SQLZOO Answers

SQL practice problems set

Prompts

To explore SQL query syntax in a number of tutorials, with increasing difficulty.

Each question's answer is denoted in separate files, with queries clearly labeled.

Name		Name	Last commit message	Last commit date
Latest commit History 8 Commits
01-select-name		01-select-name
02-select-from-world		02-select-from-world
03-select-from-nobel		03-select-from-nobel
04-select-within-select		04-select-within-select
05-sum-and-count		05-sum-and-count
06-join		06-join
07-more-join-operations		07-more-join-operations
08-+-numeric-examples		08-+-numeric-examples
08-using-null		08-using-null
09-self-join		09-self-join
10-tutorial-quizzes		10-tutorial-quizzes
11-tutorial-student-records		11-tutorial-student-records
12-tutorial-ddl		12-tutorial-ddl
README.md		README.md