'SHA256Managed' is obsolete: 'Derived cryptographic types are obsolete. Use the Create method on the base type instead.' (https://aka.ms/dotnet-warnings/SYSLIB0021)

'RNGCryptoServiceProvider' is obsolete: 'RNGCryptoServiceProvider is obsolete. To generate a random number, use one of the RandomNumberGenerator static methods instead.' (https://aka.ms/dotnet-warnings/SYSLIB0023)

'ArrayParameterTypeDao.Read(NpgsqlTransaction, string, IEnumerable<Guid>, bool, DateTime?)' hides inherited member 'CompoundParameterTypeDao.Read(NpgsqlTransaction, string, IEnumerable<Guid>, bool, DateTime?)'. To make the current member override that implementation, add the override keyword. Otherwise add the new keyword.

'ArrayParameterTypeDao.MapToDto(NpgsqlDataReader)' hides inherited member 'CompoundParameterTypeDao.MapToDto(NpgsqlDataReader)'. To make the current member override that implementation, add the override keyword. Otherwise add the new keyword.

'CyclicRatioScaleDao.Read(NpgsqlTransaction, string, IEnumerable<Guid>, bool, DateTime?)' hides inherited member 'RatioScaleDao.Read(NpgsqlTransaction, string, IEnumerable<Guid>, bool, DateTime?)'. To make the current member override that implementation, add the override keyword. Otherwise add the new keyword.

'CyclicRatioScaleDao.MapToDto(NpgsqlDataReader)' hides inherited member 'RatioScaleDao.MapToDto(NpgsqlDataReader)'. To make the current member override that implementation, add the override keyword. Otherwise add the new keyword.

Change the visibility of 'MIGRATION_FILENAME_PATTERN' or make it 'const' or 'readonly'. (https://rules.sonarsource.com/csharp/RSPEC-2223)

Remove this unread private field 'logger' or refactor the code to use its value. (https://rules.sonarsource.com/csharp/RSPEC-4487)

Remove the unused private method 'GetThingDataSql'. (https://rules.sonarsource.com/csharp/RSPEC-1144)