text: 'use strict';
  
  var mongoose = require('mongoose'),
  	Schema = mongoose.Schema;
  
  var schema = new Schema({
  	project: {
  		type: Schema.Types.ObjectId,
  	 	ref: 'Project'
  	},
  	commits : {
  		type: Number,
  		default: 0
  	},
  	createdAt: {
  		type: Date,
  		default: Date.now()
  	}
  });
  
  mongoose.model('ProjectRankingMonthly', schema);