Because of the recent international go to Oracle on MySQL, this inevitably involves time zone and timestamp issues. Do an experiment and summarize.OracleFirst look at the definition of Oracle Concepts for timestamp:The TIMESTAMP data type is an
Oracle 9i has three Data Types About Time: Timestamp [(precision)] timestamp [(precision)] with Time Zone timestamp [(precision)] with local time zone, timestamp [(precision)] with Time Zone stores time zone information.
1. Oracle time zone settings
Linux time zone details and common time functions time and time zone The entire earth is divided into 24 time zones, each time zone has its own local time. ø UTC Time and GMT time We can think of Greenwich Mean Time (GMT = UTC), GMT and
I. BACKGROUNDA large number of users or the geographical distribution of users of a wide range of projects, there will generally be more than one room. This time if the online Springcloud service, we hope that the service in a computer room first
There are two clocks in linux, but the time zone in linux is somewhat different from that in China. Let's take a look at how to modify and view the time zone and Time Zone in Linux.
1. Modify the time zone
1. view the current time zone
Date-R
2.
Last year, the Internet map industry began to introduce crowdsourcing model, the domestic relatively large map vendors, such as four-dimensional map, high-gold maps, Baidu Map began to launch the application of UGC, crowdsourcing to users to collect
One, modify the time zone
1. View the current time zone
Date-r
2. Modify Settings Time zone
Select target time zone with Tzselect
Tzselect
According to the prompts to select the appropriate time zone, and finally get the time zone settings,
About the most familiar System. dateTime [previous article] [next article] discusses the well-known DateTime type from the perspective of cross-time zone. They are all preparations for this article. In the next two articles, we will introduce how to
Time zone DivisionThe whole earth is divided into 24 time zones, each time series has its own local time. At the same time, the local time in each time zone varies by 1 to 23 hours. For example, the local time in London is 8 hours different from
Timestamp with Loca time zone type syntax
tmestamp[(Fractional_seconds_precisions)] with the local zone
The biggest difference between the timestamp with the local time zone and the timesatamp with times zone is that the type converts to the
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