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Replace some calls to cursor_to_dict

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cursor_to_dict can be surprisinglh expensive for large result sets, so lets
only call it when we need to.
This commit is contained in:
Erik Johnston 2017-03-24 11:07:02 +00:00
parent e71940aa64
commit d58b1ffe94
3 changed files with 13 additions and 39 deletions
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8
synapse/storage/state.py
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@ -342,10 +342,10 @@ class StateStore(SQLBaseStore):
args.extend(where_args)
txn.execute(sql % (where_clause,), args)
rows = self.cursor_to_dict(txn)
for row in rows:
key = (row["type"], row["state_key"])
results[group][key] = row["event_id"]
for row in txn:
typ, state_key, event_id = row
key = (typ, state_key)
results[group][key] = event_id
else:
if types is not None:
where_clause = "AND (%s)" % (