UTC
From MythTV Official Wiki
UTC is a time standard. Beginning with the 0.26 release, most MythTV internal times are stored in UTC.
The following lists the tables and columns that were changes from local time to UTC by the 0.26 database upgrade process.
| Table(s) | Column(s) |
|---|---|
| credits, jobqueue, programgenres, programrating, recordedseek, recordedmarkup, recordedrating, recordedcredits | starttime |
| oldprogram | airdate |
| oldrecorded, program, recordedprogram, recordedupdate | starttime, endtime |
| record, recorded | startdate, starttime, enddate, endtime |
| recordedfilter | clause (for filterid 3 only) |