mirror of
https://github.com/LemmyNet/lemmy.git
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Dessalines
7a97fc370b
- Added more indexes to account for sorting by stickied first. - Changed all order bys in the diesel views to use post_aggregates.
56 lines
2.8 KiB
Bash
Executable file
56 lines
2.8 KiB
Bash
Executable file
#!/bin/bash
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set -e
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# You can import these to http://tatiyants.com/pev/#/plans/new
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pushd reports
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PSQL_CMD="docker exec -i dev_postgres_1 psql -qAt -U lemmy"
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echo "explain (analyze, format json) select * from user_ limit 100" > explain.sql
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cat explain.sql | $PSQL_CMD > user_.json
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echo "explain (analyze, format json) select * from post p limit 100" > explain.sql
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cat explain.sql | $PSQL_CMD > post.json
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echo "explain (analyze, format json) select * from post p, post_aggregates pa where p.id = pa.post_id order by hot_rank(pa.score, pa.published) desc, pa.published desc limit 100" > explain.sql
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cat explain.sql | $PSQL_CMD > post_ordered_by_rank.json
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echo "explain (analyze, format json) select * from post p, post_aggregates pa where p.id = pa.post_id order by pa.stickied desc, hot_rank(pa.score, pa.published) desc, pa.published desc limit 100" > explain.sql
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cat explain.sql | $PSQL_CMD > post_ordered_by_stickied_then_rank.json
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echo "explain (analyze, format json) select * from post p, post_aggregates pa where p.id = pa.post_id order by pa.score desc limit 100" > explain.sql
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cat explain.sql | $PSQL_CMD > post_ordered_by_score.json
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echo "explain (analyze, format json) select * from post p, post_aggregates pa where p.id = pa.post_id order by pa.stickied desc, pa.score desc limit 100" > explain.sql
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cat explain.sql | $PSQL_CMD > post_ordered_by_stickied_then_score.json
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echo "explain (analyze, format json) select * from post p, post_aggregates pa where p.id = pa.post_id order by pa.published desc limit 100" > explain.sql
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cat explain.sql | $PSQL_CMD > post_ordered_by_published.json
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echo "explain (analyze, format json) select * from post p, post_aggregates pa where p.id = pa.post_id order by pa.stickied desc, pa.published desc limit 100" > explain.sql
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cat explain.sql | $PSQL_CMD > post_ordered_by_stickied_then_published.json
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echo "explain (analyze, format json) select * from comment limit 100" > explain.sql
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cat explain.sql | $PSQL_CMD > comment.json
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echo "explain (analyze, format json) select * from community limit 100" > explain.sql
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cat explain.sql | $PSQL_CMD > community.json
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echo "explain (analyze, format json) select * from community c, community_aggregates ca where c.id = ca.community_id order by hot_rank(ca.subscribers, ca.published) desc, ca.published desc limit 100" > explain.sql
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cat explain.sql | $PSQL_CMD > community_ordered_by_subscribers.json
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echo "explain (analyze, format json) select * from site s" > explain.sql
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cat explain.sql | $PSQL_CMD > site.json
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echo "explain (analyze, format json) select * from user_mention limit 100" > explain.sql
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cat explain.sql | $PSQL_CMD > user_mention.json
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echo "explain (analyze, format json) select * from private_message limit 100" > explain.sql
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cat explain.sql | $PSQL_CMD > private_message.json
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grep "Execution Time" *.json > ../timings-`date +%Y-%m-%d_%H-%M-%S`.out
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rm explain.sql
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popd
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