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Asia/Novosibirsk (Russia) switch from +06 to +07 on July 2016 - Impact on Oracle RDBMS (Doc ID 2152421.1)

Last updated on AUGUST 04, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 9.2.0.8 to 12.1.0.2 [Release 9.2 to 12.1]
Information in this document applies to any platform.

Purpose

 

Asia/Novosibirsk (Russia) switch from +06 to +07 on July 2016. https://rg.ru/2016/06/14/reg-sibfo/deputaty-pereveli-chasy-v-novosibirskoj-oblasti.html


The affected timezones are :

Asia/Novosibirsk

These are expected to be included in tzdata2016f.

The DSTv26 patch does NOT include this change, since this change was announced after DSTv26 was made.

It change will be included in DSTv27



Scope

Anyone who may be using the affected Russian Timezones

The Oracle kernel itself is also not impacted by the OS/system clock changes (or for that matter Oracle DST patches). <Note:1013279.6> How Does Daylight Savings Time Affect The Database Kernel?

Used abbreviations:
TZ: TimeZone
TSTZ: TimeStamp with Time Zone
TSLTZ: TimeStamp with Local Time Zone

Details

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In this Document
Purpose
Scope
Details
  1) The DATE dataype and SYSDATE / SYSTIMESTAMP
 2) Storing data in the TimeStamp with (Local) Time Zone datatype.
 3) TimeStamp with Time Zone columns are used, how do I see if the affected Russian Timezones are stored?
 4) Database timezone , Session timezone and CURRENT_DATE , LOCALTIMESTAMP , CURRENT_TIMESTAMP functions
 5) Oracle DST patches and this change.
 6) The OJVM dst information
 7) Java in the Database home
 8) Other Oracle software (Enterprise Manager , Oracle Applications etc)
 9) Will any data stored in DATE, TIMESTAMP, TIMESTAMP WITH (LOCAL) TIMEZONE columns be affected by changing the server OS timezone?
References

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