DLMReader.jl

Welcome to the DLMReader.jl documentation!

This resource aims to teach you everything you need to know to get up and running with the DLMReader.jl package.

DLMReader is a delimited file reader/writer for Julia. It reads/writes delimited file into/from InMemoryDatasets.jl.

It is designed to be flexible, efficient, and performant.

Package manual

• Tutorial - Basics
• • Reading a csv file
  • Dealing with Date and Time
  • Using "informats"
  • Writing a data set to disk
• Tutorial - Advanced
• • Reading the yellow taxi file
  • Passing data types
  • Examining the warnings
  • Dealing with String columns
• Introduction
• filereader
• • Keyword arguments
• filewriter
• • Keyword arguments
• Informats
• • Supported string manipulation functions
• Performance tips
• • Avoid using String type for large data sets
  • Pass types for very wide files
  • Use informat to improve performance
  • Passing lsize can improve writing speed
• Gallery

API

Only exported (i.e. available for use without DLMReader. qualifier after loading the DLMReader.jl package with using DLMReader) types and functions are considered a part of the public API of the DLMReader.jl package. In general all such objects are documented in this manual (in case some documentation is missing please kindly report an issue here).