All Related Pages in a Session

SELECT
  cur_hit.fullVisitorId AS fullVisitorId,
  cur_hit.visitId AS visitID,
  cur_hit.hits.hitNumber AS cur_hitnumber,
  cur_hit.hits.page.pagePath as cur_pagePath,
  cur_hit.hits.time AS cur_time,
  MAX(prev_hit.hits.hitNumber) AS prev_hitNumber,
FROM
  FLATTEN([google.com:analytics-bigquery:LondonCycleHelmet.ga_sessions_20130910], hits) AS prev_hit
INNER JOIN
  FLATTEN([google.com:analytics-bigquery:LondonCycleHelmet.ga_sessions_20130910], hits) AS cur_hit
ON
  prev_hit.fullvisitorid = cur_hit.fullvisitorid
  AND prev_hit.visitid = cur_hit.visitid
WHERE
  prev_hit.hits.hitNumber < cur_hit.hits.hitNumber
  AND prev_hit.hits.type = "PAGE"
  AND cur_hit.hits.type = "PAGE"
GROUP BY fullVisitorId, visitID, cur_hitnumber, cur_pagePath, cur_time