我正在使用MEAN堆栈在网格中显示以下数组 .
嵌套数组:
{
"_id":"1",
"appDomain":[
{
"appDomainName":"XYZ",
"dashboard":[
{
"envName":"UAT",
"envDetails":[
{
"hostnme":"ABC",
"ip":"sdsdsdsd",
"cpu":"-------",
"memory":"-------",
"disk":"-------",
"downtime":"sdsdsdsd",
"version":"dsdsdsd",
"hostDetails":[
{
"hostHdrName":"tomcat",
"hostDetails":[
{
"hostname":"FLT",
"status":"UP",
"path":"dfdf",
"host":"sdsdsd",
"port":"1112"
}
]
}
]
}
]
}
]
},
{
"appDomainName":"ABC",
"dashboard":[
{
"envName":"UAT",
"envDetails":[
{
"hostnme":"ABC",
"ip":"sdsdsdsd",
"cpu":"-------",
"memory":"-------",
"disk":"-------",
"downtime":"sdsdsdsd",
"version":"dsdsdsd",
"hostDetails":[
{
"hostHdrName":"tomcat",
"hostDetails":[
{
"hostname":"FLT",
"status":"UP",
"path":"dfdf",
"host":"dfdfdf",
"port":"1112"
},
{
"hostname":"SHP",
"status":"DOWN",
"path":"dfdfdf",
"host":"fgfgfg",
"port":"1112"
}
]
}
]
}
]
}
]
}
]
}
芒果更新:我使用express.js添加/更新和删除MangoDB中的条目 . 我在嵌套数组的更新中面临问题 . 请参阅下面的代码以更新嵌套数组 .
router.post('/appDomain/update/:appDomainName/:envName', function(req, res, next) {
AppDomain.findOne({}, {_id: 0, appDomain: {$elemMatch: {appDomainName: req.params.appDomainName,}}}, function (err, appDomain) {
if(appDomain.appDomain[0].dashboard[0].envName == req.params.envName )
appDomain.appDomain[0].dashboard[0].envDetails.push({})
appDomain.save(function (err) {
if(err) {
console.error('ERROR!');
}
});
res.json(appDomain);
});
})
但是,它没有更新 . 如果有人能帮助我,那将是很棒的..
AppDomainModel架构
var Schema = mongoose.Schema;
var serverDetails = new Schema({
hostname: String,
ip: String,
status: String,
path: String,
host: String,
port: String
});
var hostDetail = new Schema({
hostHdrName: String,
hostDetails: [serverDetails]
});
var keyValue = new Schema({
keyHdrName: String,
keyValueData: [{key: String, value:String}]
});
var envSchema = new Schema({
hostnme: String,
ip: String,
cpu: String,
memory: String,
disk: String,
downtime: String,
version: String,
hostDetails: [hostDetail],
keyValues: [keyValue],
activities:{
recent: [keyValue],
planned: [keyValue]
}
});
var dashboardSchema = new Schema({
envName: String,
envDetails: [envSchema]
});
var appDomainSchema = new Schema({
_id:String,
appDomain:[{
appDomainName: {type:String,index: { unique: true }},
dashboard: [dashboardSchema]
}]
});
var AppDomain = mongoose.model('AppDomain', appDomainSchema);
var Dashboard = mongoose.model('Dashboard', dashboardSchema);
var EnvSchema = mongoose.model('EnvSchema', envSchema);
更新后 . 我正在使用以下函数来检查值..但是更新的一个在DB中不可用 .
router.get('/app/domain/get/:appDomainName', function(req, res, next) {
AppDomain.find({}, {_id: 0, appDomain: {$elemMatch: {appDomainName: req.params.appDomainName,}}},function (err, appDomain) {
res.json(appDomain);
});
});
2 回答
经过长时间的斗争,我想通了 . 见下面的答案 .
我怀疑您的更改实际上已成功保存,但您很快就会返回响应 . 试试这个: