The SQL ROUND() function is used to return the round a numeric value. You can specify how many decimal number you want to round.
Example Customer Table
The following data table is for example only. Let's use ROUND() function to round the value of Points from a customer table. The column we going to use is the Points column.
| ID | Name | Age | Points |
| 1 | Thomas Anderson | 45 | 2.567 |
| 2 | Andrew Golden | 38 | 3.125 |
| 3 | Ken Tom | 30 | 4.669 |
| 4 | Andrew Golden | 36 | 5.321 |
| 5 | Timonthy Kirk | 32 | 6.878 |
| 6 | Kelly Smith | 39 | 8.652 |
Example of Running SQL Query
SELECT ID, Name, Age, ROUND(Points, 2) AS Round_Value FROM Customers
After running the above query, it will return the following result.
| ID | Name | Age | Round_Value |
| 1 | Thomas Anderson | 45 | 2.56 |
| 2 | Andrew Golden | 38 | 3.12 |
| 3 | Ken Tom | 30 | 4.66 |
| 4 | Andrew Golden | 36 | 5.32 |
| 5 | Timonthy Kirk | 32 | 6.87 |
| 6 | Kelly Smith | 39 | 8.65 |