diff options
Diffstat (limited to 'synapse/storage')
| -rw-r--r-- | synapse/storage/database.py | 59 | ||||
| -rw-r--r-- | synapse/storage/databases/main/events.py | 114 |
2 files changed, 113 insertions, 60 deletions
diff --git a/synapse/storage/database.py b/synapse/storage/database.py index 0693d39006..5552dd3c5c 100644 --- a/synapse/storage/database.py +++ b/synapse/storage/database.py @@ -896,6 +896,9 @@ class DatabasePool: ) -> None: """Executes an INSERT query on the named table. + The input is given as a list of dicts, with one dict per row. + Generally simple_insert_many_values should be preferred for new code. + Args: table: string giving the table name values: dict of new column names and values for them @@ -909,6 +912,9 @@ class DatabasePool: ) -> None: """Executes an INSERT query on the named table. + The input is given as a list of dicts, with one dict per row. + Generally simple_insert_many_values_txn should be preferred for new code. + Args: txn: The transaction to use. table: string giving the table name @@ -933,23 +939,66 @@ class DatabasePool: if k != keys[0]: raise RuntimeError("All items must have the same keys") + return DatabasePool.simple_insert_many_values_txn(txn, table, keys[0], vals) + + async def simple_insert_many_values( + self, + table: str, + keys: Collection[str], + values: Iterable[Iterable[Any]], + desc: str, + ) -> None: + """Executes an INSERT query on the named table. + + The input is given as a list of rows, where each row is a list of values. + (Actually any iterable is fine.) + + Args: + table: string giving the table name + keys: list of column names + values: for each row, a list of values in the same order as `keys` + desc: description of the transaction, for logging and metrics + """ + await self.runInteraction( + desc, self.simple_insert_many_values_txn, table, keys, values + ) + + @staticmethod + def simple_insert_many_values_txn( + txn: LoggingTransaction, + table: str, + keys: Collection[str], + values: Iterable[Iterable[Any]], + ) -> None: + """Executes an INSERT query on the named table. + + The input is given as a list of rows, where each row is a list of values. + (Actually any iterable is fine.) + + Args: + txn: The transaction to use. + table: string giving the table name + keys: list of column names + values: for each row, a list of values in the same order as `keys` + """ + if isinstance(txn.database_engine, PostgresEngine): # We use `execute_values` as it can be a lot faster than `execute_batch`, # but it's only available on postgres. sql = "INSERT INTO %s (%s) VALUES ?" % ( table, - ", ".join(k for k in keys[0]), + ", ".join(k for k in keys), ) - txn.execute_values(sql, vals, fetch=False) + txn.execute_values(sql, values, fetch=False) else: sql = "INSERT INTO %s (%s) VALUES(%s)" % ( table, - ", ".join(k for k in keys[0]), - ", ".join("?" for _ in keys[0]), + ", ".join(k for k in keys), + ", ".join("?" for _ in keys), ) - txn.execute_batch(sql, vals) + txn.execute_batch(sql, values) async def simple_upsert( self, diff --git a/synapse/storage/databases/main/events.py b/synapse/storage/databases/main/events.py index eed453d836..5184e6bf85 100644 --- a/synapse/storage/databases/main/events.py +++ b/synapse/storage/databases/main/events.py @@ -19,6 +19,7 @@ from collections import OrderedDict from typing import ( TYPE_CHECKING, Any, + Collection, Dict, Generator, Iterable, @@ -1319,14 +1320,13 @@ class PersistEventsStore: return [ec for ec in events_and_contexts if ec[0] not in to_remove] - def _store_event_txn(self, txn, events_and_contexts): + def _store_event_txn( + self, + txn: LoggingTransaction, + events_and_contexts: Collection[Tuple[EventBase, EventContext]], + ) -> None: """Insert new events into the event, event_json, redaction and state_events tables. - - Args: - txn (twisted.enterprise.adbapi.Connection): db connection - events_and_contexts (list[(EventBase, EventContext)]): events - we are persisting """ if not events_and_contexts: @@ -1339,46 +1339,58 @@ class PersistEventsStore: d.pop("redacted_because", None) return d - self.db_pool.simple_insert_many_txn( + self.db_pool.simple_insert_many_values_txn( txn, table="event_json", - values=[ - { - "event_id": event.event_id, - "room_id": event.room_id, - "internal_metadata": json_encoder.encode( - event.internal_metadata.get_dict() - ), - "json": json_encoder.encode(event_dict(event)), - "format_version": event.format_version, - } + keys=("event_id", "room_id", "internal_metadata", "json", "format_version"), + values=( + ( + event.event_id, + event.room_id, + json_encoder.encode(event.internal_metadata.get_dict()), + json_encoder.encode(event_dict(event)), + event.format_version, + ) for event, _ in events_and_contexts - ], + ), ) - self.db_pool.simple_insert_many_txn( + self.db_pool.simple_insert_many_values_txn( txn, table="events", - values=[ - { - "instance_name": self._instance_name, - "stream_ordering": event.internal_metadata.stream_ordering, - "topological_ordering": event.depth, - "depth": event.depth, - "event_id": event.event_id, - "room_id": event.room_id, - "type": event.type, - "processed": True, - "outlier": event.internal_metadata.is_outlier(), - "origin_server_ts": int(event.origin_server_ts), - "received_ts": self._clock.time_msec(), - "sender": event.sender, - "contains_url": ( - "url" in event.content and isinstance(event.content["url"], str) - ), - } + keys=( + "instance_name", + "stream_ordering", + "topological_ordering", + "depth", + "event_id", + "room_id", + "type", + "processed", + "outlier", + "origin_server_ts", + "received_ts", + "sender", + "contains_url", + ), + values=( + ( + self._instance_name, + event.internal_metadata.stream_ordering, + event.depth, # topological_ordering + event.depth, # depth + event.event_id, + event.room_id, + event.type, + True, # processed + event.internal_metadata.is_outlier(), + int(event.origin_server_ts), + self._clock.time_msec(), + event.sender, + "url" in event.content and isinstance(event.content["url"], str), + ) for event, _ in events_and_contexts - ], + ), ) # If we're persisting an unredacted event we go and ensure @@ -1397,23 +1409,15 @@ class PersistEventsStore: ) txn.execute(sql + clause, [False] + args) - state_events_and_contexts = [ - ec for ec in events_and_contexts if ec[0].is_state() - ] - - state_values = [] - for event, _ in state_events_and_contexts: - vals = { - "event_id": event.event_id, - "room_id": event.room_id, - "type": event.type, - "state_key": event.state_key, - } - - state_values.append(vals) - - self.db_pool.simple_insert_many_txn( - txn, table="state_events", values=state_values + self.db_pool.simple_insert_many_values_txn( + txn, + table="state_events", + keys=("event_id", "room_id", "type", "state_key"), + values=( + (event.event_id, event.room_id, event.type, event.state_key) + for event, _ in events_and_contexts + if event.is_state() + ), ) def _store_rejected_events_txn(self, txn, events_and_contexts): |