Initial Home page

Home.md

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+# Synapse wiki
+
+For now, this is just a quick dumping ground of useful Synapse snippets which otherwise are going to get lost across scrollback, gists, scripts etc.
+
+## Useful SQL queries
+
+In future these should be wrapped up as a proper admin API (with a matching CLI tool).  For now, here's the raw SQL:
+
+Deleting users:
+...
+
+Deleting your copy of a room:
+...
+
+What servers are my server talking to?
+
+    SELECT * FROM destinations;
+
+What servers are currently participating in this room?
+
+    SELECT DISTINCT split_part(state_key, ':', 2) FROM current_state_events AS c INNER JOIN room_memberships AS m USING (room_id, event_id) WHERE room_id = '!cURbafjkfsMDVwdRDQ:matrix.org' AND membership = 'join';