DataCamp
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We'll take the CASE | SQL
This is where the CASE statement comes in. Case statements are SQL's version of an "IF this THEN that" statement. Case statements have three parts -- a WHEN clause, a THEN clause, and an ELSE clause. The first part -- the WHEN clause -- tests a given condition, say, x = 1.
DataCamp
campus.datacamp.com › courses › data-manipulation-in-sql › well-take-the-case
Basic CASE statements | SQL
Here is an example of Basic CASE statements: What is your favorite team? The European Soccer Database contains data about 12,800 matches from 11 countries played between 2011-2015! Throughout this course, you will be shown filtered versions of the tables in this database in order to better ...
Videos
DataCamp
datacamp.com › tutorial › case-statement-sql
CASE Statement in SQL Explained | DataCamp
January 16, 2025 - It works similarly to an if-elif-else statement in Python, allowing you to evaluate multiple conditions and return specific results based on those conditions. ... The CASE keyword marks the beginning of the expression, while END marks its conclusion, enclosing the conditional statement like a frame.
DataCamp
datacamp.com › tutorial › case-statements-in-postgresql
PostgreSQL CASE Statements & Examples using WHEN-THEN, if-else and switch | DataCamp
April 3, 2019 - If all the expressions corresponding to WHEN are evaluated to be False, then the result respective to the ELSE part is shown. In case, you don't specify the ELSE part; the query will return null. A condition is generally applied on a column that is present in the table you are operating on. Conditional query constructs like the above are typically done with SELECT statements.
DataCamp
datacamp.com › tutorial › logical-functions-tableau-if-case-statements
Logical Functions in Tableau Tutorial: IF and CASE statements | DataCamp
March 8, 2023 - If you don’t, you’ll get the ... CASE statement is another conditional statement in Tableau that allows users to perform multiple tests on a single field and return different values based on the results....
Kblee152
kblee152.github.io › SQL-dc-case-when
Intermediate SQL CASE WHEN
October 19, 2019 - Datacamp · Contains a WHEN, THEN, and ELSE statement, finished with END · CASE WHEN x = 1 THEN 'a' WHEN x = 2 THEN 'b' ELSE 'c' END AS new_column · Add multiple logical conditions to your WHEN clause ·
Medium
medium.com › 艾蜜莉讀讀寫寫 › datacamp-functions-for-manipulating-data-in-sql-server-a46a24bc1d6f
⛺ Datacamp|Functions for Manipulating Data in SQL Server
April 15, 2023 - -- Identify the home team as Bayern Munich, Schalke 04, or neither SELECT CASE WHEN hometeam_id = 10189 THEN 'FC Schalke 04' WHEN hometeam_id = 9823 THEN 'FC Bayern Munich' ELSE 'Other' END AS home_team, COUNT(id) AS total_matches FROM matches_germany -- Group by the CASE statement alias GROUP BY home_team;
DataCamp
campus.datacamp.com › courses › intermediate-sql-server › summarizing-data
Using CASE statements | SQL
Here is an example of Using CASE statements: In this exercise, you will use a CASE statement to create a new column which specifies whether the Country is USA or International
DataCamp
datacamp.com › doc › mysql › mysql-case
MySQL CASE Expression: Usage & Examples
Learn how to use the MySQL CASE expression for conditional logic in SQL statements. Discover syntax, examples, and best practices for efficient query handling and data management.
DataCamp
campus.datacamp.com › courses › data-manipulation-in-sql › well-take-the-case
Using CASE and AVG to derive fractions | SQL
Here is an example of Using CASE and AVG to derive fractions: CASE statements will return any value you specify in your THEN clause
DataCamp
campus.datacamp.com › courses › data-manipulation-in-sql › well-take-the-case
CASE WHEN with aggregate functions | SQL
You guessed it -- a CASE statement. CASE statements are like any other column in your query, so you can include them inside an aggregate function. Take a look at the CASE statement. The WHEN clause includes a similar logical test to the previous lesson -- did Liverpool play as the home team, ...
DataCamp
datacamp.com › doc › java › case
case Keyword in Java: Usage & Examples
The case keyword is used to handle multiple conditions in a more readable and efficient manner than multiple if-else statements. It is particularly useful when you need to execute different code based on the value of a variable. switch (expression) { case value1: // code block break; case value2: ...
DataCamp
datacamp.com › tutorial › python-switch-case
Python Switch Case Statement: A Beginner's Guide | DataCamp
January 30, 2024 - Before Python 3.10, Python developers had to use multiple if-elif-else statements or dictionaries to simulate switch case functionality. Here's a basic example using if-elif-else:
GitHub
github.com › joshyazman › datacamp-materials › blob › master › datacamp_sql_case_study_outline.md
datacamp-materials/datacamp_sql_case_study_outline.md at master · joshyazman/datacamp-materials
Lesson 3.4 - Explore how President Trump impacts districts using with() statements ... Use a with subquery to create a list of poll_ids that ask check_or_support (hint - where check_or_support != 'NA') and calculate responses by district · Join the with table to itself using subqueries to limit the table to support percentages first, then check percentages · Lesson 4.1 - Using Case Statements to Create Categorical Variables
Author joshyazman
DataCamp
campus.datacamp.com › courses › data-manipulation-in-sql › well-take-the-case
Filtering your CASE statement | SQL
The only difference is that you don't alias the statement in WHERE. ... Use the CASE statement in the WHERE clause to filter where hometeam_id is 9857 and home goals exceed away goals.
ThoughtSpot
thoughtspot.com › sql-tutorial › sql-case
SQL CASE Statement | Intermediate SQL | ThoughtSpot
March 12, 2026 - SELECT player_name, weight, CASE WHEN weight > 250 THEN 'over 250' WHEN weight > 200 THEN '201-250' WHEN weight > 175 THEN '176-200' ELSE '175 or under' END AS weight_group FROM benn.college_football_players · In the above example, the WHEN/THEN statements will get evaluated in the order that they're written.
DataCamp
datacamp.com › home › sql
Data Manipulation in SQL Course | DataCamp
Structure SQL queries with multiple correlated subqueries as common table expressions using the WITH statement · Use correlated subqueries to extract data from multiple tables in different formats within a relational database · Use single subqueries in SELECT, FROM, and WHERE clauses to retrieve and filter information ... In this chapter, you will learn how to use the CASE WHEN statement to create categorical variables, aggregate data into a single column with multiple filtering conditions, and calculate counts and percentages.
Published May 12, 2026
Quizlet
quizlet.com › 296823443 › datacamp-intro-to-sql-and-joins-with-postgresql-flash-cards
Datacamp: Intro to SQL and Joins with PostgreSQL Flashcards | Quizlet
Study with Quizlet and memorize flashcards containing terms like SELECT, FROM, AS and more.
Stack Overflow
stackoverflow.com › questions › 75757532 › trying-to-understand-why-is-not-null-is-necessary-at-end-of-query-and-case-state
Trying to understand why IS NOT NULL is necessary at end of query and case statement in SQL - Stack Overflow
In my case this is how they taught it in DataCamp so far. :/ 2023-03-16T14:42:55.017Z+00:00 ... @EveSpencer sorry, I misread your CASE example as CASE...END IS NULL which is why I changed it to NOT. I will edit and make it an OR instead, which should be equivalent 2023-03-16T21:00:15.9Z+00:00 ... Aha! I gotcha. Thanks so much, @Josh! 2023-03-16T22:58:52.393Z+00:00 ... Find the answer to your question by asking.
DataCamp
datacamp.com › home › sql
Intermediate SQL Server Course | DataCamp
One of the first steps in data analysis is examining data through aggregations. This chapter explores how to create aggregations in SQL Server, a common first step in data exploration. You will also clean missing data and categorize data into bins with CASE statements.
Published May 8, 2026