cast date format in sql server

Let's take a short time to introduce SQL rounding round functions SQL Rounding 2007/11/01 16:35 question 1: Will get 123 (will be omitted after the decimal point). If you want to get two digits after the decimal point. You need to change the above SELECT CAST (' 123.456 ' as Decimal (2)) ===>123.46 It's automatically rounded!

In SQL Server, both the cast and CONVERT functions are available for type conversions, and their functions are the same.It's just a different syntax.Cast is generally easier to use, and the advantage of convert is that dates and values can be formatted.1 Select CAST('123' as int)--1232 Select CONVERT(int,'123')--1233

The difference between coercion cast and convert in SQL Server In SQL Server, both the cast and CONVERT functions are available for type conversions, and their functions are the same. Just different grammar.

This article from: http://www.cnblogs.com/xh831213/category/47654.htmlExplicitly converts an expression of a data type to another data type. CAST and CONVERT provide similar functionality.GrammarUsing CAST:CAST (expression as data_type)Using CONVERT:CONVERT (data_type[(length)], expression [, style])ParametersExpressionIs any valid microsoft®sql Server™ expressio

If (object_id ('t_ test')> 0)Drop table t_testGoCreate Table t_test (A SQL _variant, B SQL _variant, C SQL _variant)Insert into t_test select 1, 1, 'A'Insert into t_test select 1, getdate (), nullInsert into t_test select 'A', null, 1Insert into t_test select 3, null, nullInsert into t_test select null, null, nullGoSelect * From t_testGoSelectCount (*) -- total,

The argument type of the CAST () function changes to return two different encodings for Chinese:SELECT CAST (' kanji ' as VARBINARY) as [GB2312];-Equivalent to cast (cast (N ' kanji ' as VARCHAR (4)) as VARBINARY)SELECT CAST (N ' kanji ' as VARBINARY) as [UTF-8];-Equivalent

In SQL Server, both the cast and CONVERT functions are available for type conversions, and their functions are the same.It's just a different syntax.Cast is generally easier to use, and the advantage of convert is that dates and values can be formatted.CodeSelect CAST('123' as int)--123Select CONVERT(int,'123')--123Se

SQL Server date function, SQL Server date Current System Date and Time Select getdate () 14:52:27. 123Extract data from date Day (), mo

Common SQL Server date comparison and date query statements In SQL Server, you may need to obtain the current date and calculate some other dates. For example, your program may need to

functions are used to obtain the midnight time point. Select dateadd (DD, datediff (DD, 0, getdate (), 0) Go deep into datediff and dateadd function compute You can understand that by using simple datediff and dateadd functions, you can find many different dates that may be meaningful. All the examples so far only calculate the number of time intervals between the current time and "1900-01-01", and then add it to the "1900-01-01" time interval to calculate the

Recently, a problem has been encountered with the date format in the code after an ASP site was migrated from Server 2003 to server 2012. For example, May 12, 2015, on the old server is 12/5/2015, on the new server has become 5/12

Date formatting statement and SQL Server statement during SQL Server Query The default datetime format of the Chinese version of SQL Server

:49Select CONVERT (varchar (100), GETDATE (), 121): 10:57:49. 700Select CONVERT (varchar (100), GETDATE (), 126): 2006-05-16T10: 57: 49.827Select CONVERT (varchar (100), GETDATE (), 130): 18 ???? ?????? 1427 10: 57: 49: 907AMSelect CONVERT (varchar (100), GETDATE (), 131): 18/04/1427 10: 57: 49: 920AM Note:Use CONVERT: CONVERT (data_type [(length)], expression [, style]) ParametersExpression Is any valid Microsoft®SQL

:437amSelect CONVERT (varchar), GETDATE (), 110): 05-16-2006Select CONVERT (varchar), GETDATE (), 111): 2006/05/16Select CONVERT (varchar), GETDATE (), 112): 20060516Select CONVERT (varchar), GETDATE (), 113): 16 05 2006 10:57:49:513Select CONVERT (varchar), GETDATE (), 114): 10:57:49:547Select CONVERT (varchar), GETDATE (), 120): 2006-05-16 10:57:49Select CONVERT (varchar), GETDATE (), 121): 2006-05-16 10:57:49.700Select CONVERT (varchar), GETDATE (), 126): 2006-05-16t10:57:49.827Select CONVERT

, binary, or varbinary data type. Style Date Format style, which converts datetime or smalldatetime data to character data (nchar, nvarchar, char, varchar, nchar, or nvarchar data type); or string format style, to convert float, real, money, or smallmoney data to character data (nchar, nvarchar, char, varchar, nchar, or nvarchar data type ).

:437amSelect CONVERT (varchar), GETDATE (), 110): 05-16-2006Select CONVERT (varchar), GETDATE (), 111): 2006/05/16Select CONVERT (varchar), GETDATE (), 112): 20060516Select CONVERT (varchar), GETDATE (), 113): 16 05 2006 10:57:49:513Select CONVERT (varchar), GETDATE (), 114): 10:57:49:547Select CONVERT (varchar), GETDATE (), 120): 2006-05-16 10:57:49Select CONVERT (varchar), GETDATE (), 121): 2006-05-16 10:57:49.700Select CONVERT (varchar), GETDATE (), 126): 2006-05-16t10:57:49.827Select CONVERT

CONVERT (varchar), GETDATE (), 111): 2006/05/16Select CONVERT (varchar), GETDATE (), 112): 20060516Select CONVERT (varchar), GETDATE (), 113): 16 05 2006 10:57:49:513Select CONVERT (varchar), GETDATE (), 114): 10:57:49:547Select CONVERT (varchar), GETDATE (), 120): 2006-05-16 10:57:49Select CONVERT (varchar), GETDATE (), 121): 2006-05-16 10:57:49.700Select CONVERT (varchar), GETDATE (), 126): 2006-05-16t10:57:49.827Select CONVERT (varchar), GETDATE (), ():???? ?????? 1427 10:57:49:907amSelect C

Label: ------------------date is converted into a month and a day and seconds--------------- Select ' R ' +convert (varchar), GETDATE (), 112)+right (CAST (Power (10,2) as varchar) +datepart (hour, GETDATE ()), 2)+right (CAST (Power (10,2) as varchar) +datepart (minute, GETDATE ()), 2)+right (CAST (Pow

(varchar), GETDATE (), 111): 2006/05/16Select CONVERT (varchar), GETDATE (), 112): 20060516Select CONVERT (varchar), GETDATE (), 113): 16 05 2006 10:57:49:513Select CONVERT (varchar), GETDATE (), 114): 10:57:49:547Select CONVERT (varchar), GETDATE (), 120): 2006-05-16 10:57:49Select CONVERT (varchar), GETDATE (), 121): 2006-05-16 10:57:49.700Select CONVERT (varchar), GETDATE (), 126): 2006-05-16t10:57:49.827Select CONVERT (varchar), GETDATE (), ():???? ?????? 1427 10:57:49:907amSelect CONVERT (