course

SQL

Data is powerful, but only if you know how to use it. That’s where SQL comes in! In this course, you’ll learn how to use the SQL standardized database language to access and manipulate data stored in databases. Once you know how to use SQL, you’ll be able to join top companies (and even governments!) that use data to make predictions and decisions about everything from what products to develop to how democracy should function. You don’t need any previous coding experience for this course, so dive right in!

What you'll learn

Database structures
Before you learn more about SQL we’ll help you understand how data is stored in a database.
SQL queries
Select, sort, and identify data from a database using SQL queries.
Where command and logical conditions
Use where command and logical conditions to filter data.
Aggregation functions
Group data with aggregation functions.
Tables
Create tables by adding, updating, and removing data.
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Blog

blog
How Marketers Use SQL
To understand why SQL has become such an essential tool for marketers in 2021, it’s important to remember the foundations of marketing. Whether you are selling a product or service, or generating outreach for a brand, marketing is all about designing effective multi-method communications to reach target audiences. This makes information gathered on target audiences solid gold for marketers -- the more you know about who you are trying to reach and what they want, the more effective your marketing campaigns.
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blog
CHEAT SHEET: What Is A SQL Injection?
One of the most common web hacking techniques, an SQL injection is a method for attacking and manipulating underlying databases. From providing access to protected data, to gaining access to manipulate the database of the targeted application, this tool is a common threat for most website and application managers. Our guide walks you through this widespread threat so you can protect your own applications from it.
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blog
What Is SQL Used For?
SQL is the commonly used acronym for Structured Query Language, the standard language for relational database management systems. SQL traces its origins all the way back to 1973 when it was initially created by a team at IBM to manipulate and retrieve the data stored in their system at the time.
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