Typegoose + nestjs + mongodb:未使用@index修饰器创建索引

npm install --save @typegoose/typegoose mongoose @nestjs/mongoose

import { prop, getModelForClass } from '@typegoose/typegoose';

export class User {
  @prop()
  name: string;

  @prop()
  age: number;
}

export const UserModel = getModelForClass(User);

import { Module } from '@nestjs/common';
import { MongooseModule } from '@nestjs/mongoose';
import { UserModel } from './user.model';

@Module({
  imports: [
    MongooseModule.forRoot('mongodb://localhost:27017/mydatabase'),
    MongooseModule.forFeature([{ name: 'User', schema: UserModel.schema }])
  ],
})
export class AppModule {}

import { Injectable } from '@nestjs/common';
import { InjectModel } from '@nestjs/mongoose';
import { Model } from 'mongoose';
import { User } from './user.model';

@Injectable()
export class UserService {
  constructor(@InjectModel('User') private readonly userModel: Model<User>) {}

  async createUser(name: string, age: number): Promise<User> {
    const user = new this.userModel({ name, age });
    return user.save();
  }

  async getUsers(): Promise<User[]> {
    return this.userModel.find().exec();
  }
}

import { prop, getModelForClass } from '@typegoose/typegoose';

export class User {
  @prop({ index: true })
  name: string;

  @prop({ index: true })
  age: number;
}

export const UserModel = getModelForClass(User);