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GoogleDriveManagement/wiki/No-Owner-Secondary-Calendars.md
2026-02-06 12:42:07 -08:00

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Secondary Calendars with no Owner

Here's a start on how to get information for non-owned secondary calendars

Save the CSV file that Google sent you as NoOwnerSecCals.csv

Get calendar description and summary for non-owned secondary calendars.

  • There will be one row per calendar.
gam config num_threads 10 redirect csv ./NOSC_Details.csv multiprocess redirect stderr - multiprocess csv NoOwnerSecCals.csv gam calendar "~Secondary calendar email" print settings fields description,summary

Get event counts for non-owned secondary calendars.

  • There will be one row per calendar.
gam config num_threads 10 redirect csv ./NOSC_EventCounts.csv multiprocess redirect stderr - multiprocess csv NOSC_Details.csv gam calendar "~calendarId" print events countsonly addcsvdata description "~description" addcsvdata summary "~summary"

Get summary for non-owned secondary calendars - Contains details, counts, ACLs

  • There will be one row per calendar/ACL combination
gam config num_threads 10 redirect csv ./NOSC_Summary.csv multiprocess redirect stderr - multiprocess csv NOSC_EventCounts.csv gam calendar "~calendarId" print acls noselfowner addcsvdata description "~description" addcsvdata summary "~summary" addcsvdata events "~events"

You can add an owner.

  • Replace admin@domain.com with the super admin from: gam aouth info
gam config num_threads 10 redirect stdout ./Add_NOSC_Owner.txt multiprocess redirect stderr stdout csv NoOwnerSecCals.csv gam calendar "~Secondary calendar email" add acls owner admin@domain.com

After inspecting NOSC_Summary.csv, you can delete the calendars if desired.

  • Replace admin@domain.com with the super admin from: gam aouth info
gam config num_threads 10 redirect stdout ./Delete_NOSC.txt multiprocess redirect stderr stdout csv NoOwnerSecCals.csv gam user admin@domain.com remove calendar "~Secondary calendar email"
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