WebThese can either be an array of arguments (for validators that can accept more than one i.e. isLength), or a single argument as any type. option.passIfEmpty {boolean} ... Set the type of validator type. If this is not defined, Mongoose will … WebEach BSON type has both integer and string identifiers as listed in the following table: The $type operator supports using these values to query fields by their BSON type. $type also supports the number alias, which matches the integer, decimal, double, and long BSON types. The $type aggregation operator returns the BSON type of its argument.
Mongoose SchemaTypes v4.13.20
Web2 mei 2016 · Mongoose can also be extended with custom SchemaTypes. Search the plugins site for compatible types like mongoose-long, mongoose-int32 and other types. To create your own custom schema take a look at Creating a Basic Custom Schema Type. Mongoose也支持使用自定义的数据类型来拓展功能。 从 Mongoose插件站 搜索合适 … Web26 jan. 2024 · const mongoose = require ('mongoose'); const { ObjectId } = mongoose.Schema.Types; const cardSchema = new mongoose.Schema ( { name: { type: String, required: true }, localDevice: [ { type: ObjectId, required: true, refPath: 'onModel' } ], onModel: { type: ObjectId, enum: ['location', 'device'] } }, { timestamps: true } ); const … earth\u0027s best organic stage 2
How to add elements into array that can contain two different …
Web26 apr. 2016 · Mongoose make Array required. var ProjectSchema = new Schema ( { name: { type: String, required: true }, tags: [ { type: String, required: true }] }); I want it … Web9 apr. 2024 · MongoDB won't save array of data. I'm trying to save an array of strings stored in another variable to my MongoDB database using Mongoose. const mongoose = require ("mongoose"); const schema = new mongoose.Schema ( { _id: String, user: String, guild: String, content: String, attachment: String, messages: String }) module.exports = … ctrl find mouse