mongoose keys
I don't think it is possible to literally have a dynamic key as that defeats the purpose of a schema, but you could do something like this:, Write a method that finds the document that you need and then use Object.keys on the found document to retrieve the keys of the document., Just add the field to the schema with a default : const PostsSchema = new Schema( Value: type: String, required: true }, User: type: Schema., mongoose.connection.on('open', function () mongoose.connection.db.collectionNames(function (err, names) for(var i=0;i<names.length;i++) ..., The same issue schema with variable key is talked in mongoose,. Nope not currently possible. Closest alternative is to use strict: false or the ..., Javascript object always non-numeric key. If you use numeric key, it will be converted as non-numeric or string.,The model.discriminator() function; Discriminators save to the Event model's collection; Discriminator keys; Discriminators add the discriminator key to queries ... ,If you want to add additional keys later, use the Schema#add method. Each key in our code blogSchema defines a property in our documents which will be cast to ... ,What is a SchemaType? The type Key; SchemaType Options; Usage Notes; Getters; Custom Types; The schema.path() Function. What is ... , You have to use the _doc property as this contains your actual document. In addition, you can just use Object.keys to get a list of properties.
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 mongoose keys 相關參考資料
Dynamic schema keys in Mongoose - Stack Overflow
I don't think it is possible to literally have a dynamic key as that defeats the purpose of a schema, but you could do something like this: https://stackoverflow.com Get keys from Mongo db using mongoose - Stack Overflow
Write a method that finds the document that you need and then use Object.keys on the found document to retrieve the keys of the document. https://stackoverflow.com How do I add new keys to a Mongoose Schema? - Stack Overflow
Just add the field to the schema with a default : const PostsSchema = new Schema( Value: type: String, required: true }, User: type: Schema. https://stackoverflow.com How to get keys against a Collection · Issue #4307 ... - GitHub
mongoose.connection.on('open', function () mongoose.connection.db.collectionNames(function (err, names) for(var i=0;i<names.length;i++) ... https://github.com How to use mongoose model schema with dynamic keys? - Stack Overflow
The same issue schema with variable key is talked in mongoose,. Nope not currently possible. Closest alternative is to use strict: false or the ... https://stackoverflow.com How to use numeric keys with mongoose - Stack Overflow
Javascript object always non-numeric key. If you use numeric key, it will be converted as non-numeric or string. https://stackoverflow.com Mongoose v5.9.4: Discriminators
The model.discriminator() function; Discriminators save to the Event model's collection; Discriminator keys; Discriminators add the discriminator key to queries ... https://mongoosejs.com Mongoose v5.9.4: Schemas
If you want to add additional keys later, use the Schema#add method. Each key in our code blogSchema defines a property in our documents which will be cast to ... https://mongoosejs.com Mongoose v5.9.4: SchemaTypes
What is a SchemaType? The type Key; SchemaType Options; Usage Notes; Getters; Custom Types; The schema.path() Function. What is ... https://mongoosejs.com mongoose: return only keys from a document - Stack Overflow
You have to use the _doc property as this contains your actual document. In addition, you can just use Object.keys to get a list of properties. https://stackoverflow.com |