of time zone names that are recognized by <command>SET TIMEZONE</>,

along with their associated abbreviations, UTC offsets,

and daylight-savings status. (Technically,

<productname>PostgreSQL</productname>uses <acronym>UT1</> rather

than UTC because leapseconds are not handled.)

<productname>PostgreSQL</productname>does not use UTC because leap

seconds are not handled.)

Unlike the abbreviations shown in <link

linkend="view-pg-timezone-abbrevs"><structname>pg_timezone_abbrevs</structname></link>, many of these names imply a set of daylight-savings transition

date rules. Therefore, the associated information changes across local DST

The time zone offset from UTC, measured in seconds. Positive values

correspond to time zones east of UTC, negative values to

zones west of UTC. (Technically,

<productname>PostgreSQL</productname>uses <acronym>UT1</> because

<productname>PostgreSQL</productname>does not use UTC because

leap seconds are not handled.)

</para>

</listitem>