From cd9f3a6746313834a5165be5590b25aeec63a502 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Yvonne=20Fr=C3=B6hlich?= <94163266+yvonnefroehlich@users.noreply.github.com> Date: Thu, 26 Oct 2023 04:11:56 +0200 Subject: [PATCH] Fix typo 'nycfights13' to 'nycflights13' (#1575) --- joins.qmd | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/joins.qmd b/joins.qmd index 78d76af..3f0d703 100644 --- a/joins.qmd +++ b/joins.qmd @@ -42,7 +42,7 @@ You'll also learn how to check that your keys are valid, and what to do if your Every join involves a pair of keys: a primary key and a foreign key. A **primary key** is a variable or set of variables that uniquely identifies each observation. -When more than one variable is needed, the key is called a **compound key.** For example, in nycfights13: +When more than one variable is needed, the key is called a **compound key.** For example, in nycflights13: - `airlines` records two pieces of data about each airline: its carrier code and its full name. You can identify an airline with its two letter carrier code, making `carrier` the primary key.