kintana_scripts_system_oracle_db_timezone_file_version
-- Oracle 10g
select version from v$timezone_file
-- Oracle 9i
select case COUNT(DISTINCT(tzname))
when 183 then 1
when 355 then 1
when 347 then 1
when 377 then 2
when 186 then case COUNT(tzname) when 636 then 2 when 626 then 3 else 0 end
when 185 then 3
when 386 then 3
when 387 then case COUNT(tzname) when 1438 then 3 else 0 end
when 391 then case COUNT(tzname) when 1457 then 4 else 0 end
when 392 then case COUNT(tzname) when 1458 then 4 else 0 end
when 188 then case COUNT(tzname) when 637 then 4 else 0 end
when 189 then case COUNT(tzname) when 638 then 4 else 0 end
else 0 end VERSION
from v$timezone_names;
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