Time

Timestamp fields indicate when an event happens. It is a type of Subject and controls how you want business metrics (measures) grouped in a report. When designing a report, you can toggle between Subjects and Time in the Select Grouping dialog box.

Display name	Description	Keys	Tags
Interval Date	Whole date, should NOT be used on the "FILTERS" panel	Date
Interval Time	Used on the "FILTERS" panel as filters, such as date, month, year, etc (15/30-minute Period which is also the smallest granularity of data available for historical stats. )	timestamp
Login Time	The time when the agent logged in	haglog_login_time
Segment Start	The time when the call segment started.	segstart_utc	Echi