Extracting the day of the week is a common requirement while working with SQL.Whether we’re generating reports, scheduling tasks, or analyzing trends, knowing the specific day can be crucial for effective data analysis. In this quick tutorial, we’ll learn to get the day of the week from ...
在SQL查询中,可以使用日期函数和条件语句来获取从星期六开始,以星期五结束的一周的数据。以下是一个示例的SQL查询语句: 代码语言:txt 复制 SELECT * FROM your_table WHERE DATEPART(dw, your_date_column) = 7 -- 星期六 AND your_date_column <= DATEADD(day, 6, your_date_column) --...
Each day of the week is represented by a number from 1 to 7, with 1 being the first day of the week. Given any day of the week, to get back to the first day, you simply have to subtract from the current day the number of days equal to the day of the week then add 1 day....
WEEK 返回参数中一年的第几周,用范围在 1-54 的整数值表示。以星期日作为一周的开始。 WEEK_ISO 返回参数中一年的第几周,用范围在 1-53 的整数值表示。 要使当前时间或当前时间戳记调整到 GMT/CUT,则把当前的时间或时间戳记减去当前时区寄存器: current time - current timezone current timestamp - curren...
MAX([Date]) FOR [Day] in ([Sunday],[Monday],[Tuesday],[Wednesday],[Thursday],[Friday],[Saturday]) ) As pvt OPTION (MAXRECURSION 0) The above query pivots the data around days of the week. The result from the above query is shown below ...
SQL_FN_TSI_WEEKSQL_FN_TSI_MONTHSQL_FN_TSI_QUARTERSQL_FN_TSI_YEARFIPS 過渡層級一致性驅動程式一律會傳回設定所有這些位的位掩碼。 SQL_TIMEDATE_DIFF_INTERVALS 2.0 SQLUINTEGER 位掩碼,列舉驅動程式和 TIMESTAMPDIFF 純量函式相關聯數據源所支持的時間戳間隔。下列位掩碼可用來判斷支援的間隔:SQL_FN_TSI_...
SQL_FN_TSI_WEEKSQL_FN_TSI_MONTHSQL_FN_TSI_QUARTERSQL_FN_TSI_YEARFIPS 過渡層級一致性驅動程式一律會傳回設定所有這些位的位掩碼。 SQL_TIMEDATE_DIFF_INTERVALS 2.0 SQLUINTEGER 位掩碼,列舉驅動程式和 TIMESTAMPDIFF 純量函式相關聯數據源所支持的時間戳間隔。下列位掩碼可用來判斷支援的間隔:SQL_FN_TSI_...
SQL_FN_TSI_WEEKSQL_FN_TSI_MONTHSQL_FN_TSI_QUARTERSQL_FN_TSI_YEARAn FIPS Transitional level-conformant driver will always return a bitmask in which all of these bits are set. SQL_TIMEDATE_DIFF_INTERVALS 2.0 An SQLUINTEGER bitmask enumerating the timestamp intervals supported by the driver and...
MSSQL中用法:DATEDIFF(day, pubdate, getdate()) Sybase中用法:DATEDIFF(dd, pubdate, getdate()) 语法 DateDiff(interval, date1, date2 [,firstdayofweek[, firstweekofyear]]) DateDiff 函数的语法有以下参数: 参数 描述 interval 必选。字符串表达式,表示用于计算 date1 和 date2 之间的时间间隔。有关数值...
In general, useSET DATEFIRST 1to specify that monday is the first day of the week. However, ...