The tz_metazone_names table contains localized time zone names for all
metazones (e.g., America/Eastern). There can be a variety of time zone
names, comprising long and short forms (e.g., Eastern Time and ET) and
this is further segmented by generic, standard, and daylight forms (an
example, using short forms, is ET, EST, and EDT). There are
465 rows and a column for
each metazone (comprising 159 columns; the
locale column is first).