public NotificationRepository()
{
// Retrieve storage account from connection-string
storageAccount = CloudStorageAccount.Parse(
CloudConfigurationManager.GetSetting(Constants.DataStorageConnectionStringKey));
// Create the table client
tableClient = storageAccount.CreateCloudTableClient();
tableClient.CreateTableIfNotExist(tableName);
// Get the data service context
context = tableClient.GetDataServiceContext();
}