PgHero
Healthy replication lag 0 ms
No long running queries
Connections healthy 58
Vacuuming healthy
No columns near integer overflow (12 unreadable sequences)
4 invalid indexes
9 duplicate indexes
No suggested indexes
28 slow queries

Invalid Indexes

These indexes exist, but can’t be used. You should recreate them.

Name
card_progresses_user_id_id_idx v2 
DROP INDEX CONCURRENTLY "v2.card_progresses_user_id_id_idx";
CREATE INDEX CONCURRENTLY card_progresses_user_id_id_idx ON v2.card_progresses USING btree (user_id, id);
idx_card_progresses_deck_id_id v2 
DROP INDEX CONCURRENTLY "v2.idx_card_progresses_deck_id_id";
CREATE INDEX CONCURRENTLY idx_card_progresses_deck_id_id ON v2.card_progresses USING btree (deck_id, id);
trgm_idx_notes_back_side v2 
DROP INDEX CONCURRENTLY "v2.trgm_idx_notes_back_side";
CREATE INDEX CONCURRENTLY trgm_idx_notes_back_side ON v2.notes USING gin (((fields ->> 'back_side'::text)) gin_trgm_ops);
trgm_idx_notes_front_side v2 
DROP INDEX CONCURRENTLY "v2.trgm_idx_notes_front_side";
CREATE INDEX CONCURRENTLY trgm_idx_notes_front_side ON v2.notes USING gin (((fields ->> 'front_side'::text)) gin_trgm_ops);

Duplicate Indexes

These indexes exist, but aren’t needed. Remove them for faster writes. 

rails generate migration remove_unneeded_indexes

And paste

remove_index :motor_alert_locks, name: "index_motor_alert_locks_on_alert_id", column: :alert_id
remove_index :notes, name: "index_notes_on_id_asc_and_deck_id", column: [:id, :deck_id]
remove_index :streak_day_freezes, name: "index_streak_day_freezes_on_streak_id", column: :streak_id
remove_index :streak_day_freezes, name: "index_streak_day_freezes_on_user_id", column: :user_id
remove_index :taggings, name: "index_taggings_on_tag_id", column: :tag_id
remove_index :taggings, name: "index_taggings_on_taggable_id", column: :taggable_id
remove_index :taggings, name: "index_taggings_on_taggable_type", column: :taggable_type
remove_index :taggings, name: "index_taggings_on_tagger_id", column: :tagger_id
remove_index :user_social_links, name: "index_user_social_links_on_user_id", column: :user_id
Details
On motor_alert_locks 
index_motor_alert_locks_on_alert_id (alert_id)
is covered by 
index_motor_alert_locks_on_alert_id_and_lock_timestamp (alert_id, lock_timestamp)
On notes 
index_notes_on_id_asc_and_deck_id (id, deck_id)
is covered by 
notes_pkey (id, deck_id)
On streak_day_freezes 
index_streak_day_freezes_on_streak_id (streak_id)
is covered by 
index_streak_day_freezes_on_streak_id_and_freeze_date (streak_id, freeze_date)
On streak_day_freezes 
index_streak_day_freezes_on_user_id (user_id)
is covered by 
index_streak_day_freezes_on_user_id_and_freeze_date (user_id, freeze_date)
On taggings 
index_taggings_on_tag_id (tag_id)
is covered by 
taggings_idx (tag_id, taggable_id, taggable_type, context, tagger_id, tagger_type)
On taggings 
index_taggings_on_taggable_id (taggable_id)
is covered by 
taggings_idy (taggable_id, taggable_type, tagger_id, context)
On taggings 
index_taggings_on_taggable_type (taggable_type)
is covered by 
index_taggings_on_taggable_type_and_taggable_id (taggable_type, taggable_id)
On taggings 
index_taggings_on_tagger_id (tagger_id)
is covered by 
index_taggings_on_tagger_id_and_tagger_type (tagger_id, tagger_type)
On user_social_links 
index_user_social_links_on_user_id (user_id)
is covered by 
index_user_social_links_on_user_id_and_social_provider_id (user_id, social_provider_id)

Slow Queries

Slow queries take 20 ms or more on average and have been called at least 100 times.

Explain queries to see where to add indexes.

Total Time Average Time Calls
21,143 min 4% 412 ms 3,079,127 ankipro 
SELECT "v2"."decks"."id", "v2"."decks"."deck_collaborators_count", "v2"."decks"."deleted_by_user_at", "v2"."decks"."downvotes", "v2"."decks"."import_error_message", "v2"."decks"."name", "v2"."decks"."last_reset_at", "v2"."decks"."public_state", "v2"."decks"."sharing_token", "v2"."decks"."state", "v2"."decks"."visibility", "v2"."decks"."upvotes", "v2"."decks"."user_id", "v2"."decks"."created_at", "v2"."decks"."updated_at", "v2"."decks"."ancestry", "v2"."decks"."slug", "v2"."decks"."seo_description", "v2"."decks"."description", "v2"."decks"."category", "v2"."decks"."cloned_times_count", "v2"."decks"."is_indexable", "v2"."decks"."study_score", "v2"."decks"."library_deck_id", "v2"."decks"."file_hash", "v2"."decks"."cloned_from_id", "v2"."decks"."anki_deck_id", "v2"."decks"."studiers_count", "v2"."decks"."deck_id", "v2"."decks"."moved_at", "v2"."decks"."source", "v2"."decks"."reviews_count", "v2"."decks"."duplicated_from_id", "v2"."decks"."no_cards_limit", "v2"."decks"."category_id" FROM "v2"."decks" WHERE "v2"."decks"."public_state" = $1 AND "v2"."decks"."ancestry" = $2 AND "v2"."decks"."sharing_token" = $3 LIMIT $4
6,811 min 1% 22 ms 18,661,144 ankipro 
WITH cte AS ( SELECT id, deck_id, (sum(v2.notes.cards_count) over (order by v2.notes.id)) AS custom_offset FROM v2.notes WHERE $1=$2 AND v2.notes.id IN ($3) ORDER BY id ASC LIMIT $4 ) SELECT * FROM v2.notes AS notes INNER JOIN cte AS c ON c.id = notes.id AND c.deck_id = notes.deck_id AND c.custom_offset > $5 WHERE $6=$7 ORDER BY notes.id ASC LIMIT $8
4,248 min 0.7% 30 ms 8,557,642 ankipro 
WITH subtree_decks AS ( SELECT id, ancestry FROM v2.decks WHERE (id IN ($1,$2,$3,$4) OR ancestry LIKE $5 OR ancestry LIKE $6 OR ancestry LIKE $7 OR ancestry LIKE $8) AND state NOT IN ($9,$10,$11) ), min_next_reviews AS ( SELECT deck_id, MIN(next_review_at) AS min_next_review_at FROM v2.card_progresses WHERE deck_id IN (SELECT id FROM subtree_decks) AND user_id = $12 AND frozen = $13 GROUP BY deck_id ) SELECT sd.id AS deck_id, sd.ancestry, mn.min_next_review_at FROM subtree_decks sd LEFT JOIN min_next_reviews mn ON sd.id = mn.deck_id
4,177 min 0.7% 25 ms 9,931,491 ankipro 
WITH subtree_decks AS ( SELECT id, ancestry FROM v2.decks WHERE (id IN ($1,$2,$3) OR ancestry LIKE $4 OR ancestry LIKE $5 OR ancestry LIKE $6) AND state NOT IN ($7,$8,$9) ), min_next_reviews AS ( SELECT deck_id, MIN(next_review_at) AS min_next_review_at FROM v2.card_progresses WHERE deck_id IN (SELECT id FROM subtree_decks) AND user_id = $10 AND frozen = $11 GROUP BY deck_id ) SELECT sd.id AS deck_id, sd.ancestry, mn.min_next_review_at FROM subtree_decks sd LEFT JOIN min_next_reviews mn ON sd.id = mn.deck_id
4,038 min 0.7% 33 ms 7,270,390 ankipro 
WITH subtree_decks AS ( SELECT id, ancestry FROM v2.decks WHERE (id IN ($1,$2,$3,$4,$5) OR ancestry LIKE $6 OR ancestry LIKE $7 OR ancestry LIKE $8 OR ancestry LIKE $9 OR ancestry LIKE $10) AND state NOT IN ($11,$12,$13) ), min_next_reviews AS ( SELECT deck_id, MIN(next_review_at) AS min_next_review_at FROM v2.card_progresses WHERE deck_id IN (SELECT id FROM subtree_decks) AND user_id = $14 AND frozen = $15 GROUP BY deck_id ) SELECT sd.id AS deck_id, sd.ancestry, mn.min_next_review_at FROM subtree_decks sd LEFT JOIN min_next_reviews mn ON sd.id = mn.deck_id
3,679 min 0.6% 37 ms 5,971,025 ankipro 
WITH subtree_decks AS ( SELECT id, ancestry FROM v2.decks WHERE (id IN ($1,$2,$3,$4,$5,$6) OR ancestry LIKE $7 OR ancestry LIKE $8 OR ancestry LIKE $9 OR ancestry LIKE $10 OR ancestry LIKE $11 OR ancestry LIKE $12) AND state NOT IN ($13,$14,$15) ), min_next_reviews AS ( SELECT deck_id, MIN(next_review_at) AS min_next_review_at FROM v2.card_progresses WHERE deck_id IN (SELECT id FROM subtree_decks) AND user_id = $16 AND frozen = $17 GROUP BY deck_id ) SELECT sd.id AS deck_id, sd.ancestry, mn.min_next_review_at FROM subtree_decks sd LEFT JOIN min_next_reviews mn ON sd.id = mn.deck_id
3,319 min 0.6% 40 ms 4,990,031 ankipro 
WITH subtree_decks AS ( SELECT id, ancestry FROM v2.decks WHERE (id IN ($1,$2,$3,$4,$5,$6,$7) OR ancestry LIKE $8 OR ancestry LIKE $9 OR ancestry LIKE $10 OR ancestry LIKE $11 OR ancestry LIKE $12 OR ancestry LIKE $13 OR ancestry LIKE $14) AND state NOT IN ($15,$16,$17) ), min_next_reviews AS ( SELECT deck_id, MIN(next_review_at) AS min_next_review_at FROM v2.card_progresses WHERE deck_id IN (SELECT id FROM subtree_decks) AND user_id = $18 AND frozen = $19 GROUP BY deck_id ) SELECT sd.id AS deck_id, sd.ancestry, mn.min_next_review_at FROM subtree_decks sd LEFT JOIN min_next_reviews mn ON sd.id = mn.deck_id
2,908 min 0.5% 42 ms 4,161,178 ankipro 
WITH subtree_decks AS ( SELECT id, ancestry FROM v2.decks WHERE (id IN ($1,$2,$3,$4,$5,$6,$7,$8) OR ancestry LIKE $9 OR ancestry LIKE $10 OR ancestry LIKE $11 OR ancestry LIKE $12 OR ancestry LIKE $13 OR ancestry LIKE $14 OR ancestry LIKE $15 OR ancestry LIKE $16) AND state NOT IN ($17,$18,$19) ), min_next_reviews AS ( SELECT deck_id, MIN(next_review_at) AS min_next_review_at FROM v2.card_progresses WHERE deck_id IN (SELECT id FROM subtree_decks) AND user_id = $20 AND frozen = $21 GROUP BY deck_id ) SELECT sd.id AS deck_id, sd.ancestry, mn.min_next_review_at FROM subtree_decks sd LEFT JOIN min_next_reviews mn ON sd.id = mn.deck_id
2,591 min 0.4% 45 ms 3,477,340 ankipro 
WITH subtree_decks AS ( SELECT id, ancestry FROM v2.decks WHERE (id IN ($1,$2,$3,$4,$5,$6,$7,$8,$9) OR ancestry LIKE $10 OR ancestry LIKE $11 OR ancestry LIKE $12 OR ancestry LIKE $13 OR ancestry LIKE $14 OR ancestry LIKE $15 OR ancestry LIKE $16 OR ancestry LIKE $17 OR ancestry LIKE $18) AND state NOT IN ($19,$20,$21) ), min_next_reviews AS ( SELECT deck_id, MIN(next_review_at) AS min_next_review_at FROM v2.card_progresses WHERE deck_id IN (SELECT id FROM subtree_decks) AND user_id = $22 AND frozen = $23 GROUP BY deck_id ) SELECT sd.id AS deck_id, sd.ancestry, mn.min_next_review_at FROM subtree_decks sd LEFT JOIN min_next_reviews mn ON sd.id = mn.deck_id
2,369 min 0.4% 46 ms 3,076,461 ankipro 
WITH subtree_decks AS ( SELECT id, ancestry FROM v2.decks WHERE (id IN ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10) OR ancestry LIKE $11 OR ancestry LIKE $12 OR ancestry LIKE $13 OR ancestry LIKE $14 OR ancestry LIKE $15 OR ancestry LIKE $16 OR ancestry LIKE $17 OR ancestry LIKE $18 OR ancestry LIKE $19 OR ancestry LIKE $20) AND state NOT IN ($21,$22,$23) ), min_next_reviews AS ( SELECT deck_id, MIN(next_review_at) AS min_next_review_at FROM v2.card_progresses WHERE deck_id IN (SELECT id FROM subtree_decks) AND user_id = $24 AND frozen = $25 GROUP BY deck_id ) SELECT sd.id AS deck_id, sd.ancestry, mn.min_next_review_at FROM subtree_decks sd LEFT JOIN min_next_reviews mn ON sd.id = mn.deck_id
2,256 min 0.4% 24 ms 5,686,325 ankipro 
WITH cte AS ( SELECT id, deck_id, (sum(v2.notes.cards_count) over (order by v2.notes.id)) AS custom_offset FROM v2.notes WHERE $1=$2 AND v2.notes.id IN ($3,$4,$5,$6,$7) ORDER BY id ASC LIMIT $8 ) SELECT * FROM v2.notes AS notes INNER JOIN cte AS c ON c.id = notes.id AND c.deck_id = notes.deck_id AND c.custom_offset > $9 WHERE $10=$11 ORDER BY notes.id ASC LIMIT $12
2,153 min 0.4% 49 ms 2,659,297 ankipro 
WITH subtree_decks AS ( SELECT id, ancestry FROM v2.decks WHERE (id IN ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11) OR ancestry LIKE $12 OR ancestry LIKE $13 OR ancestry LIKE $14 OR ancestry LIKE $15 OR ancestry LIKE $16 OR ancestry LIKE $17 OR ancestry LIKE $18 OR ancestry LIKE $19 OR ancestry LIKE $20 OR ancestry LIKE $21 OR ancestry LIKE $22) AND state NOT IN ($23,$24,$25) ), min_next_reviews AS ( SELECT deck_id, MIN(next_review_at) AS min_next_review_at FROM v2.card_progresses WHERE deck_id IN (SELECT id FROM subtree_decks) AND user_id = $26 AND frozen = $27 GROUP BY deck_id ) SELECT sd.id AS deck_id, sd.ancestry, mn.min_next_review_at FROM subtree_decks sd LEFT JOIN min_next_reviews mn ON sd.id = mn.deck_id
2,057 min 0.4% 23 ms 5,384,733 ankipro 
WITH cte AS ( SELECT id, deck_id, (sum(v2.notes.cards_count) over (order by v2.notes.id)) AS custom_offset FROM v2.notes WHERE $1=$2 AND v2.notes.id IN ($3,$4,$5) ORDER BY id ASC LIMIT $6 ) SELECT * FROM v2.notes AS notes INNER JOIN cte AS c ON c.id = notes.id AND c.deck_id = notes.deck_id AND c.custom_offset > $7 WHERE $8=$9 ORDER BY notes.id ASC LIMIT $10
1,896 min 0.3% 50 ms 2,279,349 ankipro 
WITH subtree_decks AS ( SELECT id, ancestry FROM v2.decks WHERE (id IN ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,$12) OR ancestry LIKE $13 OR ancestry LIKE $14 OR ancestry LIKE $15 OR ancestry LIKE $16 OR ancestry LIKE $17 OR ancestry LIKE $18 OR ancestry LIKE $19 OR ancestry LIKE $20 OR ancestry LIKE $21 OR ancestry LIKE $22 OR ancestry LIKE $23 OR ancestry LIKE $24) AND state NOT IN ($25,$26,$27) ), min_next_reviews AS ( SELECT deck_id, MIN(next_review_at) AS min_next_review_at FROM v2.card_progresses WHERE deck_id IN (SELECT id FROM subtree_decks) AND user_id = $28 AND frozen = $29 GROUP BY deck_id ) SELECT sd.id AS deck_id, sd.ancestry, mn.min_next_review_at FROM subtree_decks sd LEFT JOIN min_next_reviews mn ON sd.id = mn.deck_id
1,676 min 0.3% 52 ms 1,943,511 ankipro 
WITH subtree_decks AS ( SELECT id, ancestry FROM v2.decks WHERE (id IN ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,$12,$13) OR ancestry LIKE $14 OR ancestry LIKE $15 OR ancestry LIKE $16 OR ancestry LIKE $17 OR ancestry LIKE $18 OR ancestry LIKE $19 OR ancestry LIKE $20 OR ancestry LIKE $21 OR ancestry LIKE $22 OR ancestry LIKE $23 OR ancestry LIKE $24 OR ancestry LIKE $25 OR ancestry LIKE $26) AND state NOT IN ($27,$28,$29) ), min_next_reviews AS ( SELECT deck_id, MIN(next_review_at) AS min_next_review_at FROM v2.card_progresses WHERE deck_id IN (SELECT id FROM subtree_decks) AND user_id = $30 AND frozen = $31 GROUP BY deck_id ) SELECT sd.id AS deck_id, sd.ancestry, mn.min_next_review_at FROM subtree_decks sd LEFT JOIN min_next_reviews mn ON sd.id = mn.deck_id
1,525 min 0.3% 54 ms 1,702,128 ankipro 
WITH subtree_decks AS ( SELECT id, ancestry FROM v2.decks WHERE (id IN ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,$12,$13,$14) OR ancestry LIKE $15 OR ancestry LIKE $16 OR ancestry LIKE $17 OR ancestry LIKE $18 OR ancestry LIKE $19 OR ancestry LIKE $20 OR ancestry LIKE $21 OR ancestry LIKE $22 OR ancestry LIKE $23 OR ancestry LIKE $24 OR ancestry LIKE $25 OR ancestry LIKE $26 OR ancestry LIKE $27 OR ancestry LIKE $28) AND state NOT IN ($29,$30,$31) ), min_next_reviews AS ( SELECT deck_id, MIN(next_review_at) AS min_next_review_at FROM v2.card_progresses WHERE deck_id IN (SELECT id FROM subtree_decks) AND user_id = $32 AND frozen = $33 GROUP BY deck_id ) SELECT sd.id AS deck_id, sd.ancestry, mn.min_next_review_at FROM subtree_decks sd LEFT JOIN min_next_reviews mn ON sd.id = mn.deck_id
1,452 min 0.3% 22 ms 3,876,440 ankipro 
WITH cte AS ( SELECT id, deck_id, (sum(v2.notes.cards_count) over (order by v2.notes.id)) AS custom_offset FROM v2.notes WHERE $1=$2 AND v2.notes.id IN ($3,$4) ORDER BY id ASC LIMIT $5 ) SELECT * FROM v2.notes AS notes INNER JOIN cte AS c ON c.id = notes.id AND c.deck_id = notes.deck_id AND c.custom_offset > $6 WHERE $7=$8 ORDER BY notes.id ASC LIMIT $9
1,431 min 0.2% 56 ms 1,530,312 ankipro 
WITH subtree_decks AS ( SELECT id, ancestry FROM v2.decks WHERE (id IN ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,$12,$13,$14,$15) OR ancestry LIKE $16 OR ancestry LIKE $17 OR ancestry LIKE $18 OR ancestry LIKE $19 OR ancestry LIKE $20 OR ancestry LIKE $21 OR ancestry LIKE $22 OR ancestry LIKE $23 OR ancestry LIKE $24 OR ancestry LIKE $25 OR ancestry LIKE $26 OR ancestry LIKE $27 OR ancestry LIKE $28 OR ancestry LIKE $29 OR ancestry LIKE $30) AND state NOT IN ($31,$32,$33) ), min_next_reviews AS ( SELECT deck_id, MIN(next_review_at) AS min_next_review_at FROM v2.card_progresses WHERE deck_id IN (SELECT id FROM subtree_decks) AND user_id = $34 AND frozen = $35 GROUP BY deck_id ) SELECT sd.id AS deck_id, sd.ancestry, mn.min_next_review_at FROM subtree_decks sd LEFT JOIN min_next_reviews mn ON sd.id = mn.deck_id
1,160 min 0.2% 56 ms 1,239,244 ankipro 
WITH subtree_decks AS ( SELECT id, ancestry FROM v2.decks WHERE (id IN ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,$12,$13,$14,$15,$16) OR ancestry LIKE $17 OR ancestry LIKE $18 OR ancestry LIKE $19 OR ancestry LIKE $20 OR ancestry LIKE $21 OR ancestry LIKE $22 OR ancestry LIKE $23 OR ancestry LIKE $24 OR ancestry LIKE $25 OR ancestry LIKE $26 OR ancestry LIKE $27 OR ancestry LIKE $28 OR ancestry LIKE $29 OR ancestry LIKE $30 OR ancestry LIKE $31 OR ancestry LIKE $32) AND state NOT IN ($33,$34,$35) ), min_next_reviews AS ( SELECT deck_id, MIN(next_review_at) AS min_next_review_at FROM v2.card_progresses WHERE deck_id IN (SELECT id FROM subtree_decks) AND user_id = $36 AND frozen = $37 GROUP BY deck_id ) SELECT sd.id AS deck_id, sd.ancestry, mn.min_next_review_at FROM subtree_decks sd LEFT JOIN min_next_reviews mn ON sd.id = mn.deck_id
1,138 min 0.2% 61 ms 1,118,607 ankipro 
WITH subtree_decks AS ( SELECT id, ancestry FROM v2.decks WHERE (id IN ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,$12,$13,$14,$15,$16,$17) OR ancestry LIKE $18 OR ancestry LIKE $19 OR ancestry LIKE $20 OR ancestry LIKE $21 OR ancestry LIKE $22 OR ancestry LIKE $23 OR ancestry LIKE $24 OR ancestry LIKE $25 OR ancestry LIKE $26 OR ancestry LIKE $27 OR ancestry LIKE $28 OR ancestry LIKE $29 OR ancestry LIKE $30 OR ancestry LIKE $31 OR ancestry LIKE $32 OR ancestry LIKE $33 OR ancestry LIKE $34) AND state NOT IN ($35,$36,$37) ), min_next_reviews AS ( SELECT deck_id, MIN(next_review_at) AS min_next_review_at FROM v2.card_progresses WHERE deck_id IN (SELECT id FROM subtree_decks) AND user_id = $38 AND frozen = $39 GROUP BY deck_id ) SELECT sd.id AS deck_id, sd.ancestry, mn.min_next_review_at FROM subtree_decks sd LEFT JOIN min_next_reviews mn ON sd.id = mn.deck_id
1,054 min 0.2% 61 ms 1,034,015 ankipro 
WITH subtree_decks AS ( SELECT id, ancestry FROM v2.decks WHERE (id IN ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,$12,$13,$14,$15,$16,$17,$18) OR ancestry LIKE $19 OR ancestry LIKE $20 OR ancestry LIKE $21 OR ancestry LIKE $22 OR ancestry LIKE $23 OR ancestry LIKE $24 OR ancestry LIKE $25 OR ancestry LIKE $26 OR ancestry LIKE $27 OR ancestry LIKE $28 OR ancestry LIKE $29 OR ancestry LIKE $30 OR ancestry LIKE $31 OR ancestry LIKE $32 OR ancestry LIKE $33 OR ancestry LIKE $34 OR ancestry LIKE $35 OR ancestry LIKE $36) AND state NOT IN ($37,$38,$39) ), min_next_reviews AS ( SELECT deck_id, MIN(next_review_at) AS min_next_review_at FROM v2.card_progresses WHERE deck_id IN (SELECT id FROM subtree_decks) AND user_id = $40 AND frozen = $41 GROUP BY deck_id ) SELECT sd.id AS deck_id, sd.ancestry, mn.min_next_review_at FROM subtree_decks sd LEFT JOIN min_next_reviews mn ON sd.id = mn.deck_id
973 min 0.2% 66 ms 888,594 ankipro 
WITH subtree_decks AS ( SELECT id, ancestry FROM v2.decks WHERE (id IN ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,$12,$13,$14,$15,$16,$17,$18,$19,$20) OR ancestry LIKE $21 OR ancestry LIKE $22 OR ancestry LIKE $23 OR ancestry LIKE $24 OR ancestry LIKE $25 OR ancestry LIKE $26 OR ancestry LIKE $27 OR ancestry LIKE $28 OR ancestry LIKE $29 OR ancestry LIKE $30 OR ancestry LIKE $31 OR ancestry LIKE $32 OR ancestry LIKE $33 OR ancestry LIKE $34 OR ancestry LIKE $35 OR ancestry LIKE $36 OR ancestry LIKE $37 OR ancestry LIKE $38 OR ancestry LIKE $39 OR ancestry LIKE $40) AND state NOT IN ($41,$42,$43) ), min_next_reviews AS ( SELECT deck_id, MIN(next_review_at) AS min_next_review_at FROM v2.card_progresses WHERE deck_id IN (SELECT id FROM subtree_decks) AND user_id = $44 AND frozen = $45 GROUP BY deck_id ) SELECT sd.id AS deck_id, sd.ancestry, mn.min_next_review_at FROM subtree_decks sd LEFT JOIN min_next_reviews mn ON sd.id = mn.deck_id
962 min 0.2% 23 ms 2,480,744 ankipro 
WITH cte AS ( SELECT id, deck_id, (sum(v2.notes.cards_count) over (order by v2.notes.id)) AS custom_offset FROM v2.notes WHERE $1=$2 AND v2.notes.id IN ($3,$4,$5,$6) ORDER BY id ASC LIMIT $7 ) SELECT * FROM v2.notes AS notes INNER JOIN cte AS c ON c.id = notes.id AND c.deck_id = notes.deck_id AND c.custom_offset > $8 WHERE $9=$10 ORDER BY notes.id ASC LIMIT $11
875 min 0.2% 65 ms 806,334 ankipro 
SELECT DISTINCT "users"."id" AS alias_0, "users"."id" FROM "users" LEFT OUTER JOIN "subscriptions" ON "subscriptions"."user_id" = "users"."id" WHERE "subscriptions"."expires_at" < $1 AND "users"."id" > $2 ORDER BY "users"."id" ASC LIMIT $3
874 min 0.2% 61 ms 854,633 ankipro 
WITH subtree_decks AS ( SELECT id, ancestry FROM v2.decks WHERE (id IN ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,$12,$13,$14,$15,$16,$17,$18,$19) OR ancestry LIKE $20 OR ancestry LIKE $21 OR ancestry LIKE $22 OR ancestry LIKE $23 OR ancestry LIKE $24 OR ancestry LIKE $25 OR ancestry LIKE $26 OR ancestry LIKE $27 OR ancestry LIKE $28 OR ancestry LIKE $29 OR ancestry LIKE $30 OR ancestry LIKE $31 OR ancestry LIKE $32 OR ancestry LIKE $33 OR ancestry LIKE $34 OR ancestry LIKE $35 OR ancestry LIKE $36 OR ancestry LIKE $37 OR ancestry LIKE $38) AND state NOT IN ($39,$40,$41) ), min_next_reviews AS ( SELECT deck_id, MIN(next_review_at) AS min_next_review_at FROM v2.card_progresses WHERE deck_id IN (SELECT id FROM subtree_decks) AND user_id = $42 AND frozen = $43 GROUP BY deck_id ) SELECT sd.id AS deck_id, sd.ancestry, mn.min_next_review_at FROM subtree_decks sd LEFT JOIN min_next_reviews mn ON sd.id = mn.deck_id
836 min 0.1% 60 ms 842,292 ankipro 
WITH cte AS ( SELECT id, deck_id, (sum(v2.notes.cards_count) over (order by v2.notes.id)) AS custom_offset FROM v2.notes WHERE $1=$2 AND v2.notes.deck_id IN ($3) ORDER BY id ASC LIMIT $4 ) SELECT * FROM v2.notes AS notes INNER JOIN cte AS c ON c.id = notes.id AND c.deck_id = notes.deck_id AND c.custom_offset > $5 WHERE $6=$7 ORDER BY notes.id ASC LIMIT $8
763 min 0.1% 62 ms 738,865 ankipro 
WITH subtree_decks AS ( SELECT id, ancestry FROM v2.decks WHERE (id IN ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,$12,$13,$14,$15,$16,$17,$18,$19,$20,$21) OR ancestry LIKE $22 OR ancestry LIKE $23 OR ancestry LIKE $24 OR ancestry LIKE $25 OR ancestry LIKE $26 OR ancestry LIKE $27 OR ancestry LIKE $28 OR ancestry LIKE $29 OR ancestry LIKE $30 OR ancestry LIKE $31 OR ancestry LIKE $32 OR ancestry LIKE $33 OR ancestry LIKE $34 OR ancestry LIKE $35 OR ancestry LIKE $36 OR ancestry LIKE $37 OR ancestry LIKE $38 OR ancestry LIKE $39 OR ancestry LIKE $40 OR ancestry LIKE $41 OR ancestry LIKE $42) AND state NOT IN ($43,$44,$45) ), min_next_reviews AS ( SELECT deck_id, MIN(next_review_at) AS min_next_review_at FROM v2.card_progresses WHERE deck_id IN (SELECT id FROM subtree_decks) AND user_id = $46 AND frozen = $47 GROUP BY deck_id ) SELECT sd.id AS deck_id, sd.ancestry, mn.min_next_review_at FROM subtree_decks sd LEFT JOIN min_next_reviews mn ON sd.id = mn.deck_id
722 min 0.1% 66 ms 657,014 ankipro 
WITH subtree_decks AS ( SELECT id, ancestry FROM v2.decks WHERE (id IN ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,$12,$13,$14,$15,$16,$17,$18,$19,$20,$21,$22) OR ancestry LIKE $23 OR ancestry LIKE $24 OR ancestry LIKE $25 OR ancestry LIKE $26 OR ancestry LIKE $27 OR ancestry LIKE $28 OR ancestry LIKE $29 OR ancestry LIKE $30 OR ancestry LIKE $31 OR ancestry LIKE $32 OR ancestry LIKE $33 OR ancestry LIKE $34 OR ancestry LIKE $35 OR ancestry LIKE $36 OR ancestry LIKE $37 OR ancestry LIKE $38 OR ancestry LIKE $39 OR ancestry LIKE $40 OR ancestry LIKE $41 OR ancestry LIKE $42 OR ancestry LIKE $43 OR ancestry LIKE $44) AND state NOT IN ($45,$46,$47) ), min_next_reviews AS ( SELECT deck_id, MIN(next_review_at) AS min_next_review_at FROM v2.card_progresses WHERE deck_id IN (SELECT id FROM subtree_decks) AND user_id = $48 AND frozen = $49 GROUP BY deck_id ) SELECT sd.id AS deck_id, sd.ancestry, mn.min_next_review_at FROM subtree_decks sd LEFT JOIN min_next_reviews mn ON sd.id = mn.deck_id