mongoose populate selected fields
Model
.find(query)
.populate({
path: 'key_with_ref',
select: ['field_1', 'field_2']
});mongoose populate selected fields
Model
.find(query)
.populate({
path: 'key_with_ref',
select: ['field_1', 'field_2']
});Return certain fields with populate from mongoose
Model
.find(query)
.populate({
path: 'key_with_ref',
model: 'model_name',
select: { 'field_name': 1,'field_name':1},
})
-OR-
Model
.find(query)
.populate({
path: 'key_with_ref',
model: 'model_name',
select: 'field_name, field_name',
})mongoose populate filter
Story.
find(...).
populate({
path: 'fans',
// filtering field, you can use mongoDB syntax
match: { age: { $gte: 21 } },
// Explicitly exclude `_id`, see http://bit.ly/2aEfTdB
select: 'name -_id'
}).
exec();mongoos populate a ref
const storySchema = Schema({
authors: [{ type: Schema.Types.ObjectId, ref: 'Person' }],
title: String
});
// Later
const story = await Story.findOne({ title: 'Casino Royale' }).populate('authors');
story.authors; // `[]`Copyright © 2021 Codeinu
Forgot your account's password or having trouble logging into your Account? Don't worry, we'll help you to get back your account. Enter your email address and we'll send you a recovery link to reset your password. If you are experiencing problems resetting your password contact us
