Introduction
Getting started with SQL analysis for developers: What is the data telling us?
()
1. SQL Introduction and Asking the Right Questions
What is SQL? A quick review of Structured Query Language
()
What is a relational database?
()
Common SQL structure to begin asking the right questions for your data
()
2. Garbage In/Garbage Out: Identifying Bad Data in Your Projects
Using data types and identifying the wrong data types
()
Finding missing values
()
Finding possible inaccurate data values
()
Finding duplicate rows
()
3. Working with Dates in SQL
Working with dates
()
Filtering data by dates
()
4. Easy SQL Functions
Common SQL string functions
()
Common SQL aggregate functions
()
Introduction to data manipulation
()
5. Presenting Your SQL Results in Data Visualization
Getting started with data visualization
()
Adding your SQL to BI tools
()