sql server 2017 release date

(), 2011-05-09 09:13:14.670 Select CON VERT (varchar), GETDATE () 05/09/11 9:15:33 AM Select CONVERT (varchar (+), GETDATE (), max) 2011-05-09 SELECT convert (varchar), GETDATE (), 09:15:33 select CONVERT (varchar), GETDATE (), 2011-05-09 09:15:33.140 Select CONVERT (varchar), GETDATE (), 9 9:15AM Select CONVERT (varchar (1), GETDATE (), 101) 05/09/2011 SELECT CONVERT (varchar), GETDATE (), 2011.05.09 select CONVERT (varchar), GETDATE (), 103) 09/05/2011 Select CONVERT (varchar (+), GETDATE ()

In sqlserver2000, convert is used to obtain the processing result of the datetime data type style (full) date data format. Two examples are as follows: CONVERT (varchar (16), time 1, 20: 2007-02-0108:02 * The time is generally the * CONVERT (varchar (10), time 1, 23) Result of the getdate () function or the field * CONVERT (varchar (10) in the data table: 2007-02 In SQL server2000, convert is used to obtain

The default datetime format of the Chinese version of SQL Server is yyyy-mm-dd thh: mm: Ss. Mmm.For example:Select getdate ()11:06:08. 177I sorted out the date format conversion methods that may be frequently used in SQL Server:Example:Select convert (varchar, getdate (), 120)11:06:08 Select Replace (replace (convert

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return value of 1 indicates correct--A return value of 0 indicates an errorSelect ISDATE (' 2012-2-29 ')Select ISDATE (' 2008-80-8 ')--sysdatetime system Precise TimeSelect Sysdatetime ()SELECT GETDATE ()--the difference is accurate or notSecond, type conversion function--Data type conversion cast convert--cast writes the converted value + as + the type converted toSelect CAST (1.73 as int)Select CAST (1.73 as varchar (50))Select CAST (1.73333333 as Decimal (18,2))Select cast (CAST (' 1.78 ' as

SQL Server Date functionDefinition and UsageThe CONVERT () function is a general function that converts a date to a new data type.The CONVERT () function can display date/time data in different formats.GrammarCONVERT (data_type (length), Data_to_be_converted,style)data_type

ff and DATEADD functions and their time interval, read the Microsoft online help.　　 Using the DATEDIFF and DATEADD functions to calculate a date is a bit different from the method used to convert from the current date to the date you need. You must consider the time interval. For example, how many time intervals are there between the current

I sorted out the date format conversion methods that may be frequently used in SQL Server: Example: Select convert (varchar, getdate (), 120) 11:06:08 Select Replace (replace (convert (varchar, getdate (), 120 ),'-',''),'',''),':','')20040912110608 Select Replace (convert (varchar, getdate (), 111 ),'/','-')2004-09-12 Select convert (varchar (12), getdate

A very powerful date Formatting Function in SQL Server Select convert (varchar (100), getdate (), 0): 05 16 2006 AMSelect convert (varchar (100), getdate (), 1): 05/16/06Select convert (varchar (100), getdate (), 2): 06.05.16Select convert (varchar (100), getdate (), 3): 16/05/06Select convert (varchar (100), getdate (), 4): 16.05.06Select convert (varchar (100),

), GETDATE (), 25): 2006-05-16 10:57:47.250Select CONVERT (varchar), GETDATE (), (+): 2006 10:57amSelect CONVERT (varchar), GETDATE (), 101): 05/16/2006Select CONVERT (varchar), GETDATE (), 102): 2006.05.16Select CONVERT (varchar), GETDATE (), 103): 16/05/2006Select CONVERT (varchar), GETDATE (), 104): 16.05.2006Select CONVERT (varchar), GETDATE (), 105): 16-05-2006Select CONVERT (varchar), GETDATE (), 106): 16 05 2006Select CONVERT (varchar), GETDATE (), 107): 05 16, 2006Select CONVERT (varchar

Label: 1 SELECT DateDiff(YY,'2010-06-1 10:10',GETDATE())--calculate how many years 2 SELECT DateDiff(Q,'2011-01-1 10:10',GETDATE())--Calculate how many quarters 3 months a quarter 3 SELECT DateDiff(MM,'2011-06-1 10:10',GETDATE())--calculate how many months 4 SELECT DateDiff(DD,'2011-06-1 10:10',GETDATE())--calculate how many days 5 SELECT DateDiff(WK,'2011-06-1 10:10',GETDATE())--calculate how many weeks 6 SELECT DateDiff(HH,'2011-06-10 10:10','2011-06-10 11:10')--calculate how many hours 7 SELE

// It is inconvenient to process dates in PHP, for example, to find the month with a different date? What should I do? // File name: date. inc. php3 // before using these two functions, convert the date or date to the timestamp type. // For example: // $ todaymktime (0, 0, 0, date