CSV Files

Learn how to read and write CSV files in Go.

We'll cover the following

Basic value separation using the strings package
- Conversion after reading the whole file
- Converting line by line
Writing records
Using the encoding/csv package
- Reading line by line
- Writing line by line

CSV is one of the most common data sources that a DevOps engineer can encounter. This simple format has long been a mainstay in the corporate world as one of the easiest ways to export data out of a system for manipulation and back into a data store.

Many critical systems at large cloud providers, such as Google’s GCP and Microsoft’s Azure, have critical data sources and systems based on the CSV format. We have seen systems such as network modeling and critical data reporting stored in CSV.

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Introduction to the Course

Go Language Basics

Go Language Essentials

Filesystem Interactions

Using Common Data Formats

Interacting with Remote Data Sources

Writing Command-Line Tooling

Automating Command-Line Tasks

Observability with OpenTelemetry

Automating Workflows with GitHub Actions

Using ChatOps to Increase Efficiency

Creating Immutable Infrastructure Using Packer

Infrastructure as Code with Terraform

Deploying and Building Applications in Kubernetes

Programming the Cloud

Designing for Chaos

Appendix

Conclusion

CSV Files