public QuoteDataModel getQuoteForUpdate(string symbol) { //Cross-DAL calls pass in their own connection if they want to ensure commans are //executed on the same connection and optional ADO transaction. If //_internalADOTransaction is null, as with all DAL classes, it will be ignored. MarketSummary marketsummaryDal = new MarketSummary(_internalConnection, _internalADOTransaction); return marketsummaryDal.getQuoteForUpdate(symbol); }