almanac.httparchive.org/sql/2025/cms/cms_adoption.sql at b7b0f4bec7dff485c01c611c10cbd158d2c2e99b · HTTPArchive/almanac.httparchive.org · GitHub

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#standardSQL
# CMS adoption OVER time
# cms_adoption.sql

SELECT
  client,
  2025 AS year,
  COUNT(DISTINCT page) AS freq,
  total,
  COUNT(DISTINCT page) / total AS pct
FROM
  `httparchive.crawl.pages`,
  UNNEST(technologies) AS technologies,
  UNNEST(technologies.categories) AS cats
JOIN (
  SELECT
    client,
    COUNT(0) AS total
  FROM
    `httparchive.crawl.pages`
  WHERE
    date = '2025-07-01' AND
    is_root_page
  GROUP BY
    client
)
USING (client)
WHERE
  cats = 'CMS' AND
  date = '2025-07-01' AND
  is_root_page
GROUP BY
  client,
  total
UNION ALL
SELECT
  client,
  2024 AS year,
  COUNT(DISTINCT page) AS freq,
  total,
  COUNT(DISTINCT page) / total AS pct
FROM
  `httparchive.crawl.pages`,
  UNNEST(technologies) AS technologies,
  UNNEST(technologies.categories) AS cats
JOIN (
  SELECT
    client,
    COUNT(0) AS total
  FROM
    `httparchive.crawl.pages`
  WHERE
    date = '2024-06-01' AND
    is_root_page
  GROUP BY
    client
)
USING (client)
WHERE
  cats = 'CMS' AND
  date = '2024-06-01' AND
  is_root_page
GROUP BY
  client,
  total
UNION ALL
SELECT
  client,
  2023 AS year,
  COUNT(DISTINCT page) AS freq,
  total,
  COUNT(DISTINCT page) / total AS pct
FROM
  `httparchive.crawl.pages`,
  UNNEST(technologies) AS technologies,
  UNNEST(technologies.categories) AS cats
JOIN (
  SELECT
    client,
    COUNT(0) AS total
  FROM
    `httparchive.crawl.pages`
  WHERE
    date = '2023-06-01' AND
    is_root_page
  GROUP BY
    client
)
USING (client)
WHERE
  cats = 'CMS' AND
  date = '2023-06-01' AND
  is_root_page
GROUP BY
  client,
  total
UNION ALL
SELECT
  client,
  2022 AS year,
  COUNT(DISTINCT page) AS freq,
  total,
  COUNT(DISTINCT page) / total AS pct
FROM
  `httparchive.crawl.pages`,
  UNNEST(technologies) AS technologies,
  UNNEST(technologies.categories) AS cats
JOIN (
  SELECT
    client,
    COUNT(0) AS total
  FROM
    `httparchive.crawl.pages`
  WHERE
    date = '2022-06-01' AND
    is_root_page
  GROUP BY
    client
)
USING (client)
WHERE
  cats = 'CMS' AND
  date = '2022-06-01' AND
  is_root_page
GROUP BY
  client,
  total
UNION ALL
SELECT
  client,
  2021 AS year,
  COUNT(DISTINCT page) AS freq,
  total,
  COUNT(DISTINCT page) / total AS pct
FROM
  `httparchive.crawl.pages`,
  UNNEST(technologies) AS technologies,
  UNNEST(technologies.categories) AS cats
JOIN (
  SELECT
    client,
    COUNT(0) AS total
  FROM
    `httparchive.crawl.pages`
  WHERE
    date = '2021-07-01' AND
    is_root_page
  GROUP BY
    client
)
USING (client)
WHERE
  cats = 'CMS' AND
  date = '2021-07-01' AND
  is_root_page
GROUP BY
  client,
  total
ORDER BY
  year DESC,
  pct DESC