mirror of
https://github.com/PostHog/posthog.git
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73 lines
2.3 KiB
Python
73 lines
2.3 KiB
Python
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SESSIONS_NO_EVENTS_SQL = """
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SELECT
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distinct_id,
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uuid,
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event,
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properties,
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elements_chain,
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session_uuid,
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session_duration_seconds,
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timestamp,
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session_end_ts
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FROM
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(
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SELECT
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distinct_id,
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uuid,
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event,
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properties,
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elements_chain,
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if(is_new_session, uuid, NULL) AS session_uuid,
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is_new_session,
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is_end_session,
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if(is_end_session AND is_new_session, 0, if(is_new_session AND (NOT is_end_session), dateDiff('second', toDateTime(timestamp), toDateTime(neighbor(timestamp, 1))), NULL)) AS session_duration_seconds,
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timestamp,
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if(is_end_session AND is_new_session, timestamp, if(is_new_session AND (NOT is_end_session), neighbor(timestamp, 1), NULL)) AS session_end_ts
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FROM
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(
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SELECT
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distinct_id,
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uuid,
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event,
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properties,
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elements_chain,
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timestamp,
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neighbor(distinct_id, -1) AS start_possible_neighbor,
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neighbor(timestamp, -1) AS start_possible_prev_ts,
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if((start_possible_neighbor != distinct_id) OR (dateDiff('minute', toDateTime(start_possible_prev_ts), toDateTime(timestamp)) > 30), 1, 0) AS is_new_session,
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neighbor(distinct_id, 1) AS end_possible_neighbor,
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neighbor(timestamp, 1) AS end_possible_prev_ts,
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if((end_possible_neighbor != distinct_id) OR (dateDiff('minute', toDateTime(timestamp), toDateTime(end_possible_prev_ts)) > 30), 1, 0) AS is_end_session
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FROM
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(
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SELECT
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uuid,
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event,
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properties,
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timestamp,
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distinct_id,
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elements_chain
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FROM events
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WHERE
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team_id = %(team_id)s
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{date_from}
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{date_to}
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{filters}
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GROUP BY
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uuid,
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event,
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properties,
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timestamp,
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distinct_id,
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elements_chain
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ORDER BY
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distinct_id ASC,
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timestamp ASC
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)
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)
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WHERE (is_new_session AND (NOT is_end_session)) OR (is_end_session AND (NOT is_new_session)) OR (is_end_session AND is_new_session)
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)
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WHERE is_new_session
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{sessions_limit}
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"""
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