Level up your SQL knowledge and learn to join tables together, apply relational set theory, and work with subqueries.
Exploratory Data Analysis in SQL
Learn how to explore what's available in a database: the tables, relationships between them, and data stored in them.
Learn to design databases in SQL.
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Inside Our Favorite DataFramed Episodes of 2022
An inside look at our favorite episodes of the DataFramed podcast of 2022
[Infographic] Data Science Project Checklist
Use this checklist when planning your next data science project.
Reshaping Data with pandas in Python
Pandas DataFrames are commonly used in Python for data analysis, with observations containing values or variables related to a single object and variables representing attributes across all observations.
Reshaping Data with tidyr in R
In this cheat sheet, you will learn how to reshape data with tidyr. From separating and combining columns, to dealing with missing data, you'll get the download on how to manipulate data in R.
ChatGPT Cheat Sheet for Data Science
In this cheat sheet, gain access to 60+ ChatGPT prompts for data science tasks.
Data Quality Dimensions Cheat Sheet
In this cheat sheet, you'll learn about data quality dimensions, allowing you to ensure that your data is fit for purpose.