Course Content
Introduction to SQL
Introduction to SQL
1. Retrieving Data
Retrieving Individual ColumnsRetrieving Multiple Columns Retrieving All ColumnsRetrieving Distinct RowsLimiting ResultsChallenge: Find the Population of the CountriesChallenge: Find All CountriesChallenge: Find All Countries With Their IDsChallenge: Find Country CapitalsChallenge: Find the Regions in Which All Countries Are Located
2. Sorting Retrieved Data
Sorting DataChallenge: Population SortSorting by Multiple ColumnsChallenge: Dual-Sort QuerySpecifying Sort DirectionChallenge: Sort the Countries by Region and CapitalChallenge: Sort Capitals in Descending OrderChallenge: Sort Countries in Ascending OrderChallenge: Find Countries, Their IDs, and Their PopulationsChallenge: Find Countries, IDs, Populations, Regions, and Sort ThemChallenge: Find All Continents and Sort Them in Ascending Order
The MIN() Function
MIN() - this function returns the lowest value in a particular column.
Let's look at an example:
SELECT MIN(population) FROM country;
Here, MIN() returns the smallest population value in the country table.
Here is the country table we are working with:
Task
Swipe to start coding
Write an SQL query to get the smallest value from the surfacearea column in the country table.
Solution
Switch to desktop for real-world practiceContinue from where you are using one of the options belowEverything was clear?
Thanks for your feedback!
SectionΒ 5. ChapterΒ 6
The MIN() Function
MIN() - this function returns the lowest value in a particular column.
Let's look at an example:
SELECT MIN(population) FROM country;
Here, MIN() returns the smallest population value in the country table.
Here is the country table we are working with:
Task
Swipe to start coding
Write an SQL query to get the smallest value from the surfacearea column in the country table.
Solution
Switch to desktop for real-world practiceContinue from where you are using one of the options belowEverything was clear?
Thanks for your feedback!
SectionΒ 5. ChapterΒ 6
Switch to desktop for real-world practiceContinue from where you are using one of the options below