Sylvan
CsvExport
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Sylvan
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Reading CSV 180k records - Calculate something within 60 second time while grouping
A while back I needed to process CSV with millions of records in a timescale of seconds. Sylvan Data was the best fit in terms of speed and memory efficiency. It might help you. https://github.com/MarkPflug/Sylvan
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CSV reader recommendations...
I maintain a couple libraries that aim to provide similar functionality to MTD: Sylvan.Data and Sylvan.Data.Csv.
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Any tips on converting a XLSX file to HTML without using a licensed library?
Here is a simple, complete gist showing how to turn a DbDataReader into an HTML table. The WriteHtmlTable extension method can be used with any ADO.NET compatible driver, which the Sylvan.Data.Excel and Sylvan.Data.Csv libraries both support.
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Need some help/direction reading CSV into MySQL without duplication
I maintain a couple libraries that can help with reading the data files: Sylvan.Data.Csv and Sylvan.Data.Excel. I see no reason to not allow users to provide whichever format is convenient for them.
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How would I go about parsing a CSV like file that uses "SPACE" as delimiter and other quirks.
I maintain a CSV library, Sylvan.Data.Csv, that shouldn't have any issue parsing this. You'll need to explicitly specify that space (' ') is the delimiter.
- How do I get Excel column data type with OpenXml?
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Read uploaded excel file
Here is a some sample code of how to echo the contents of an Excel spreadsheet as CSV to the client browser using my libraries Sylvan.Data.Excel and Sylvan.Data.Csv:
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TimeThis! - Simple timings for code blocks (Fun with IDisposable)
``` For reference, my implementation is here.
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Microsoft .net XLSX to CSV library?
I maintain a couple libraries that should make this quite easy: Sylvan.Data.Csv, and Sylvan.Data.Excel. They are both open-source and MIT licensed. They are also both fastest-in-class at their particular tast.
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Using C# StreamReader in System.IO, I am able to read external .csv data and visualise the hell out of it in my C# app (CLUBASID).
Personally, I'd recommend Sylvan.Data.Csv, but being the author I'm probably a bit biased. Here is some CSV performance analysis that Joel Verhagen did for .NET libraries recently.
CsvExport
We haven't tracked posts mentioning CsvExport yet.
Tracking mentions began in Dec 2020.
What are some alternatives?
Sylvan.Data.Excel - The fastest .NET library for reading Excel data files.
MessagePack for C# (.NET, .NET Core, Unity, Xamarin) - Extremely Fast MessagePack Serializer for C#(.NET, .NET Core, Unity, Xamarin). / msgpack.org[C#]
Cinchoo ETL - ETL framework for .NET (Parser / Writer for CSV, Flat, Xml, JSON, Key-Value, Parquet, Yaml, Avro formatted files)
TcpClientIo - TcpClientIo Wrapper of TcpClient what help focus on WHAT you transfer over TCP, not HOW
CsvHelper - Library to help reading and writing CSV files
ServiceStack.Text - .NET's fastest JSON, JSV and CSV Text Serializers
Cursively - A CSV reader for .NET. Fast, RFC 4180 compliant, and fault tolerant. UTF-8 only.
Protobuf - Protocol Buffers - Google's data interchange format
NPOI - a .NET library that can read/write Office formats without Microsoft Office installed. No COM+, no interop.
ProtoBuf - C# code generator for reading and writing the protocol buffers format
RecordParser - Zero Allocation Writer/Reader Parser for .NET Core
Bond - Bond is a cross-platform framework for working with schematized data. It supports cross-language de/serialization and powerful generic mechanisms for efficiently manipulating data. Bond is broadly used at Microsoft in high scale services.