❮Previous❮ SQL Server FunctionsNext❯ Example Convert a value to an int datatype: SELECTCAST(25.65ASint); Try it Yourself » Definition and Usage The CAST() function converts a value (of any type) into a specified datatype.
T-SQL CAST Functions 此函数在调用时,是用来将值转换为指定的SQL Server数据类型,它是ANSI标准SQL,有一点不足的是,在调用时,不能使用样式值,可参考另一个转换函数CONVERT()。 比如SQL Server没一个函数直接只取得当前系统的日期或是时间。下面例子演示: SELECTCAST(CURRENT_TIMESTAMPASDATE)AS[DATE],CAST(CURREN...
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Applies to: SQL Server SSIS Integration Runtime in Azure Data FactoryExplicitly converts an expression from one data type to a different data type. The cast operator can also function as a truncation operator.SyntaxКопирај (type_spec) expression Arguments...
expression:任何有效的SQServer表达式。 AS:用于分隔两个参数,在AS之前的是要处理的数据,在AS之后是要转换的数据类型。 data_type:目标系统所提供的数据类型,包括bigint和sql_variant,不能使用用户定义的数据类型。 使用CAST函数进行数据类型转换时,在下列情况下能够被接受: ...
CONVERT is specific to sql server. But is very strong function. You can specify different styles for dates Share Follow answered Dec 1, 2016 at 4:26 RakeshP 15155 silver badges1616 bronze badges Add a comment 4 You should also not use CAST for getting the text of a hash algorithm...
/* Usage: select dbo.fn_PadInt(3, '0', 5) Returns '00003' */ CREATE FUNCTION fn_PadInt ( @Input Int, @PadCharacter Char(1), @Length Int ) RETURNS VarChar(20) AS BEGIN DECLARE @InputLen INT DECLARE @Output VarChar(20) SET @InputLen = LEN(@Input) SET @Output = CAST(@Input as...
CAST() MySQLCAST()Function ❮ MySQL Functions ExampleGet your own SQL Server Convert a value to a DATE datatype: SELECTCAST("2017-08-29"ASDATE); Try it Yourself » Definition and Usage The CAST() function converts a value (of any type) into the specified datatype....
Applies to: SQL Server SSIS Integration Runtime in Azure Data FactoryExplicitly converts an expression from one data type to a different data type. The cast operator can also function as a truncation operator.SyntaxCopy (type_spec) expression Arguments...
Explicit conversions require specification of the CAST function or the CONVERT function. The following illustration shows all explicit and implicit data type conversions allowed for SQL Server system-supplied data types. These include bigint, and sql_variant, and xml. There is no implicit conversion ...