n\/** \u7d22\u5f15\u00a0 **\/
\n$collection->ensureIndex(array(\u2018age\u2019 => 1,\u2019type\u2019=>-1)); #1\u8868\u793a\u964d\u5e8f -1\u8868\u793a\u5347\u5e8f
\n$collection->ensureIndex(array(\u2018age\u2019 => 1,\u2019type\u2019=>-1),array(\u2018background\u2019=>true)); #\u7d22\u5f15\u7684\u521b\u5efa\u653e\u5728\u540e\u53f0\u8fd0\u884c(\u9ed8\u8ba4\u662f\u540c\u6b65\u8fd0\u884c)
\n$collection->ensureIndex(array(\u2018age\u2019 => 1,\u2019type\u2019=>-1),array(\u2018unique\u2019=>true)); #\u8be5\u7d22\u5f15\u662f\u552f\u4e00\u7684
\n\/**
\n* ensureIndex (array(),array(\u2018name\u2019=>\u2019\u7d22\u5f15\u540d\u79f0\u2019,’background\u2019=true,\u2019unique\u2019=true))
\n* \u8be6\u89c1:http:\/\/www.php.net\/manual\/en\/mongocollection.ensureindex.php<\/a>
\n*\/
\n\/** \u53d6\u5f97\u67e5\u8be2\u7ed3\u679c **\/
\n$cursor = $collection->find();
\n$array=array();
\nforeach ($cursor as $id => $value) {
\n$array[]=$value;
\n}
\n\/\/*************************
\n\/\/**\u00a0\u00a0 \u6587\u6863\u805a\u7c7b\u00a0\u00a0\u00a0\u00a0 **\/\/
\n\/\/*************************
\n\/\/\u8fd9\u4e1c\u897f\u6ca1\u5f04\u660e\u767d\u2026
\n$conn->close(); #\u5173\u95ed\u8fde\u63a5
\n\/*
\n\u5173\u7cfb\u578b\u6570\u636e\u5e93\u4e0eMongoDB\u6570\u636e\u5b58\u50a8\u7684\u533a\u522b
\nMySql\u6570\u636e\u7ed3\u6784:
\nCREATE TABLE IF NOT EXISTS `column`(
\n`column_id` int(16)\u00a0 NOT NULL\u00a0 auto_increment\u00a0 COMMENT \u2018\u4e3b\u952e\u2019,
\n`column_name` varchar(32) NOT NULL COMMENT \u2018\u680f\u76ee\u540d\u79f0\u2019,
\nPRIMARY KEY\u00a0 (`column_id`)
\n);
\nCREATE TABLE IF NOT EXISTS `article`(
\n`article_id`\u00a0 int(16)\u00a0 NOT NULL\u00a0 auto_increment\u00a0 COMMENT \u2018\u4e3b\u952e\u2019,
\n`article_caption` varchar(15) NOT NULL COMMENT \u2018\u6807\u9898\u2019,
\nPRIMARY KEY(`article_id`)
\n);
\nCREATE TABLE IF NOT EXISTS `article_body`(
\n`article_id` int(16) NOT NULL COMMENT \u2018article.article_id\u2019,
\n`body` text COMMENT \u2018\u6b63\u6587\u2019
\n);
\nMongoDB\u6570\u636e\u7ed3\u6784:
\n$data=array(
\n\u2018column_name\u2019 =>\u2019default\u2019,
\n\u2018article\u2019 =>array(
\n\u2018article_caption\u2019 => \u2018xiaocai\u2019,
\n\u2018body\u2019\u00a0\u00a0 => \u2018xxxxxxxxxx\u2026\u2019
\n)
\n);
\n$inc
\n\u5982\u679c\u8bb0\u5f55\u7684\u8be5\u8282\u70b9\u5b58\u5728\uff0c\u8ba9\u8be5\u8282\u70b9\u7684\u6570\u503c\u52a0N\uff1b\u5982\u679c\u8be5\u8282\u70b9\u4e0d\u5b58\u5728\uff0c\u8ba9\u8be5\u8282\u70b9\u503c\u7b49\u4e8eN
\n\u8bbe\u7ed3\u6784\u8bb0\u5f55\u7ed3\u6784\u4e3a array(\u2019a\u2019=>1,\u2019b\u2019=>\u2019t\u2019),\u60f3\u8ba9a\u52a05\uff0c\u90a3\u4e48\uff1a
\n$coll->update(
\narray(\u2019b\u2019=>\u2019t\u2019),
\narray(\u2019$inc\u2019=>array(\u2019a\u2019=>5)),
\n)
\n$set
\n\u8ba9\u67d0\u8282\u70b9\u7b49\u4e8e\u7ed9\u5b9a\u503c
\n\u8bbe\u7ed3\u6784\u8bb0\u5f55\u7ed3\u6784\u4e3a array(\u2019a\u2019=>1,\u2019b\u2019=>\u2019t\u2019),b\u4e3a\u52a0f\uff0c\u90a3\u4e48\uff1a
\n$coll->update(
\narray(\u2019a\u2019=>1),
\narray(\u2019$set\u2019=>array(\u2019b\u2019=>\u2019f\u2019)),
\n)
\n$unset
\n\u5220\u9664\u67d0\u8282\u70b9
\n\u8bbe\u8bb0\u5f55\u7ed3\u6784\u4e3a array(\u2019a\u2019=>1,\u2019b\u2019=>\u2019t\u2019)\uff0c\u60f3\u5220\u9664b\u8282\u70b9\uff0c\u90a3\u4e48\uff1a
\n$coll->update(
\narray(\u2019a\u2019=>1),
\narray(\u2019$unset\u2019=>\u2019b\u2019),
\n)
\n$push
\n\u5982\u679c\u5bf9\u5e94\u8282\u70b9\u662f\u4e2a\u6570\u7ec4\uff0c\u5c31\u9644\u52a0\u4e00\u4e2a\u65b0\u7684\u503c\u4e0a\u53bb\uff1b\u4e0d\u5b58\u5728\uff0c\u5c31\u521b\u5efa\u8fd9\u4e2a\u6570\u7ec4\uff0c\u5e76\u9644\u52a0\u4e00\u4e2a\u503c\u5728\u8fd9\u4e2a\u6570\u7ec4\u4e0a\uff1b\u5982\u679c\u8be5\u8282\u70b9\u4e0d\u662f\u6570\u7ec4\uff0c\u8fd4\u56de\u9519\u8bef\u3002
\n\u8bbe\u8bb0\u5f55\u7ed3\u6784\u4e3aarray(\u2019a\u2019=>array(0=>\u2019haha\u2019),\u2019b\u2019=& gt;1)\uff0c\u60f3\u9644\u52a0\u65b0\u6570\u636e\u5230\u8282\u70b9a\uff0c\u90a3\u4e48\uff1a
\n$coll->update(
\narray(\u2019b\u2019=>1),
\narray(\u2019$push\u2019=>array(\u2019a\u2019=>\u2019wow\u2019)),
\n)
\n\u8fd9\u6837\uff0c\u8be5\u8bb0\u5f55\u5c31\u4f1a\u6210\u4e3a\uff1aarray(\u2019a\u2019=>array(0=>\u2019haha\u2019,1=>\u2019wow\u2019),\u2019b\u2019=>1)
\n$pushAll
\n\u4e0e$push\u7c7b\u4f3c\uff0c\u53ea\u662f\u4f1a\u4e00\u6b21\u9644\u52a0\u591a\u4e2a\u6570\u503c\u5230\u67d0\u8282\u70b9
\n$addToSet
\n\u5982\u679c\u8be5\u9636\u6bb5\u7684\u6570\u7ec4\u4e2d\u6ca1\u6709\u67d0\u503c\uff0c\u5c31\u6dfb\u52a0\u4e4b
\n\u8bbe\u8bb0\u5f55\u7ed3\u6784\u4e3aarray(\u2019a\u2019=>array(0=& gt;\u2019haha\u2019),\u2019b\u2019=>1)\uff0c\u5982\u679c\u60f3\u9644\u52a0\u65b0\u7684\u6570\u636e\u5230\u8be5\u8282\u70b9a\uff0c\u90a3\u4e48\uff1a
\n$coll->update(
\narray(\u2019b\u2019=>1),
\narray(\u2019$addToSet\u2019=>array(\u2019a\u2019=>\u2019wow\u2019)),
\n)
\n\u5982\u679c\u5728a\u8282\u70b9\u4e2d\u5df2\u7ecf\u6709\u4e86wow,\u90a3\u4e48\u5c31\u4e0d\u4f1a\u518d\u6dfb\u52a0\u65b0\u7684\uff0c\u5982\u679c\u6ca1\u6709\uff0c\u5c31\u4f1a\u4e3a\u8be5\u8282\u70b9\u6dfb\u52a0\u65b0\u7684item\u2014\u2014wow\u3002
\n$pop
\n\u8bbe\u8be5\u8bb0\u5f55\u4e3aarray(\u2019a\u2019=>array(0=>\u2019haha\u2019,1=& gt;\u2019wow\u2019),\u2019b\u2019=>1)
\n\u5220\u9664\u67d0\u6570\u7ec4\u8282\u70b9\u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20:
\n$coll->update(
\narray(\u2019b\u2019=>1),
\narray(\u2019$pop=>array(\u2019a\u2019=>1)),
\n)
\n\u5220\u9664\u67d0\u6570\u7ec4\u9636\u6bb5\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20
\n$coll->update(
\narray(\u2019b\u2019=>1),
\narray(\u2019$pop=>array(\u2019a\u2019=>-1)),
\n)
\n$pull
\n\u5982\u679c\u8be5\u8282\u70b9\u662f\u4e2a\u6570\u7ec4\uff0c\u90a3\u4e48\u5220\u9664\u5176\u503c\u4e3avalue\u7684\u5b50\u9879\uff0c\u5982\u679c\u4e0d\u662f\u6570\u7ec4\uff0c\u4f1a\u8fd4\u56de\u4e00\u4e2a\u9519\u8bef\u3002
\n\u8bbe\u8be5\u8bb0\u5f55\u4e3a array(\u2019a\u2019=>array(0=>\u2019haha\u2019,1=>\u2019wow\u2019),\u2019b\u2019=>1)\uff0c\u60f3\u8981\u5220\u9664a\u4e2dvalue\u4e3a haha\u7684\u5b50\u9879\uff1a
\n$coll->update(
\narray(\u2019b\u2019=>1),
\narray(\u2019$pull=>array(\u2019a\u2019=>\u2019haha\u2019)),
\n)
\n\u7ed3\u679c\u4e3a\uff1a array(\u2019a\u2019=>array(0=>\u2019wow\u2019),\u2019b\u2019=>1)
\n$pullAll
\n\u4e0e$pull\u7c7b\u4f3c\uff0c\u53ea\u662f\u53ef\u4ee5\u5220\u9664\u4e00\u7ec4\u7b26\u5408\u6761\u4ef6\u7684\u8bb0\u5f55\u3002
\n*\/
\n?><\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

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