[definition]«Object|Schema|Array»Can be one of: object describing schema paths, or schema to copy, or array of objects and schemas [options]«Object» Inherits: «NodeJS EventEmitter» Schema constructor. Example: constchild =newSchema({name:String});constschema =newSchema({name:Str...
Types.Int32, array: [], ofString: [String], ofNumber: [Number], ofDates: [Date], ofBuffer: [Buffer], ofBoolean: [Boolean], ofMixed: [Schema.Types.Mixed], ofObjectId: [Schema.Types.ObjectId], ofArrays: [[]], ofArrayOfNumbers: [[Number]], nested: { stuff: { type: String, ...
主要是使用下面这行代码我们就可以将数据插入到Array Schema: {$push: {"comments": req.body}} 上面的操作执行之后,在MongoDB中的数据如下: {"_id":ObjectId("54fcb3890cba9c4234f5c925"),"title":"A test Article","description":"test article description","tags":["test tag"],"createdAt":ISODate...
[populate]{Array | Object | String} - Paths which should be populated with other documents.Documentation [projection]{String | Object} - Get/set the query projection.Documentation [lean=false]{Boolean} - Should return plain javascript objects instead of Mongoose documents?Documentation [leanWithId=...
type: mongoose.Schema.ObjectId, ref: 'User', require: [true, 'Each review must have an associated user!'], }, 当用户离开评论时,我想创建一个聚合函数,该函数在评论中查找用户,找到他们的截肢信息,循环遍历数组,并将包含"Double Symes/Boyd", "Single Above-Elbow"的用户总数相加 ...
// here how can I query the entire bid item from the array with 'newBidId'? this won't work this.listingModel.findById(newBidId) // returns null 4个 1、查找mongodb文档,其中数组字段具有数组项,其中存在子字段 2、MongoDB:将数组项转换为文档 ...
Each of the route objects return a partial Fastify route object, so you can add any other Fastify route options or override existing ones by merging the objects: /* src/routes/cats.js */importCatfrom'../models/cat';importFastifyMongooseRestfrom'fastify-mongoose-rest';constcatValidationSchema=...
[populate]{Array | Object | String} - Paths which should be populated with other documents.Documentation [lean=false]{Boolean} - Should return plain javascript objects instead of Mongoose documents?Documentation [leanWithId=true]{Boolean} - IfleanandleanWithIdaretrue, addsidfield with string repre...
arrayis an array of expressions. query.nor([{ color: 'daffodil yellow' }, { color: 'atomic tangerine' }]); Query#equals Assignsvalto the last path used inwhere(). query.where(path).equals(val) // same as query.where(path, val); ...
var Story = mongoose.model('Story', StorySchema); var Person = mongoose.model('Person', PersonSchema); So far we've created two models. OurPersonmodel has itsstoriesfield set to an array ofObjectIds. Therefoption is what tells Mongoose in which model to look, in our case theStorymodel...