2 DATE_FORMAT (datetime ,FormatCodes ) //使用formatcodes格式显示datetimeDATE_SUB (date2 , INTERVAL d_value d_type ) //在date2上减去一个时间DATEDIFF (date1 ,date2 ) //两个日期差DAY (date ) //返回日期的天DAYNAME (date ) //英文星期 3 DAYOFWEEK (date ) //星期(1-7) ,1为星期天DAY...
DATE_FORMAT (datetime ,FormatCodes ):转换日期格式 EXTRACT(unit FROM date):提取日期的指定部分 DAY、week、year:提取date中的日、周、年等 CURRENT_X:CURRENT_DATE ( ) 当前日期;CURRENT_TIME ( ) 当前时间;CURRENT_TIMESTAMP ( ) ;当前时间戳;NOW ( ) //当前时间。 日期加减:DATEDIFF (date1 ,date2...
DATE_FORMAT (datetime ,FormatCodes ) //使用formatcodes格式显示datetimeDATE_SUB (date2 , INTERVAL d_value d_type ) //在date2上减去一个时间DATEDIFF (date1 ,date2 ) //两个日期差DAY (date ) //返回日期的天DAYNAME (date ) //英文星期DAYOFWEEK (date ) //星期(1-7) ,1为星期天DAYOFYEAR ...
DATE_FORMAT (datetime ,FormatCodes ):转换日期格式 EXTRACT(unit FROM date):提取日期的指定部分 DAY、week、year:提取date中的日、周、年等 CURRENT_X 日期加减:DATEDIFF (date1 ,date2 ) 两个日期差; TIMEDIFF(datetime1,datetime2) : 两个日期时间型相减;DATE_ADD(date2 , INTERVAL d_value d_type )...
Two-digit year codesFour-digit year codesFormat 以下是日期和时间转换的特性: 取值范围:允许的日期范围为0001-01-01 ~ 9999-12-31。 默认值: 将时间值转换为TIMESTAMP、POSIXTIME、DATETIME或SMALLDATETIME时,日期默认为1900-01-01。 注意,对于{fn CONVERT()},日期默认为1841-01-01。
And finally, the code value of 11 converts a date to YYYY/MM/DD format: SELECT DOB, CONVERT(varchar(50), DOB ,111) as DOB_CONV From Patient To see further details of all the various date formats and corresponding codes, refer to theofficial SQL Server documentation. ...
将时间值转换为TIMESTAMP、POSIXTIME、DATETIME或SMALLDATETIME时,日期默认为1900-01-01。 注意,对于{fn CONVERT()},日期默认为1841-01-01。 将日期值转换为TIMESTAMP、POSIXTIME、DATETIME或SMALLDATETIME时,时间默认为00:00:00。 Default Format:如果没有指定Format -code,CONVERT将尝试从指定的值确定格式。 如果不...
mm/dd/yyyy format: style code 101 DECLARE @Inputdate datetime = '2019-12-31 14:43:35.863'; Select CONVERT(varchar,@Inputdate,1) as [mm/dd/yy], CONVERT(varchar,@Inputdate,101) as [mm/dd/yyyy] Similarly, we can specify different style codes so you can convert dates into your require...
22007 An invalid datetime format was detected; that is, an invalid string representation or value was specified. 22008 Datetime field overflow occurred; for example, an arithmetic operation on a date or timestamp has a result that is not within the valid range of dates. 2200L The XML value ...
SQLSTATE codes ARITHMETIC_OVERFLOW error condition CAST_INVALID_INPUT error condition DC_GA4_RAW_DATA_ERROR error condition DC_SFDC_API_ERROR error condition DC_SQLSERVER_ERROR error condition DELTA_ICEBERG_COMPAT_V1_VIOLATION error condition DIVIDE_BY_ZERO error condition GEOJSON_PARSE_ERROR error co...