❮Previous❮ SQL Server FunctionsNext❯ ExampleGet your own SQL Server Return the length of an expression (in bytes): SELECTDATALENGTH('W3Schools.com'); Try it Yourself » Definition and Usage The DATALENGTH() function returns the number of bytes used to represent an expression. ...
In SQL Server the DATALENGTH() function represent an expression which returns the number of bytes.. Note: The DATALENGTH() function in SQL Server counts both leading and trailing spaces when calculating the length of the expression.SQL Datalength() syntaxDATALENGTH(expression)...
如需對應 SQL Server 函式的相關信息,請參閱 DATALENGTH (Transact-SQL) 。DataLength(Byte[]) 傳回用來代表任何運算式的位元組數目。 C# 複製 [System.Data.Objects.DataClasses.EdmFunction("SqlServer", "DATALENGTH")] public static int? DataL
("SqlServer","DATALENGTH")> _ <SuppressMessageAttribute("Microsoft.Usage","CA1801:ReviewUnusedParameters", MessageId :="arg")> _PublicSharedFunctionDataLength ( _ argAsNullable(OfGuid) _ )AsNullable(OfInteger) 用法DimargAsNullable(OfGuid)DimreturnValueAsNullable(OfInteger) returnValue = SqlFunctions...
This function is translated to a corresponding function in the database. For information about the corresponding SQL Server function, seeDATALENGTH (Transact-SQL). Applies to .NET Framework 4.8.1 and other versions ProductVersions .NET Framework4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, ...
select len(@xml) 3 --Return 4 --Msg 8116, Level 16, State 1, Line 2 5 --Argument data type xml is invalid for argument 1 of len function. John Huang, SQL Server MCM + MVP, http://sqlnotes.info 13年DBA老兵 三届微软SQL Server MVP...
So Len function only returns the exact character length and does not include the trailing spaces. Let us now have a look at DataLength function in SQL.DataLength() Function : This function returns the number of bytes used or occupied by the data. It includes the trailing spaces also. Let...
SQL Server IIF()用法及代码示例 SQL Server FORMAT()用法及代码示例 SQL Server LEN()用法及代码示例 SQL Server CONCAT_WS()用法及代码示例 SQL Server UPPER()用法及代码示例 注:本文由纯净天空筛选整理自sanjoy_62大神的英文原创作品 DATALENGTH() Function in SQL Server。非经特殊声明,原始代码版权归原作者...
The DATALENGTH function is used to show the number of bytes used to represent an expression. This is useful to see the space used for a column in a database table. The number returned by the function can be int or bigint. Syntax ...
SQL Server 中的 DATALENGTH()函数 原文:https://www . geesforgeks . org/data length-function-in-SQL-server/ DATALENGTH() : 这个函数返回一个表达式的长度,表达式的长度将以字节为单位。语法: DATALENGTH( expression ) 参数– 该方法接受如上所述的单参