c0606-db1-top2.js

  DbHelper.prototype.getInstance = function( ) {
    var db=null;
  	  
	//open
	var rq = indexedDB.open(DB_NAME);
	rq.onupgradeneeded =  function(result) {
console.log('#onupgradeneeded');
		db = this.result;
		 
		var store = db.createObjectStore(STORE_NAME, {
		    keyPath: 'id',        // key= id
		    autoIncrement: false,
		});
		store.createIndex('byName', 'name');
		db.close();
	};
  };