Parquet.Net 3.1.0-preview-390

.NET library to read and write Apache Parquet files.
Supports all parquet features, including maps, structs, lists, repeatable fields.
Compatible with .NET 4.5 and .NET Standard 1.4 and up.
Works on all flavours of Windows and Linux. Compatible with iOS and Android via Xamarin.

This is a prerelease version of Parquet.Net.
There is a newer version of this package available.
See the version list below for details.
Install-Package Parquet.Net -Version 3.1.0-preview-390
dotnet add package Parquet.Net --version 3.1.0-preview-390
<PackageReference Include="Parquet.Net" Version="3.1.0-preview-390" />
For projects that support PackageReference, copy this XML node into the project file to reference the package.
paket add Parquet.Net --version 3.1.0-preview-390
The NuGet Team does not provide support for this client. Please contact its maintainers for support.

Release Notes

3.1.0:
- re-introducing utilities for row-based access allowing you to access and create parquet files in more readable format.
- Field class now supports MaxRepetitionLevel and MaxDefinitionLevel
3.0.5:
- #321 bug fixed: a nullable field should support all-non-nullable values
- performance improvement around packing definition levels

3.0.4:
- bug fixed: Cannot read schema where map elements are structures (#320)

3.0.3
- critical bug fixed: reading parquet files with multiple pages doesn't read beyond 1st page (#318)
   
3.0.2
- performance improvements (#317)

3.0.1
- improvement: better column validation in row group writer
- bug fixed: Snappy compression writer fails on certain encodings (#315)

3.0.0
the first release of a major rewrite

Showing the top 1 GitHub repositories that depend on Parquet.Net:

Repository Stars
dotnet/machinelearning
ML.NET is an open source and cross-platform machine learning framework for .NET.

Read more about the GitHub Usage information on our documentation.

Version History

Version Downloads Last updated
3.6.0 14,334 1/23/2020
3.5.3 4,753 1/8/2020
3.5.2 328 1/3/2020
3.5.1 182 12/31/2019
3.5.0 2,604 12/18/2019
3.4.3 519 12/16/2019
3.4.2 230 12/13/2019
3.4.1 130 12/11/2019
3.4.0 83 12/11/2019
3.3.11 1,986 12/1/2019
3.3.10 5,193 11/6/2019
3.3.9 64,937 8/15/2019
3.3.8 4,168 8/1/2019
3.3.7 104 8/1/2019
3.3.6 109 7/31/2019
3.3.5 5,630 7/5/2019
3.3.4 93,191 3/11/2019
3.3.3 9,549 2/1/2019
3.3.2 13,316 1/21/2019
3.3.1 1,208 1/14/2019
3.3.0 439 1/11/2019
3.2.6 275 1/11/2019
3.2.5 2,110 1/3/2019
3.2.4 2,269 11/21/2018
3.2.3 8,815 11/7/2018
3.2.2 850 10/30/2018
3.2.1 198 10/30/2018
3.2.0 730 10/24/2018
3.1.4 371 10/15/2018
3.1.3 193 10/15/2018
3.1.2 2,672 10/11/2018
3.1.1 534 10/4/2018
3.1.0 319 10/3/2018
3.1.0-preview-390 178 10/3/2018
3.1.0-preview-373 295 10/2/2018
3.0.5 4,175 8/13/2018
3.0.4 358 7/25/2018
3.0.3 222 7/25/2018
3.0.2 716 7/24/2018
3.0.1 220 7/24/2018
3.0.0 764 7/19/2018
2.1.4 28,025 6/7/2018
2.1.3 183,001 3/30/2018
2.1.2 15,094 1/10/2018
2.1.1 22,971 12/1/2017
2.1.0 519 11/29/2017
2.0.1 283 11/27/2017
2.0.0 348 11/27/2017
1.5.1 869 11/14/2017
1.4.0 2,833 10/23/2017
1.3.0 1,760 9/12/2017
1.2.139 387 9/6/2017
1.1.128 366 8/15/2017
1.0.114 337 7/31/2017
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