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title: "SIN (Transact-SQL) | Microsoft Docs" ms.custom: "" ms.date: "03/03/2017" ms.prod: sql ms.prod_service: "database-engine, sql-database, sql-data-warehouse, pdw" ms.component: "t-sql|functions" ms.reviewer: "" ms.suite: "sql" ms.technology: t-sql ms.tgt_pltfrm: "" ms.topic: "language-reference" f1_keywords:

  • "SIN_TSQL"
  • "SIN" dev_langs:
  • "TSQL" helpviewer_keywords:
  • "SIN function"
  • "sine" ms.assetid: bc1781e9-185f-4981-929b-e77371be6b26 caps.latest.revision: 21 author: edmacauley ms.author: edmaca manager: craigg monikerRange: ">= aps-pdw-2016 || = azuresqldb-current || = azure-sqldw-latest || >= sql-server-2016 || = sqlallproducts-allversions"

SIN (Transact-SQL)

[!INCLUDEtsql-appliesto-ss2008-all-md]

Returns the trigonometric sine of the specified angle, in radians, and in an approximate numeric, float, expression.

Topic link icon Transact-SQL Syntax Conventions

Syntax

SIN ( float_expression )

Arguments

float_expression
Is an expression of type float or of a type that can be implicitly converted to float.

Return Types

float

Examples

The following example calculates the SIN for a specified angle.

DECLARE @angle float;  
SET @angle = 45.175643;  
SELECT 'The SIN of the angle is: ' + CONVERT(varchar,SIN(@angle));  
GO

[!INCLUDEssResult]

The SIN of the angle is: 0.929607                         
  
(1 row(s) affected)

Examples: [!INCLUDEssSDWfull] and [!INCLUDEssPDW]

The following example calculates the sine for a specified angle.

SELECT SIN(45.175643);

[!INCLUDEssResult]

---------  
0.929607

See Also

Mathematical Functions (Transact-SQL)