Working calendar. There is always a default calendar for every company.
| Column | Type | References | Comments |
|---|---|---|---|
| id | Integer | Primary key | |
| vdb_id | Integer | ||
| name | String | Name of this calendar. | |
| time_zone_id | String | The time zone of the calendar | |
| is_default | Boolean (t or f) | Whether this is the default calendar. |