Cinchoo

Here is how you can convert csv back to expected json. https://dotnetfiddle.net/kEyFwo PS: this feature (nullvaluehandling) will be added to framework in future.

Well, there is a way you can accomplish it, sample fiddle shows how https://dotnetfiddle.net/iNZbhh

Applied fix, released v1.2.1.60 Sample fiddle: https://dotnetfiddle.net/9kp7Aw

pls take https://www.nuget.org/packages/ChoETL.Parquet/1.0.1.25-beta1 and give it try. Let me know. If you run into issue, pls share more details with sample json. Thanksl

pls post sample json.

pls post sample csv with POCO class. Or use [dotnetfiddle ](https://dotnetfiddle.net/) to share sample.

ok, got it. csv comes with quoted values including header. In order to handle it, use `QuoteAllFields = true` in `ChoCSVRecordObjectAttribute` ``` [ChoCSVFileHeader, ChoCSVRecordObject(ErrorMode = ChoErrorMode.ReportAndContinue, ThrowAndStopOnMissingField = true, QuoteAllFields...

I'll fix the document. thx for ur input. Excel, I'm not sure about it.

if the csv header comes with quotes, you must use this flag to get it work. Pls share the csv when u can.

Here is one way to handle DbNull values by subscribing to `BeforeRecordFieldWrite` event and process such values. using (var r = command.ExecuteReader(CommandBehavior.CloseConnection)) { using (var parser = new ChoParquetWriter(filePath) .Configure(c...