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| author | Erik Johnston <erik@matrix.org> | 2020-09-25 09:58:32 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-09-25 09:58:32 +0100 |
| commit | 3e87d79e1c6ef894387ee2f24e008dfb8f5f853f (patch) | |
| tree | 19ad2f597cdf1d6969bafc2048442b92d0bcc6a1 /synapse/storage/databases/main | |
| parent | Merge branch 'master' into develop (diff) | |
| download | synapse-3e87d79e1c6ef894387ee2f24e008dfb8f5f853f.tar.xz | |
Fix schema delta for servers that have not backfilled (#8396)
Fixes #8395.
Diffstat (limited to 'synapse/storage/databases/main')
| -rw-r--r-- | synapse/storage/databases/main/schema/delta/58/14events_instance_name.sql.postgres | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/synapse/storage/databases/main/schema/delta/58/14events_instance_name.sql.postgres b/synapse/storage/databases/main/schema/delta/58/14events_instance_name.sql.postgres index 97c1e6a0c5..c31f9af82a 100644 --- a/synapse/storage/databases/main/schema/delta/58/14events_instance_name.sql.postgres +++ b/synapse/storage/databases/main/schema/delta/58/14events_instance_name.sql.postgres @@ -21,6 +21,8 @@ SELECT setval('events_stream_seq', ( CREATE SEQUENCE IF NOT EXISTS events_backfill_stream_seq; +-- If the server has never backfilled a room then doing `-MIN(...)` will give +-- a negative result, hence why we do `GREATEST(...)` SELECT setval('events_backfill_stream_seq', ( - SELECT COALESCE(-MIN(stream_ordering), 1) FROM events + SELECT GREATEST(COALESCE(-MIN(stream_ordering), 1), 1) FROM events )); |