syntaxsql 複製 SYSUTCDATETIME ( ) 傳回類型datetime2備註只要是 Transact-SQL 陳述式可以參考 datetime2 運算式的任何位置,該陳述式就可以參考 SYSUTCDATETIME。SYSUTCDATETIME 是不具決定性的函數。 在資料行中參考這個函數的檢視表和運算式無法編製索引。
These types align with the SQL Standard, and are more portable. time, datetime2 and datetimeoffset provide more seconds precision. datetimeoffset provides time zone support for globally deployed applications. Description Expand table PropertyValue Syntax DATETIME Usage DECLARE @MyDatetime DATETIME;CREATE ...
Syntaxdatetime2[ (fractional seconds precision) ] UsageDECLARE @MyDatetime2 datetime2(7); CREATE TABLE Table1 (Column1 datetime2(7)); Default string literal format (used for down-level client)yyyy-MM-dd HH:mm:ss[.nnnnnnn] For more information, seeBackward compatibility for down-level client...
Transact-SQL 语法约定 语法 syntaxsql 复制 SYSUTCDATETIME ( ) 返回类型 datetime2 注解 Transact-SQL 语句在其可以引用 datetime2 表达式的任何位置,均可引用 SYSUTCDATETIME。 SYSUTCDATETIME 是不确定性函数。 不能对在列中引用该函数的视图和表达式建立索引。 备注 SQL Server 使...
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syntaxsql SYSDATETIME( ) 返回类型 datetime2(7) 备注 Transact-SQL 语句在其可以引用 datetime2(7) 表达式的任何位置,均可引用 SYSDATETIME。 SYSDATETIME 是不确定性函数。 不能对在列中引用该函数的视图和表达式建立索引。 备注 SQL Server 使用 GetSystemTimeAsFileTime() Windows API 来获取日期和时间值。
-- Microsoft SQL Server string to date conversion - datetime string format sql server -- MSSQL string to datetime conversion - convert char to date sql server -- Subtract 100 from style number (format) for yy instead yyyy (or ccyy with century) ...
SQL Server DATEDIFF function returns the difference in seconds, minutes, hours, days, weeks, months, quarters and years between 2 datetime values. Quick Example: -- The difference is days between today and yesterday SELECT DATEDIFF(dd, GETDATE(
The SYSDATETIME() function returns the date and time of the computer where the SQL Server is running. Syntax SYSDATETIME() Technical Details Return type:datetime2(7) Works in:SQL Server (starting with 2008), Azure SQL Database, Azure SQL Data Warehouse, Parallel Data Warehouse ...
syntaxsql Kopēt SYSDATETIME ( ) Piezīme To view Transact-SQL syntax for SQL Server 2014 (12.x) and earlier versions, see Previous versions documentation.Return Typedatetime2(7)RemarksTransact-SQL statements can refer to SYSDATETIME anywhere they can refer to a datetime2(7) expression....