From 05c83923e3bf24fa7def55a14ac096cdff3a3882 Mon Sep 17 00:00:00 2001
From: Neil Alexander <neilalexander@users.noreply.github.com>
Date: Mon, 1 Aug 2022 14:11:00 +0100
Subject: Optimise checking other servers allowed to see events (#2596)

* Try optimising checking if server is allowed to see event

* Fix error

* Handle case where snapshot NID is 0

* Fix query

* Update SQL

* Clean up `CheckServerAllowedToSeeEvent`

* Not supported on SQLite

* Maybe placate the unit tests

* Review comments
---
 roomserver/storage/sqlite3/state_snapshot_table.go | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'roomserver/storage/sqlite3')

diff --git a/roomserver/storage/sqlite3/state_snapshot_table.go b/roomserver/storage/sqlite3/state_snapshot_table.go
index b8136b75..73827522 100644
--- a/roomserver/storage/sqlite3/state_snapshot_table.go
+++ b/roomserver/storage/sqlite3/state_snapshot_table.go
@@ -140,3 +140,9 @@ func (s *stateSnapshotStatements) BulkSelectStateBlockNIDs(
 	}
 	return results, nil
 }
+
+func (s *stateSnapshotStatements) BulkSelectStateForHistoryVisibility(
+	ctx context.Context, txn *sql.Tx, stateSnapshotNID types.StateSnapshotNID, domain string,
+) ([]types.EventNID, error) {
+	return nil, tables.OptimisationNotSupportedError
+}
-- 
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