MongoDB CURD练习

来源：互联网发布：中国税收数据编辑：程序博客网时间：2024/06/18 15:25
//$manager = new MongoDB\Driver\Manager("mongodb://root:Cankao2016@127.0.0.1:27017");          //$bulk = new MongoDB\Driver\BulkWrite;        // 插入数据        // $bulk->insert(['title' => '军事新闻', 'author'=>'mier', 'url' => 'http://www.runoob.com']);        // $manager->executeBulkWrite('runoob.runoob', $bulk);        //$where  = ['x' => ['$lt'=>20],'name'=>'taobao'];        //查询操作        //$where = [];        //$where =  ['x'=>['$gt'=>2]];       /* $options = [            'projection' => ['_id' => 0],            'sort' => ['x' => -1],        ];*/        //$options = ['name' =>'taobao'];        // $query = new MongoDB\Driver\Query($where);        // $data  = $manager->executeQuery('runoob.runoob',$query);         // print_r($data->toArray());  //       foreach ($data as $document) {  //        print_r($document);  //        //echo "<p>".$document->_id."</p>";  //        //print_r(json_decode(json_encode($document),true));        //  }             /*  $rp = new MongoDB\Driver\ReadPreference(MongoDB\Driver\ReadPreference::RP_PRIMARY);            var_dump($rp->bsonSerialize());            echo "\n", MongoDB\BSON\toJSON(MongoDB\BSON\fromPHP($rp));        */        /*$wc = new MongoDB\Driver\WriteConcern(MongoDB\Driver\WriteConcern::MAJORITY);        print_r($);        print_r($wc->bsonSerialize());        echo "\n", MongoDB\BSON\toJSON(MongoDB\BSON\fromPHP($wc));die;*/        //$wc = new MongoDB\Driver\WriteConcern(1);        //var_dump($wc->bsonSerialize());    /*  $wc = new MongoDB\Driver\WriteConcern(1, 0, true);        var_dump($wc->getJournal());        $wc = new MongoDB\Driver\WriteConcern(1, 0, false);        var_dump($wc->getJournal());*/    //更新操作        /*$bulk = new MongoDB\Driver\BulkWrite;        $bulk->update(['name'=>'菜鸟教程'],['$set' =>['name'=>rand(10,10000).'abc']]);               $writeConcern = new MongoDB\Driver\WriteConcern(MongoDB\Driver\WriteConcern::MAJORITY, 1000);        $result = $manager->executeBulkWrite('runoob.runoob', $bulk, $writeConcern);*/    //删除操作        //  $bulk = new MongoDB\Driver\BulkWrite;        //  $bulk->delete(['name' => 'taobao'], ['limit' => 1]);   // limit 为 1 时，删除第一条匹配数据        // // //$bulk->delete(['x' => 2], ['limit' => 0]);   // limit 为 0 时，删除所有匹配数据        // $writeConcern = new MongoDB\Driver\WriteConcern(MongoDB\Driver\WriteConcern::MAJORITY, 1000);        // $result = $manager->executeBulkWrite('runoob.runoob', $bulk, $writeConcern);        // var_dump($result);
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