50.79. pg_timezone_abbrevs

The view pg_timezone_abbrevs provides a list of time zone abbreviations that are currently recognized by the datetime input routines. The contents of this view change when the timezone_abbreviations run-time parameter is modified.

Table 50.80. pg_timezone_abbrevs Columns

NameTypeDescription
abbrevtextTime zone abbreviation
utc_offsetintervalOffset from UTC (positive means east of Greenwich)
is_dstbooleanTrue if this is a daylight-savings abbreviation

While most timezone abbreviations represent fixed offsets from UTC, there are some that have historically varied in value (see Section B.3, “Date/Time Configuration Files” for more information). In such cases this view presents their current meaning.