Cheat sheets for Data Engineers
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Automation

PowerShell Basic
PowerShell
Secure DevOps Environments (Whitepaper)
Azure

SQL to Insights Analytics
Azure Cosmos DB Query
Analytics Lessons Learned
Big Data & Analytics

Azure Data Factory - Mapping Data Flow
Python (1 page)
Beginner's Python
Data visualisation in Python
PySpark - SQL Basics
Scala (for 2.12)
Base R
Delta Lake (cheat sheet)
The Big Book of Data Engineering (2nd edition)
The Data Team’s Guide to the Databricks Lakehouse Platform
AI & Machine Learning

Neural Networks
Developer's Guide to Building AI Applications
Power BI

The Visuals Reference (Power BI)
SQL Server

T-SQL Formatting
T-SQL String Functions
SQL Server 2017 & graph
SQL Window Functions
SSIS User Handbook
SSIS Expression
Misc

R Markdown
Cloud comparison

Power BI

1 Lesson