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FLOOR (Transact-SQL)
Applies to: 👁 Image
SQL Server 👁 Image
Azure SQL Database 👁 Image
Azure SQL Managed Instance 👁 Image
Azure Synapse Analytics 👁 Image
Analytics Platform System (PDW) 👁 Image
SQL analytics endpoint in Microsoft Fabric 👁 Image
Warehouse in Microsoft Fabric 👁 Image
SQL database in Microsoft Fabric
Returns the largest integer less than or equal to the specified numeric expression.
👁 Image
Transact-SQL syntax conventions
Syntax
FLOOR ( numeric_expression )
Arguments
numeric_expression
An expression of the exact numeric or approximate numeric data type category.
Return types
The return type depends on the input type of numeric_expression:
| Input type | Return type |
|---|---|
| float, real | float |
| decimal(p, s) | decimal(p, 0) |
| int, smallint, tinyint | int |
| bigint | bigint |
| money, smallmoney | money |
| bit | float |
If the result doesn't fit in the return type, an arithmetic overflow error occurs.
For more information, see Precision, scale, and length.
Examples
The following example shows positive numeric, negative numeric, and currency values with the FLOOR function.
SELECT FLOOR(123.45),
FLOOR(-123.45),
FLOOR($123.45);
The result is the integer part of the calculated value in the same data type as numeric_expression.
---- ----- -------
123 -124 123.00
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