| Sort (cost=28163.09..28169.93 rows=2736 width=18) |
| Sort Key: c.object_type |
| -> HashAggregate (cost=27979.54..28006.90 rows=2736 width=18) |
| Group Key: c.object_type, sub.unreadcount |
| -> Hash Left Join (cost=21147.66..27770.52 rows=41804 width=10) |
| Hash Cond: ((c.object_type)::text = (sub.object_type)::text) |
| -> Hash Right Join (cost=10078.33..16583.30 rows=41804 width=2) |
| Hash Cond: (uc.comment_id = c.id) |
| Filter: ((uc.remind_user_id = 1001) OR (c.created_by = 1001)) |
| -> Seq Scan on tbl_unread_comments uc (cost=0.00..5205.35 rows=39853 width=8) |
| Filter: (remind_user_id = 1001) |
| -> Hash (cost=6936.06..6936.06 rows=180742 width=10) |
| -> Seq Scan on tbl_comments c (cost=0.00..6936.06 rows=180742 width=10) |
| Filter: is_system |
| -> Hash (cost=11068.73..11068.73 rows=48 width=11) |
| -> Subquery Scan on sub (cost=11053.43..11068.73 rows=48 width=11) |
| -> Finalize GroupAggregate (cost=11053.43..11068.25 rows=48 width=11) |
| Group Key: uc_1.object_type |
| -> Gather Merge (cost=11053.43..11067.53 rows=48 width=11) |
| Workers Planned: 1 |
| -> Partial GroupAggregate (cost=10053.42..10062.12 rows=48 width=11) |
| Group Key: uc_1.object_type |
| -> Sort (cost=10053.42..10056.16 rows=1096 width=3) |
| Sort Key: uc_1.object_type |
| -> Nested Loop (cost=0.42..9998.08 rows=1096 width=3) |
| -> Parallel Seq Scan on tbl_unread_comments uc_1 (cost=0.00..3788.74 rows=1306 width=7) |
| Filter: ((NOT is_read) AND (remind_user_id = 1001)) |
| -> Index Scan using tbl_comments_pkey on tbl_comments c_1 (cost=0.42..4.75 rows=1 width=4) |
| Index Cond: (id = uc_1.comment_id) |
| Filter: is_system |