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Optimize SQL query using temporary table

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This commit is contained in:
Amine Ben hammou
2019-08-27 08:30:52 +01:00
committed by M. Shull
parent 9a600275b3
commit 25ddc80a9a
2 changed files with 11 additions and 7 deletions
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17
lib/Subscribers/InactiveSubscribersController.php
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@ -67,19 +67,22 @@ class InactiveSubscribersController {
$statistics_opens_table = StatisticsOpens::$_table;
$sending_queues_table = SendingQueue::$_table;
$threshold_date_iso = $threshold_date->toIso8601String();
$threshold_date_iso = $threshold_date->toDateTimeString();
$day_ago = new Carbon();
$day_ago_iso = $day_ago->subDay()->toIso8601String();
$day_ago_iso = $day_ago->subDay()->toDateTimeString();
// We take into account only emails which have at least one opening tracked
// to ensure that tracking was enabled for the particular email
$scheduled_task_ids_query = sprintf("
$inactives_task_ids_table = sprintf("
CREATE TEMPORARY TABLE IF NOT EXISTS inactives_task_ids
(INDEX task_id_ids (id))
SELECT task_id as id FROM $sending_queues_table as sq
JOIN (SELECT newsletter_id as id FROM $statistics_opens_table as so WHERE so.created_at > '%s' GROUP BY newsletter_id) newsletters_ids ON newsletters_ids.id = sq.newsletter_id
JOIN $scheduled_tasks_table as st ON sq.task_id = st.id AND st.processed_at > '%s' AND st.processed_at < '%s'
GROUP BY task_id",
$threshold_date_iso, $threshold_date_iso, $day_ago_iso
);
GROUP BY task_id",
$threshold_date_iso, $threshold_date_iso, $day_ago_iso
);
\ORM::rawExecute($inactives_task_ids_table);
// If MP2 migration occurred during detection interval we can't deactivate subscribers
// because they are imported with original subscription date but they were not present in a list for whole period
@ -92,7 +95,7 @@ class InactiveSubscribersController {
$ids_to_deactivate = \ORM::forTable($subscribers_table)->rawQuery("
SELECT s.id FROM $subscribers_table as s
JOIN $scheduled_task_subcribres_table as sts ON s.id = sts.subscriber_id
JOIN ($scheduled_task_ids_query) task_ids ON task_ids.id = sts.task_id
JOIN inactives_task_ids task_ids ON task_ids.id = sts.task_id
LEFT OUTER JOIN $statistics_opens_table as so ON s.id = so.subscriber_id AND so.created_at > ?
WHERE s.last_subscribed_at < ? AND s.status = ? AND so.id IS NULL
GROUP BY s.id LIMIT ?",