格式:Date 'YYYY-MM-DD' TimeStamp 'YYYY-MM-DD HH:MI:SS[.FFFFFFFFF] [{+|-}HH:MI]' 如:Declare ts1 TimeStamp with time zone; ts2 TimeStamp with time zone; ts3 TimeStamp with time zone; ts4 TimeStamp with time zone; ts5 Date; Begin ts1:=TimeStamp '2002-02-19 11:52:00.00 ...
TIMESTAMP WITH LOCAL TIME ZONE INTERVAL YEAR TO MONTH INTERVAL DAY TO SECOND 20.2 DATE和TIMESTAMP类型 1)DATE只能精确到秒 SQL> select sysdate from dual; SYSDATE --- 2013-03-10 07:07:00 2)TIMESTAMP类型是DATE型的扩展 SQL> select localtimestamp from dual; LOCALTIMESTAMP --- 2013-06-17 1...
当你跑的时候cast(date_time as timestamp with time zone)然后甲骨文拿走你的SESSIONTIMEZONE对于转换...
格式:Date 'YYYY-MM-DD' TimeStamp 'YYYY-MM-DD HH:MI:SS[.FFFFFFFFF] [{+|-}HH:MI]' 如:Declare ts1 TimeStamp with time zone; ts2 TimeStamp with time zone; ts3 TimeStamp with time zone; ts4 TimeStamp with time zone; ts5 Date; Begin ts1:=TimeStamp '2002-02-19 11:52:00.00 ...
你可以试试这个：
selectcast(sysdateastimestamp)date_to_timestamp from dual; 4、TO_TIMESTAMP_TZ(char[fmt[,’nls_param’]])函数:将符合特定日期和时间格式的字符串转变为TIMESTAMP WITH TIME ZONE类型。 Select TO_TIMESTAMP_TZ('2018-05-14','yyyy-mm-dd') from dual; ...
/usr/bin/env python #coding:utf-8 import sys,os,re import time def timestamp_datatime(valu...
1.3 使用TIMESTAMP WITH LOCAL TIME ZONE类型 TIMESTAMP WITH LOCAL TIME ZONE类型对TIMESTAMP进行了扩展,用于存储一个转换为数据库设置的本地时区的时间戳。如果企业已经实现了一个全球系统,可以通过世界各地访问,就应该使用TIMESTAMP WITH LOCAL TIME ZONE类型来存储时间戳。
I don't have Oracle 9 anywhere near at the moment - I'm "between jobs" as they say, however, you can cast the DATE column to a timestamp with time zone at a particular time zone - UTC looks to be what you might need - at least them whatever the code is doing with those two ...
转换时间->字符 TO_CHAR(d[,fmt]):将指定 的时间 (data,timestamp,timestampwithtimezone) 按照指定格式转换为 varchar2类型; 例如: SELECTTO_CHAR(sysdate,'yyyy-mm-ddhh24:m i:ss')FROMDUAL; ?转换数值->字符 TO_CHAR(n[,fmt]):将指定 数值 n 按照指定格式 fmt 转换为 varchar2 类 型并返回; ...