added lag by shard query
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sql.md
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sql.md
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@ -29,6 +29,15 @@ SELECT COUNT(*), date_trunc('day', lastsync) FROM (SELECT unnest(followings) as
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SELECT COUNT(*), date_trunc('hour', lastsync) FROM (SELECT unnest(followings) as follow FROM followers GROUP BY follow) AS f INNER JOIN twitter_users ON f.follow=twitter_users.id GROUP BY date_trunc ORDER BY date_trunc;
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SELECT COUNT(*), date_trunc('hour', lastsync) FROM (SELECT unnest(followings) as follow FROM followers GROUP BY follow) AS f INNER JOIN twitter_users ON f.follow=twitter_users.id GROUP BY date_trunc ORDER BY date_trunc;
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```
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```
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Lag by shards:
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```SQL
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SELECT min(lastsync), mod(id, 100) FROM
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(SELECT acct, id, lastsync FROM (SELECT unnest(followings) as follow FROM followers) AS f INNER JOIN twitter_users ON f.follow=twitter_users.id) AS f
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GROUP BY mod
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ORDER BY min;
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```
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# Connections
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# Connections
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```SQL
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```SQL
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