ConstructionOperation/modules/all_models/infoPriceClass.js

const mongoose = require('mongoose');

const Schema = mongoose.Schema;
const collectionName = 'infoPriceClass';

const modelSchema = {
  ID: { type: String, required: true, index: true },
  class: { type: Number, unique: true, index: true }, // 类别
  classCode: String, // 别名编码
  code: String, // 编码
  name: String, // 材料名称
  specs: String, // 规格型号
  unit: String, // 单位
};
mongoose.model(collectionName, new Schema(modelSchema, { versionKey: false, collection: collectionName }));