SELECT /*+SET_VAR(enable_fallback_to_original_planner=false,disable_streaming_preaggregations=false) */
    cast(v["repo"]["name"] as string) as repo_name,
    count() AS prs,
    count(distinct cast(v["actor"]["login"] as string)) AS authors,
    sum(cast(v["payload"]["pull_request"]["additions"] as int)) AS adds,
    sum(cast(v["payload"]["pull_request"]["deletions"] as int)) AS dels
FROM github_events
WHERE (cast(v["type"] as string) = 'PullRequestEvent') AND (cast(v["payload"]["action"] as string) = 'opened') AND (cast(v["payload"]["pull_request"]["additions"] as int) < 10000) AND (cast(v["payload"]["pull_request"]["deletions"] as int) < 10000)
GROUP BY repo_name
HAVING (adds / dels) < 10
ORDER BY adds + dels DESC, 1
LIMIT 50