Deduplicate new deviceinbox rows for replication

This commit is contained in:
Erik Johnston 2017-04-04 16:21:21 +01:00
parent a76886726b
commit 9f26d3b75b
1 changed files with 7 additions and 4 deletions

View File

@ -325,23 +325,26 @@ class DeviceInboxStore(BackgroundUpdateStore):
# we return.
upper_pos = min(current_pos, last_pos + limit)
sql = (
"SELECT stream_id, user_id"
"SELECT max(stream_id), user_id"
" FROM device_inbox"
" WHERE ? < stream_id AND stream_id <= ?"
" ORDER BY stream_id ASC"
" GROUP BY user_id"
)
txn.execute(sql, (last_pos, upper_pos))
rows = txn.fetchall()
sql = (
"SELECT stream_id, destination"
"SELECT max(stream_id), destination"
" FROM device_federation_outbox"
" WHERE ? < stream_id AND stream_id <= ?"
" ORDER BY stream_id ASC"
" GROUP BY destination"
)
txn.execute(sql, (last_pos, upper_pos))
rows.extend(txn)
# Order by ascending stream ordering
rows.sort()
return rows
return self.runInteraction(