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Month: September 2020

南大通用GBase 8a数据库某年第几周的具体日期

Posted on 2020年9月1日2021年1月8日 by laozizhu

计算某一年的某一周,是哪一天,其实有7个,随便出一个即可,也yearweek函数是相反的效果。

南大通用GBase 8a数据库两个时间相差的秒数

Posted on 2020年9月1日2020年9月13日 by laozizhu

南大通用GBase 8a 数据库集群提供了timediff函数,返回2个时间相差的秒数。最大单位是小时。

南大通用GBase 8a数据库timestampdiff函数计算两个日期相差的年月日星期小时分秒毫秒等

Posted on 2020年9月1日2021年6月23日 by laozizhu

南大通用GBase 8a数据库支持计算2个日期的差距,通过timestampdiff函数,得到指定格式的差距结果,包括year,month,week,day,hour,minute,second,microsecond等常见的内置数据类型。

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