21 lines
614 B
MySQL
21 lines
614 B
MySQL
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-- Check thread fragmentation per SAG
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WITH resolved AS (
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SELECT
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se.sag_id,
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em.id,
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em.thread_key,
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em.folder,
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COALESCE(
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NULLIF(REGEXP_REPLACE(TRIM(COALESCE(em.thread_key, '')), '[<>\s]', '', 'g'), ''),
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CONCAT('email-', em.id::text)
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) AS resolved_key
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FROM sag_emails se
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JOIN email_messages em ON em.id = se.email_id
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WHERE em.deleted_at IS NULL
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)
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SELECT sag_id, COUNT(DISTINCT resolved_key) as thread_count, COUNT(*) as email_count
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FROM resolved
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GROUP BY sag_id
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HAVING COUNT(DISTINCT resolved_key) > 1
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ORDER BY thread_count DESC;
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