Olson database

E31483

The Olson database is a widely used, standardized repository of time zone information that underpins accurate timekeeping across computer systems and applications worldwide.


Statements (46)

Predicate Object
instanceOf IANA time zone database
software standard
time zone database
alsoKnownAs IANA time zone database
surface form: tz database

zoneinfo database
compiledTo binary zoneinfo files
contains daylight saving time transitions
historical time zone rules
time zone identifiers
dataFileExtension .tab
.zi
distributionForm source code form
format text files
goal provide consistent time zone data across systems
governedBy IANA Time Zone Database policy
hasMailingList [email protected]
importance de facto standard for time zone data
influenced IANA time zone database
surface form: POSIX time zone conventions

time zone handling in programming libraries
license public-domain-like terms
maintainedBy Internet Assigned Numbers Authority
namedAfter Arthur David Olson
originatedBy Arthur David Olson
primaryFile zone.tab
zone1970.tab
scope worldwide time zones
shortName tzdb
standardizedBy IANA
supports conversion between UTC and local time
future daylight saving time changes
historical local time calculations
updated several times per year
updateReason daylight saving time law changes
government time zone changes
usedBy .NET Framework
surface form: .NET

Java
Linux distributions
PostgreSQL
Python
Unix-like operating systems
macOS
many programming languages
usedFor civil timekeeping
daylight saving time rules
time zone information
usedIn /usr/share/zoneinfo directory on many systems

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

IANA time zone database alsoKnownAs Olson database