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SQL•SQL References

SQL Server ROUND() Function

Flash cards

Review the key moves

1/4
Core idea

What is the main idea behind SQL Server ROUND() Function?

Lesson checks

Practice each idea before moving on

Short Mimo-style checks built from this lesson's code, terms, and sequence.

1Quick choice

Which statement best captures the main point of this lesson?

2Fill blank

Complete the missing token from the example code.

___ ROUND(235.415, 2) AS RoundValue;
3Order

Put the learning moves in the order that makes the concept easiest to apply.

The ROUND() function rounds a number to a specified number of decimal places.
Definition and Usage
SQL Server ROUND() Function

Example

SELECT ROUND(235.415, 2) AS RoundValue;

Definition and Usage

The ROUND() function rounds a number to a specified number of decimal places.

Tip

Also look at the FLOOR() and CEILING() functions.

Syntax

ROUND(
number
,
decimals
,
operation
)

Parameter Values

ParameterDescription
numberRequired. The number to be rounded
decimalsRequired. The number of decimal places to round number to
operationOptional. If 0, it rounds the result to the number of decimal . If another value than 0, it truncates the result to the number of decimals. Default value is 0

Technical Details

Works in:SQL Server (starting with 2008), Azure SQL Database, Azure SQL Data Warehouse, Parallel Data Warehouse

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SQL Server SIGN() Function