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WITH | |
'default' AS db_name, | |
'pypi' AS table_name, | |
1 AS interval_seconds, | |
( | |
SELECT (query_start_time, event_time) | |
FROM clusterAllReplicas(default, system.query_log) | |
WHERE | |
has(tables, db_name || '.' || table_name) | |
AND length(tables) = 1 | |
AND is_initial_query | |
AND query_kind = 'Insert' | |
AND type = 'QueryFinish' | |
ORDER BY event_time_microseconds DESC | |
LIMIT 1 | |
) AS T0, | |
(SELECT T0.1) AS query_start_time, | |
(SELECT T0.2) AS query_end_time, | |
T1 AS ( | |
SELECT | |
toStartOfInterval(event_time, toIntervalSecond(interval_seconds)) AS t, | |
dateDiff('second', toStartOfInterval(query_start_time, toIntervalSecond(interval_seconds)), t) AS seconds, | |
max(value) as parts | |
FROM clusterAllReplicas(default, system.asynchronous_metric_log) | |
WHERE event_time >= query_start_time | |
AND metric = 'MaxPartCountForPartition' | |
GROUP BY t | |
ORDER BY t DESC | |
) | |
SELECT | |
seconds, | |
parts | |
FROM T1 | |
WHERE t >= query_end_time AND parts <= 3000 | |
ORDER BY seconds ASC | |
LIMIT 1 | |
SETTINGS skip_unavailable_shards = 1; |
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