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Session data

Overview

The Session Data model in dentsu.composable Visualize captures website visit and email open activity at the session level. It includes dimensions for analyzing visitor behavior and engagement, raw fields such as session and visitor identifiers, and pre-built metrics like total sessions and unique visitors. The data can be segmented by factors such as browser, visitor type, engagement level, and identity match status to support audience analysis and reporting.

Session Data

Ask the Visualize chat "What fields are available?" for a full breakdown of the fields available in the session data model. Typically, these are the available fields:

Dimensions

FieldTypeDescription
browserTextWeb browser used during the session
clientTextName of the client organization/company
start_dtTimestampSession start date/time
end_dtTimestampSession end date/time
person_match_indTextIdentity match indicator — Y (matched) or N (not matched)
session_typeTextSession category — open (email open) or visit (website visit)
source_flagTextData source — C (client cookies), N (Dentsu/Merkle network), U (unknown)
titleTextStore, brand, or retail site name
visitor_typeTextVisitor classification — C (Customer), P (Prospect), U (Unknown)
visit_typeTextEngagement level — 1-order, 2-abc (abandoned cart), 3-abb (abandoned browse), 4-engaged, 5-unengaged

Facts (Raw / Row-level)

FieldTypeDescription
session_idTextUnique session identifier
visitor_idTextUnique visitor identifier across sessions
client_idNumberNumeric client identifier
title_idNumberNumeric title identifier
hmid_conf_scoreNumber (0–1)Household identity match confidence score

Metrics (Pre-defined Aggregations)

MetricDescription
session_countCOUNT(session_id) — total sessions (all types, including email opens)
unique_visitorsCOUNT(DISTINCT visitor_id) — unique visitors (all types, including email opens)