/// <summary>
 /// Creates a connection to the specified database file, creating the database
 /// if it does not exist.
 /// </summary>
 /// <param name="databaseFile"></param>
 /// <returns></returns>
 private IDbConnection CreateConnection(string databaseFile)
 {
     return(SqlCeDatabaseHelper <DicomStoreDataContext> .CreateConnection(databaseFile));
 }