How to add collection validation in MongoDb? #mongoDb #mongoDbCollectionValidation #mongoShell Source: 1. https://www.udemy.com/mongodb-the-complete-developers-guide/learn/v4/t/lecture/11758316?start=0 2. https://docs.mongodb.com/manual/core/sche

validate_collection_mongodb.js

db.createCollection("collectionName", {
  validator: {
    $jsonSchema: {
      bsonType: "object", // everything in the collection should be a valid Mongo Document
      required: ["fileld1", "fiel2""],
      properties: {
        fileld1: {
          bsonType: "bsonType",
          description: "description"
        }
        fileld2: {
          bsonType: "object",
          description: "description"
          required: ["fileld1", "fiel2""],
          properties: { ...
        }
      }
    }
  }
}

db.createCollection("usersToSendEmail", {
  validator: {
    $jsonSchema: {
      bsonType: "object", // everything in the collection should be a valid Mongo Document
      required: ["name", "lastName","email", "birth"],
      properties: {
        name: {
          bsonType: "string",
          description: "Must be a string and is required"
        },
        birth: {
          bsonType: "date",
          description: "Must be a date type and is required"
        }
      }
    }
  }
})