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| author | Eric Eastwood <erice@element.io> | 2022-04-06 16:34:33 -0500 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-04-06 16:34:33 -0500 |
| commit | 350062661cbc402c089ce7a20b72d83073ed8fec (patch) | |
| tree | e1835b12c40101f1e5f19b52c1bf080aa0939089 /docs/development/room-dag-concepts.md | |
| parent | Update changelog to describe changes from #12370 relative to `develop` (#12401) (diff) | |
| download | synapse-350062661cbc402c089ce7a20b72d83073ed8fec.tar.xz | |
Clarify that we mark as outliers because we don't have any state for them (#12345)
As discussed at https://github.com/matrix-org/synapse/pull/12179#discussion_r837263852
Diffstat (limited to 'docs/development/room-dag-concepts.md')
| -rw-r--r-- | docs/development/room-dag-concepts.md | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/docs/development/room-dag-concepts.md b/docs/development/room-dag-concepts.md index 3eb4d5acc4..76709487f8 100644 --- a/docs/development/room-dag-concepts.md +++ b/docs/development/room-dag-concepts.md @@ -39,7 +39,8 @@ yet correlated to the DAG. Outliers typically arise when we fetch the auth chain or state for a given event. When that happens, we just grab the events in the state/auth chain, without calculating the state at those events, or backfilling their -`prev_events`. +`prev_events`. Since we don't have the state at any events fetched in that +way, we mark them as outliers. So, typically, we won't have the `prev_events` of an `outlier` in the database, (though it's entirely possible that we *might* have them for some other |