Speed up inserting `event_push_actions_staging`. (#13634)

By using `execute_values` instead of `execute_batch`.
This commit is contained in:
Patrick Cloke 2022-08-30 07:12:48 -04:00 committed by GitHub
parent 682dfcfc0d
commit 20df96a7a7
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2 changed files with 9 additions and 20 deletions

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@ -0,0 +1 @@
Improve performance of sending messages in rooms with thousands of local users.

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@ -700,26 +700,14 @@ class EventPushActionsWorkerStore(ReceiptsWorkerStore, StreamWorkerStore, SQLBas
int(count_as_unread), # unread column
)
def _add_push_actions_to_staging_txn(txn: LoggingTransaction) -> None:
# We don't use simple_insert_many here to avoid the overhead
# of generating lists of dicts.
sql = """
INSERT INTO event_push_actions_staging
(event_id, user_id, actions, notif, highlight, unread)
VALUES (?, ?, ?, ?, ?, ?)
"""
txn.execute_batch(
sql,
(
_gen_entry(user_id, actions)
for user_id, actions in user_id_actions.items()
),
)
return await self.db_pool.runInteraction(
"add_push_actions_to_staging", _add_push_actions_to_staging_txn
await self.db_pool.simple_insert_many(
"event_push_actions_staging",
keys=("event_id", "user_id", "actions", "notif", "highlight", "unread"),
values=[
_gen_entry(user_id, actions)
for user_id, actions in user_id_actions.items()
],
desc="add_push_actions_to_staging",
)
async def remove_push_actions_from_staging(self, event_id: str) -> None: