MatrixSynapse/synapse/storage/schema/main/delta
Sean Quah b2c2b03079
Fix PostgreSQL sometimes using table scans for `event_search` (#14409)
PostgreSQL may underestimate the number of distinct `room_id`s in
`event_search`, which can cause it to use table scans for queries for
multiple rooms.

Fix this by setting `n_distinct` on the column.

Resolves #14402.

Signed-off-by: Sean Quah <seanq@matrix.org>
2022-11-10 19:02:27 +00:00
..
12
13
14
15
16
17
18
19
20
21
22
24
25
26
27
28
29
30 Remove unnecessary pass statements. (#12206) 2022-03-11 07:06:21 -05:00
31
32
33
34
35
36
37
38
39
40 Speed up `get_unread_event_push_actions_by_room` (#13005) 2022-06-15 15:17:14 +00:00
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
67
68 Send device list updates to application services (MSC3202) - part 1 (#11881) 2022-03-30 14:39:27 +01:00
69 Add index to cache invalidations (#12747) 2022-05-17 09:34:59 +00:00
70 Rename delta to apply in the proper schema version. (#13050) 2022-06-14 14:34:04 +00:00
71 Speed up `get_unread_event_push_actions_by_room` (#13005) 2022-06-15 15:17:14 +00:00
72 Update event push action and receipt tables to support threads. (#13753) 2022-09-14 17:11:16 +00:00
73 Fix PostgreSQL sometimes using table scans for `event_search` (#14409) 2022-11-10 19:02:27 +00:00