8 files changed, 26 insertions, 23 deletions
diff --git a/synapse/storage/database.py b/synapse/storage/database.py
index 0084d9f96c..f5a8f90a0f 100644
--- a/synapse/storage/database.py
+++ b/synapse/storage/database.py
@@ -1632,7 +1632,7 @@ class DatabasePool:
         txn: LoggingTransaction,
         table: str,
         column: str,
-        iterable: Iterable[Any],
+        iterable: Collection[Any],
         keyvalues: Dict[str, Any],
         retcols: Iterable[str],
     ) -> List[Dict[str, Any]]:
@@ -1891,29 +1891,32 @@ class DatabasePool:
         txn: LoggingTransaction,
         table: str,
         column: str,
-        iterable: Iterable[Any],
+        values: Collection[Any],
         keyvalues: Dict[str, Any],
     ) -> int:
         """Executes a DELETE query on the named table.
 
-        Filters rows by if value of `column` is in `iterable`.
+        Deletes the rows:
+          - whose value of `column` is in `values`; AND
+          - that match extra column-value pairs specified in `keyvalues`.
 
         Args:
             txn: Transaction object
             table: string giving the table name
-            column: column name to test for inclusion against `iterable`
-            iterable: list
-            keyvalues: dict of column names and values to select the rows with
+            column: column name to test for inclusion against `values`
+            values: values of `column` which choose rows to delete
+            keyvalues: dict of extra column names and values to select the rows
+                with. They will be ANDed together with the main predicate.
 
         Returns:
             Number rows deleted
         """
-        if not iterable:
+        if not values:
             return 0
 
         sql = "DELETE FROM %s" % table
 
-        clause, values = make_in_list_sql_clause(txn.database_engine, column, iterable)
+        clause, values = make_in_list_sql_clause(txn.database_engine, column, values)
         clauses = [clause]
 
         for key, value in keyvalues.items():
@@ -2098,7 +2101,7 @@ class DatabasePool:
 
 
 def make_in_list_sql_clause(
-    database_engine: BaseDatabaseEngine, column: str, iterable: Iterable
+    database_engine: BaseDatabaseEngine, column: str, iterable: Collection[Any]
 ) -> Tuple[str, list]:
     """Returns an SQL clause that checks the given column is in the iterable.
 
diff --git a/synapse/storage/databases/main/account_data.py b/synapse/storage/databases/main/account_data.py
index 1d02795f43..d0cf3460da 100644
--- a/synapse/storage/databases/main/account_data.py
+++ b/synapse/storage/databases/main/account_data.py
@@ -494,7 +494,7 @@ class AccountDataWorkerStore(SQLBaseStore):
             txn,
             table="ignored_users",
             column="ignored_user_id",
-            iterable=previously_ignored_users - currently_ignored_users,
+            values=previously_ignored_users - currently_ignored_users,
             keyvalues={"ignorer_user_id": user_id},
         )
 
diff --git a/synapse/storage/databases/main/events.py b/synapse/storage/databases/main/events.py
index 8e691678e5..dec7e8594e 100644
--- a/synapse/storage/databases/main/events.py
+++ b/synapse/storage/databases/main/events.py
@@ -667,7 +667,7 @@ class PersistEventsStore:
             table="event_auth_chain_to_calculate",
             keyvalues={},
             column="event_id",
-            iterable=new_chain_tuples,
+            values=new_chain_tuples,
         )
 
         # Now we need to calculate any new links between chains caused by
diff --git a/synapse/storage/databases/main/events_bg_updates.py b/synapse/storage/databases/main/events_bg_updates.py
index 6fcb2b8353..1afc59fafb 100644
--- a/synapse/storage/databases/main/events_bg_updates.py
+++ b/synapse/storage/databases/main/events_bg_updates.py
@@ -490,7 +490,7 @@ class EventsBackgroundUpdatesStore(SQLBaseStore):
                 txn=txn,
                 table="event_forward_extremities",
                 column="event_id",
-                iterable=to_delete,
+                values=to_delete,
                 keyvalues={},
             )
 
@@ -520,7 +520,7 @@ class EventsBackgroundUpdatesStore(SQLBaseStore):
                 txn=txn,
                 table="_extremities_to_check",
                 column="event_id",
-                iterable=original_set,
+                values=original_set,
                 keyvalues={},
             )
 
diff --git a/synapse/storage/databases/main/pusher.py b/synapse/storage/databases/main/pusher.py
index 63ac09c61d..a93caae8d0 100644
--- a/synapse/storage/databases/main/pusher.py
+++ b/synapse/storage/databases/main/pusher.py
@@ -324,7 +324,7 @@ class PusherWorkerStore(SQLBaseStore):
                 txn,
                 table="pushers",
                 column="user_name",
-                iterable=users,
+                values=users,
                 keyvalues={},
             )
 
@@ -373,7 +373,7 @@ class PusherWorkerStore(SQLBaseStore):
                 txn,
                 table="pushers",
                 column="id",
-                iterable=(pusher_id for pusher_id, token in pushers if token is None),
+                values=[pusher_id for pusher_id, token in pushers if token is None],
                 keyvalues={},
             )
 
diff --git a/synapse/storage/databases/main/state.py b/synapse/storage/databases/main/state.py
index 8e22da99ae..a8e8dd4577 100644
--- a/synapse/storage/databases/main/state.py
+++ b/synapse/storage/databases/main/state.py
@@ -473,7 +473,7 @@ class MainStateBackgroundUpdateStore(RoomMemberWorkerStore):
                 txn,
                 table="current_state_events",
                 column="room_id",
-                iterable=to_delete,
+                values=to_delete,
                 keyvalues={},
             )
 
@@ -481,7 +481,7 @@ class MainStateBackgroundUpdateStore(RoomMemberWorkerStore):
                 txn,
                 table="event_forward_extremities",
                 column="room_id",
-                iterable=to_delete,
+                values=to_delete,
                 keyvalues={},
             )
 
diff --git a/synapse/storage/databases/main/ui_auth.py b/synapse/storage/databases/main/ui_auth.py
index 4d6bbc94c7..340ca9e47d 100644
--- a/synapse/storage/databases/main/ui_auth.py
+++ b/synapse/storage/databases/main/ui_auth.py
@@ -326,7 +326,7 @@ class UIAuthWorkerStore(SQLBaseStore):
             txn,
             table="ui_auth_sessions_ips",
             column="session_id",
-            iterable=session_ids,
+            values=session_ids,
             keyvalues={},
         )
 
@@ -377,7 +377,7 @@ class UIAuthWorkerStore(SQLBaseStore):
             txn,
             table="ui_auth_sessions_credentials",
             column="session_id",
-            iterable=session_ids,
+            values=session_ids,
             keyvalues={},
         )
 
@@ -386,7 +386,7 @@ class UIAuthWorkerStore(SQLBaseStore):
             txn,
             table="ui_auth_sessions",
             column="session_id",
-            iterable=session_ids,
+            values=session_ids,
             keyvalues={},
         )
 
diff --git a/synapse/storage/databases/state/store.py b/synapse/storage/databases/state/store.py
index f1e3a27e63..c4c8c0021b 100644
--- a/synapse/storage/databases/state/store.py
+++ b/synapse/storage/databases/state/store.py
@@ -664,7 +664,7 @@ class StateGroupDataStore(StateBackgroundUpdateStore, SQLBaseStore):
             txn,
             table="state_groups_state",
             column="state_group",
-            iterable=state_groups_to_delete,
+            values=state_groups_to_delete,
             keyvalues={},
         )
 
@@ -675,7 +675,7 @@ class StateGroupDataStore(StateBackgroundUpdateStore, SQLBaseStore):
             txn,
             table="state_group_edges",
             column="state_group",
-            iterable=state_groups_to_delete,
+            values=state_groups_to_delete,
             keyvalues={},
         )
 
@@ -686,6 +686,6 @@ class StateGroupDataStore(StateBackgroundUpdateStore, SQLBaseStore):
             txn,
             table="state_groups",
             column="id",
-            iterable=state_groups_to_delete,
+            values=state_groups_to_delete,
             keyvalues={},
         )