Update all usages of tx.Stmt to sqlutil.TxStmt (#1423)

* Replace all usages of txn.Stmt with sqlutil.TxStmt

Signed-off-by: Sam Day <me@samcday.com>

* Fix sign off link in PR template.

Signed-off-by: Sam Day <me@samcday.com>

Co-authored-by: Neil Alexander <neilalexander@users.noreply.github.com>

19 files changed, 55 insertions, 36 deletions

diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md
index f4724c31..8d22f7f7 100644
--- a/.github/PULL_REQUEST_TEMPLATE.md
+++ b/.github/PULL_REQUEST_TEMPLATE.md
@@ -3,4 +3,4 @@
 <!-- Please read CONTRIBUTING.md before submitting your pull request -->
 
 * [ ] I have added any new tests that need to pass to `testfile` as specified in [docs/sytest.md](https://github.com/matrix-org/dendrite/blob/master/docs/sytest.md)
-* [ ] Pull request includes a [sign off](https://github.com/matrix-org/dendrite/blob/master/CONTRIBUTING.md#sign-off)
+* [ ] Pull request includes a [sign off](https://github.com/matrix-org/dendrite/blob/master/docs/CONTRIBUTING.md#sign-off)
diff --git a/internal/sqlutil/sql.go b/internal/sqlutil/sql.go
index 90562ded..a3885d66 100644
--- a/internal/sqlutil/sql.go
+++ b/internal/sqlutil/sql.go
@@ -88,6 +88,14 @@ func TxStmt(transaction *sql.Tx, statement *sql.Stmt) *sql.Stmt {
 	return statement
 }
 
+// TxStmtContext behaves similarly to TxStmt, with support for also passing context.
+func TxStmtContext(context context.Context, transaction *sql.Tx, statement *sql.Stmt) *sql.Stmt {
+	if transaction != nil {
+		statement = transaction.StmtContext(context, statement)
+	}
+	return statement
+}
+
 // Hack of the century
 func QueryVariadic(count int) string {
 	return QueryVariadicOffset(count, 0)
diff --git a/keyserver/storage/postgres/device_keys_table.go b/keyserver/storage/postgres/device_keys_table.go
index e5bec8f6..95064fc8 100644
--- a/keyserver/storage/postgres/device_keys_table.go
+++ b/keyserver/storage/postgres/device_keys_table.go
@@ -21,6 +21,7 @@ import (
 
 	"github.com/lib/pq"
 	"github.com/matrix-org/dendrite/internal"
+	"github.com/matrix-org/dendrite/internal/sqlutil"
 	"github.com/matrix-org/dendrite/keyserver/api"
 	"github.com/matrix-org/dendrite/keyserver/storage/tables"
 )
@@ -125,7 +126,7 @@ func (s *deviceKeysStatements) SelectDeviceKeysJSON(ctx context.Context, keys []
 func (s *deviceKeysStatements) SelectMaxStreamIDForUser(ctx context.Context, txn *sql.Tx, userID string) (streamID int32, err error) {
 	// nullable if there are no results
 	var nullStream sql.NullInt32
-	err = txn.Stmt(s.selectMaxStreamForUserStmt).QueryRowContext(ctx, userID).Scan(&nullStream)
+	err = sqlutil.TxStmt(txn, s.selectMaxStreamForUserStmt).QueryRowContext(ctx, userID).Scan(&nullStream)
 	if err == sql.ErrNoRows {
 		err = nil
 	}
@@ -151,7 +152,7 @@ func (s *deviceKeysStatements) CountStreamIDsForUser(ctx context.Context, userID
 func (s *deviceKeysStatements) InsertDeviceKeys(ctx context.Context, txn *sql.Tx, keys []api.DeviceMessage) error {
 	for _, key := range keys {
 		now := time.Now().Unix()
-		_, err := txn.Stmt(s.upsertDeviceKeysStmt).ExecContext(
+		_, err := sqlutil.TxStmt(txn, s.upsertDeviceKeysStmt).ExecContext(
 			ctx, key.UserID, key.DeviceID, now, string(key.KeyJSON), key.StreamID, key.DisplayName,
 		)
 		if err != nil {
@@ -162,7 +163,7 @@ func (s *deviceKeysStatements) InsertDeviceKeys(ctx context.Context, txn *sql.Tx
 }
 
 func (s *deviceKeysStatements) DeleteAllDeviceKeys(ctx context.Context, txn *sql.Tx, userID string) error {
-	_, err := txn.Stmt(s.deleteAllDeviceKeysStmt).ExecContext(ctx, userID)
+	_, err := sqlutil.TxStmt(txn, s.deleteAllDeviceKeysStmt).ExecContext(ctx, userID)
 	return err
 }
 
diff --git a/keyserver/storage/postgres/one_time_keys_table.go b/keyserver/storage/postgres/one_time_keys_table.go
index a299861d..6e32838b 100644
--- a/keyserver/storage/postgres/one_time_keys_table.go
+++ b/keyserver/storage/postgres/one_time_keys_table.go
@@ -21,6 +21,7 @@ import (
 	"time"
 
 	"github.com/matrix-org/dendrite/internal"
+	"github.com/matrix-org/dendrite/internal/sqlutil"
 	"github.com/matrix-org/dendrite/keyserver/api"
 	"github.com/matrix-org/dendrite/keyserver/storage/tables"
 )
@@ -151,14 +152,14 @@ func (s *oneTimeKeysStatements) InsertOneTimeKeys(ctx context.Context, txn *sql.
 	}
 	for keyIDWithAlgo, keyJSON := range keys.KeyJSON {
 		algo, keyID := keys.Split(keyIDWithAlgo)
-		_, err := txn.Stmt(s.upsertKeysStmt).ExecContext(
+		_, err := sqlutil.TxStmt(txn, s.upsertKeysStmt).ExecContext(
 			ctx, keys.UserID, keys.DeviceID, keyID, algo, now, string(keyJSON),
 		)
 		if err != nil {
 			return nil, err
 		}
 	}
-	rows, err := txn.Stmt(s.selectKeysCountStmt).QueryContext(ctx, keys.UserID, keys.DeviceID)
+	rows, err := sqlutil.TxStmt(txn, s.selectKeysCountStmt).QueryContext(ctx, keys.UserID, keys.DeviceID)
 	if err != nil {
 		return nil, err
 	}
@@ -180,14 +181,14 @@ func (s *oneTimeKeysStatements) SelectAndDeleteOneTimeKey(
 ) (map[string]json.RawMessage, error) {
 	var keyID string
 	var keyJSON string
-	err := txn.StmtContext(ctx, s.selectKeyByAlgorithmStmt).QueryRowContext(ctx, userID, deviceID, algorithm).Scan(&keyID, &keyJSON)
+	err := sqlutil.TxStmtContext(ctx, txn, s.selectKeyByAlgorithmStmt).QueryRowContext(ctx, userID, deviceID, algorithm).Scan(&keyID, &keyJSON)
 	if err != nil {
 		if err == sql.ErrNoRows {
 			return nil, nil
 		}
 		return nil, err
 	}
-	_, err = txn.StmtContext(ctx, s.deleteOneTimeKeyStmt).ExecContext(ctx, userID, deviceID, algorithm, keyID)
+	_, err = sqlutil.TxStmtContext(ctx, txn, s.deleteOneTimeKeyStmt).ExecContext(ctx, userID, deviceID, algorithm, keyID)
 	return map[string]json.RawMessage{
 		algorithm + ":" + keyID: json.RawMessage(keyJSON),
 	}, err
diff --git a/keyserver/storage/sqlite3/device_keys_table.go b/keyserver/storage/sqlite3/device_keys_table.go
index e7ff9976..9112fc6e 100644
--- a/keyserver/storage/sqlite3/device_keys_table.go
+++ b/keyserver/storage/sqlite3/device_keys_table.go
@@ -97,7 +97,7 @@ func NewSqliteDeviceKeysTable(db *sql.DB) (tables.DeviceKeys, error) {
 }
 
 func (s *deviceKeysStatements) DeleteAllDeviceKeys(ctx context.Context, txn *sql.Tx, userID string) error {
-	_, err := txn.Stmt(s.deleteAllDeviceKeysStmt).ExecContext(ctx, userID)
+	_, err := sqlutil.TxStmt(txn, s.deleteAllDeviceKeysStmt).ExecContext(ctx, userID)
 	return err
 }
 
@@ -156,7 +156,7 @@ func (s *deviceKeysStatements) SelectDeviceKeysJSON(ctx context.Context, keys []
 func (s *deviceKeysStatements) SelectMaxStreamIDForUser(ctx context.Context, txn *sql.Tx, userID string) (streamID int32, err error) {
 	// nullable if there are no results
 	var nullStream sql.NullInt32
-	err = txn.Stmt(s.selectMaxStreamForUserStmt).QueryRowContext(ctx, userID).Scan(&nullStream)
+	err = sqlutil.TxStmt(txn, s.selectMaxStreamForUserStmt).QueryRowContext(ctx, userID).Scan(&nullStream)
 	if err == sql.ErrNoRows {
 		err = nil
 	}
@@ -188,7 +188,7 @@ func (s *deviceKeysStatements) CountStreamIDsForUser(ctx context.Context, userID
 func (s *deviceKeysStatements) InsertDeviceKeys(ctx context.Context, txn *sql.Tx, keys []api.DeviceMessage) error {
 	for _, key := range keys {
 		now := time.Now().Unix()
-		_, err := txn.Stmt(s.upsertDeviceKeysStmt).ExecContext(
+		_, err := sqlutil.TxStmt(txn, s.upsertDeviceKeysStmt).ExecContext(
 			ctx, key.UserID, key.DeviceID, now, string(key.KeyJSON), key.StreamID, key.DisplayName,
 		)
 		if err != nil {
diff --git a/keyserver/storage/sqlite3/one_time_keys_table.go b/keyserver/storage/sqlite3/one_time_keys_table.go
index 1b6a74d6..185b8861 100644
--- a/keyserver/storage/sqlite3/one_time_keys_table.go
+++ b/keyserver/storage/sqlite3/one_time_keys_table.go
@@ -21,6 +21,7 @@ import (
 	"time"
 
 	"github.com/matrix-org/dendrite/internal"
+	"github.com/matrix-org/dendrite/internal/sqlutil"
 	"github.com/matrix-org/dendrite/keyserver/api"
 	"github.com/matrix-org/dendrite/keyserver/storage/tables"
 )
@@ -153,14 +154,14 @@ func (s *oneTimeKeysStatements) InsertOneTimeKeys(
 	}
 	for keyIDWithAlgo, keyJSON := range keys.KeyJSON {
 		algo, keyID := keys.Split(keyIDWithAlgo)
-		_, err := txn.Stmt(s.upsertKeysStmt).ExecContext(
+		_, err := sqlutil.TxStmt(txn, s.upsertKeysStmt).ExecContext(
 			ctx, keys.UserID, keys.DeviceID, keyID, algo, now, string(keyJSON),
 		)
 		if err != nil {
 			return nil, err
 		}
 	}
-	rows, err := txn.Stmt(s.selectKeysCountStmt).QueryContext(ctx, keys.UserID, keys.DeviceID)
+	rows, err := sqlutil.TxStmt(txn, s.selectKeysCountStmt).QueryContext(ctx, keys.UserID, keys.DeviceID)
 	if err != nil {
 		return nil, err
 	}
@@ -182,14 +183,14 @@ func (s *oneTimeKeysStatements) SelectAndDeleteOneTimeKey(
 ) (map[string]json.RawMessage, error) {
 	var keyID string
 	var keyJSON string
-	err := txn.StmtContext(ctx, s.selectKeyByAlgorithmStmt).QueryRowContext(ctx, userID, deviceID, algorithm).Scan(&keyID, &keyJSON)
+	err := sqlutil.TxStmtContext(ctx, txn, s.selectKeyByAlgorithmStmt).QueryRowContext(ctx, userID, deviceID, algorithm).Scan(&keyID, &keyJSON)
 	if err != nil {
 		if err == sql.ErrNoRows {
 			return nil, nil
 		}
 		return nil, err
 	}
-	_, err = txn.StmtContext(ctx, s.deleteOneTimeKeyStmt).ExecContext(ctx, userID, deviceID, algorithm, keyID)
+	_, err = sqlutil.TxStmtContext(ctx, txn, s.deleteOneTimeKeyStmt).ExecContext(ctx, userID, deviceID, algorithm, keyID)
 	if err != nil {
 		return nil, err
 	}
diff --git a/roomserver/storage/postgres/state_snapshot_table.go b/roomserver/storage/postgres/state_snapshot_table.go
index 0f8f1c51..63175955 100644
--- a/roomserver/storage/postgres/state_snapshot_table.go
+++ b/roomserver/storage/postgres/state_snapshot_table.go
@@ -21,6 +21,7 @@ import (
 	"fmt"
 
 	"github.com/lib/pq"
+	"github.com/matrix-org/dendrite/internal/sqlutil"
 	"github.com/matrix-org/dendrite/roomserver/storage/shared"
 	"github.com/matrix-org/dendrite/roomserver/storage/tables"
 	"github.com/matrix-org/dendrite/roomserver/types"
@@ -86,7 +87,7 @@ func (s *stateSnapshotStatements) InsertState(
 	for i := range stateBlockNIDs {
 		nids[i] = int64(stateBlockNIDs[i])
 	}
-	err = txn.Stmt(s.insertStateStmt).QueryRowContext(ctx, int64(roomNID), pq.Int64Array(nids)).Scan(&stateNID)
+	err = sqlutil.TxStmt(txn, s.insertStateStmt).QueryRowContext(ctx, int64(roomNID), pq.Int64Array(nids)).Scan(&stateNID)
 	return
 }
 
diff --git a/roomserver/storage/sqlite3/state_block_table.go b/roomserver/storage/sqlite3/state_block_table.go
index 8033903f..2c544f2b 100644
--- a/roomserver/storage/sqlite3/state_block_table.go
+++ b/roomserver/storage/sqlite3/state_block_table.go
@@ -105,12 +105,12 @@ func (s *stateBlockStatements) BulkInsertStateData(
 		return 0, nil
 	}
 	var stateBlockNID types.StateBlockNID
-	err := txn.Stmt(s.selectNextStateBlockNIDStmt).QueryRowContext(ctx).Scan(&stateBlockNID)
+	err := sqlutil.TxStmt(txn, s.selectNextStateBlockNIDStmt).QueryRowContext(ctx).Scan(&stateBlockNID)
 	if err != nil {
 		return 0, err
 	}
 	for _, entry := range entries {
-		_, err = txn.Stmt(s.insertStateDataStmt).ExecContext(
+		_, err = sqlutil.TxStmt(txn, s.insertStateDataStmt).ExecContext(
 			ctx,
 			int64(stateBlockNID),
 			int64(entry.EventTypeNID),
diff --git a/roomserver/storage/sqlite3/state_snapshot_table.go b/roomserver/storage/sqlite3/state_snapshot_table.go
index 392c2a67..bf49f62c 100644
--- a/roomserver/storage/sqlite3/state_snapshot_table.go
+++ b/roomserver/storage/sqlite3/state_snapshot_table.go
@@ -76,7 +76,7 @@ func (s *stateSnapshotStatements) InsertState(
 	if err != nil {
 		return
 	}
-	insertStmt := txn.Stmt(s.insertStateStmt)
+	insertStmt := sqlutil.TxStmt(txn, s.insertStateStmt)
 	res, err := insertStmt.ExecContext(ctx, int64(roomNID), string(stateBlockNIDsJSON))
 	if err != nil {
 		return 0, err
diff --git a/syncapi/storage/postgres/backwards_extremities_table.go b/syncapi/storage/postgres/backwards_extremities_table.go
index 13056588..d5cf563a 100644
--- a/syncapi/storage/postgres/backwards_extremities_table.go
+++ b/syncapi/storage/postgres/backwards_extremities_table.go
@@ -81,7 +81,7 @@ func NewPostgresBackwardsExtremitiesTable(db *sql.DB) (tables.BackwardsExtremiti
 func (s *backwardExtremitiesStatements) InsertsBackwardExtremity(
 	ctx context.Context, txn *sql.Tx, roomID, eventID string, prevEventID string,
 ) (err error) {
-	_, err = txn.Stmt(s.insertBackwardExtremityStmt).ExecContext(ctx, roomID, eventID, prevEventID)
+	_, err = sqlutil.TxStmt(txn, s.insertBackwardExtremityStmt).ExecContext(ctx, roomID, eventID, prevEventID)
 	return
 }
 
@@ -110,7 +110,7 @@ func (s *backwardExtremitiesStatements) SelectBackwardExtremitiesForRoom(
 func (s *backwardExtremitiesStatements) DeleteBackwardExtremity(
 	ctx context.Context, txn *sql.Tx, roomID, knownEventID string,
 ) (err error) {
-	_, err = txn.Stmt(s.deleteBackwardExtremityStmt).ExecContext(ctx, roomID, knownEventID)
+	_, err = sqlutil.TxStmt(txn, s.deleteBackwardExtremityStmt).ExecContext(ctx, roomID, knownEventID)
 	return
 }
 
diff --git a/syncapi/storage/postgres/send_to_device_table.go b/syncapi/storage/postgres/send_to_device_table.go
index 07af9ad6..be9c347b 100644
--- a/syncapi/storage/postgres/send_to_device_table.go
+++ b/syncapi/storage/postgres/send_to_device_table.go
@@ -160,13 +160,13 @@ func (s *sendToDeviceStatements) SelectSendToDeviceMessages(
 func (s *sendToDeviceStatements) UpdateSentSendToDeviceMessages(
 	ctx context.Context, txn *sql.Tx, token string, nids []types.SendToDeviceNID,
 ) (err error) {
-	_, err = txn.Stmt(s.updateSentSendToDeviceMessagesStmt).ExecContext(ctx, token, pq.Array(nids))
+	_, err = sqlutil.TxStmt(txn, s.updateSentSendToDeviceMessagesStmt).ExecContext(ctx, token, pq.Array(nids))
 	return
 }
 
 func (s *sendToDeviceStatements) DeleteSendToDeviceMessages(
 	ctx context.Context, txn *sql.Tx, nids []types.SendToDeviceNID,
 ) (err error) {
-	_, err = txn.Stmt(s.deleteSendToDeviceMessagesStmt).ExecContext(ctx, pq.Array(nids))
+	_, err = sqlutil.TxStmt(txn, s.deleteSendToDeviceMessagesStmt).ExecContext(ctx, pq.Array(nids))
 	return
 }
diff --git a/syncapi/storage/sqlite3/account_data_table.go b/syncapi/storage/sqlite3/account_data_table.go
index 72c46e48..4bcc06ed 100644
--- a/syncapi/storage/sqlite3/account_data_table.go
+++ b/syncapi/storage/sqlite3/account_data_table.go
@@ -20,6 +20,7 @@ import (
 	"database/sql"
 
 	"github.com/matrix-org/dendrite/internal"
+	"github.com/matrix-org/dendrite/internal/sqlutil"
 	"github.com/matrix-org/dendrite/syncapi/storage/tables"
 	"github.com/matrix-org/dendrite/syncapi/types"
 	"github.com/matrix-org/gomatrixserverlib"
@@ -85,7 +86,7 @@ func (s *accountDataStatements) InsertAccountData(
 	if err != nil {
 		return
 	}
-	_, err = txn.Stmt(s.insertAccountDataStmt).ExecContext(ctx, pos, userID, roomID, dataType)
+	_, err = sqlutil.TxStmt(txn, s.insertAccountDataStmt).ExecContext(ctx, pos, userID, roomID, dataType)
 	return
 }
 
@@ -147,7 +148,7 @@ func (s *accountDataStatements) SelectMaxAccountDataID(
 	ctx context.Context, txn *sql.Tx,
 ) (id int64, err error) {
 	var nullableID sql.NullInt64
-	err = txn.Stmt(s.selectMaxAccountDataIDStmt).QueryRowContext(ctx).Scan(&nullableID)
+	err = sqlutil.TxStmt(txn, s.selectMaxAccountDataIDStmt).QueryRowContext(ctx).Scan(&nullableID)
 	if nullableID.Valid {
 		id = nullableID.Int64
 	}
diff --git a/syncapi/storage/sqlite3/backwards_extremities_table.go b/syncapi/storage/sqlite3/backwards_extremities_table.go
index 9a81e8e7..662cb025 100644
--- a/syncapi/storage/sqlite3/backwards_extremities_table.go
+++ b/syncapi/storage/sqlite3/backwards_extremities_table.go
@@ -84,7 +84,7 @@ func NewSqliteBackwardsExtremitiesTable(db *sql.DB) (tables.BackwardsExtremities
 func (s *backwardExtremitiesStatements) InsertsBackwardExtremity(
 	ctx context.Context, txn *sql.Tx, roomID, eventID string, prevEventID string,
 ) (err error) {
-	_, err = txn.Stmt(s.insertBackwardExtremityStmt).ExecContext(ctx, roomID, eventID, prevEventID)
+	_, err = sqlutil.TxStmt(txn, s.insertBackwardExtremityStmt).ExecContext(ctx, roomID, eventID, prevEventID)
 	return err
 }
 
@@ -113,7 +113,7 @@ func (s *backwardExtremitiesStatements) SelectBackwardExtremitiesForRoom(
 func (s *backwardExtremitiesStatements) DeleteBackwardExtremity(
 	ctx context.Context, txn *sql.Tx, roomID, knownEventID string,
 ) (err error) {
-	_, err = txn.Stmt(s.deleteBackwardExtremityStmt).ExecContext(ctx, roomID, knownEventID)
+	_, err = sqlutil.TxStmt(txn, s.deleteBackwardExtremityStmt).ExecContext(ctx, roomID, knownEventID)
 	return err
 }
 
diff --git a/userapi/storage/accounts/postgres/account_data_table.go b/userapi/storage/accounts/postgres/account_data_table.go
index 90c79e87..09eb2611 100644
--- a/userapi/storage/accounts/postgres/account_data_table.go
+++ b/userapi/storage/accounts/postgres/account_data_table.go
@@ -20,6 +20,7 @@ import (
 	"encoding/json"
 
 	"github.com/matrix-org/dendrite/internal"
+	"github.com/matrix-org/dendrite/internal/sqlutil"
 )
 
 const accountDataSchema = `
@@ -75,7 +76,7 @@ func (s *accountDataStatements) prepare(db *sql.DB) (err error) {
 func (s *accountDataStatements) insertAccountData(
 	ctx context.Context, txn *sql.Tx, localpart, roomID, dataType string, content json.RawMessage,
 ) (err error) {
-	stmt := txn.Stmt(s.insertAccountDataStmt)
+	stmt := sqlutil.TxStmt(txn, s.insertAccountDataStmt)
 	_, err = stmt.ExecContext(ctx, localpart, roomID, dataType, content)
 	return
 }
diff --git a/userapi/storage/accounts/postgres/accounts_table.go b/userapi/storage/accounts/postgres/accounts_table.go
index 8c8d32cf..7500e1e8 100644
--- a/userapi/storage/accounts/postgres/accounts_table.go
+++ b/userapi/storage/accounts/postgres/accounts_table.go
@@ -20,6 +20,7 @@ import (
 	"time"
 
 	"github.com/matrix-org/dendrite/clientapi/userutil"
+	"github.com/matrix-org/dendrite/internal/sqlutil"
 	"github.com/matrix-org/dendrite/userapi/api"
 	"github.com/matrix-org/gomatrixserverlib"
 
@@ -99,7 +100,7 @@ func (s *accountsStatements) insertAccount(
 	ctx context.Context, txn *sql.Tx, localpart, hash, appserviceID string,
 ) (*api.Account, error) {
 	createdTimeMS := time.Now().UnixNano() / 1000000
-	stmt := txn.Stmt(s.insertAccountStmt)
+	stmt := sqlutil.TxStmt(txn, s.insertAccountStmt)
 
 	var err error
 	if appserviceID == "" {
@@ -162,7 +163,7 @@ func (s *accountsStatements) selectNewNumericLocalpart(
 ) (id int64, err error) {
 	stmt := s.selectNewNumericLocalpartStmt
 	if txn != nil {
-		stmt = txn.Stmt(stmt)
+		stmt = sqlutil.TxStmt(txn, stmt)
 	}
 	err = stmt.QueryRowContext(ctx).Scan(&id)
 	return
diff --git a/userapi/storage/accounts/postgres/profile_table.go b/userapi/storage/accounts/postgres/profile_table.go
index 14b12c35..45d802f1 100644
--- a/userapi/storage/accounts/postgres/profile_table.go
+++ b/userapi/storage/accounts/postgres/profile_table.go
@@ -21,6 +21,7 @@ import (
 
 	"github.com/matrix-org/dendrite/clientapi/auth/authtypes"
 	"github.com/matrix-org/dendrite/internal"
+	"github.com/matrix-org/dendrite/internal/sqlutil"
 )
 
 const profilesSchema = `
@@ -84,7 +85,7 @@ func (s *profilesStatements) prepare(db *sql.DB) (err error) {
 func (s *profilesStatements) insertProfile(
 	ctx context.Context, txn *sql.Tx, localpart string,
 ) (err error) {
-	_, err = txn.Stmt(s.insertProfileStmt).ExecContext(ctx, localpart, "", "")
+	_, err = sqlutil.TxStmt(txn, s.insertProfileStmt).ExecContext(ctx, localpart, "", "")
 	return
 }
 
diff --git a/userapi/storage/accounts/sqlite3/account_data_table.go b/userapi/storage/accounts/sqlite3/account_data_table.go
index f9430c24..870a3706 100644
--- a/userapi/storage/accounts/sqlite3/account_data_table.go
+++ b/userapi/storage/accounts/sqlite3/account_data_table.go
@@ -18,6 +18,8 @@ import (
 	"context"
 	"database/sql"
 	"encoding/json"
+
+	"github.com/matrix-org/dendrite/internal/sqlutil"
 )
 
 const accountDataSchema = `
@@ -75,7 +77,7 @@ func (s *accountDataStatements) prepare(db *sql.DB) (err error) {
 func (s *accountDataStatements) insertAccountData(
 	ctx context.Context, txn *sql.Tx, localpart, roomID, dataType string, content json.RawMessage,
 ) error {
-	_, err := txn.Stmt(s.insertAccountDataStmt).ExecContext(ctx, localpart, roomID, dataType, content)
+	_, err := sqlutil.TxStmt(txn, s.insertAccountDataStmt).ExecContext(ctx, localpart, roomID, dataType, content)
 	return err
 }
 
diff --git a/userapi/storage/accounts/sqlite3/accounts_table.go b/userapi/storage/accounts/sqlite3/accounts_table.go
index fbbdc337..2d935fb6 100644
--- a/userapi/storage/accounts/sqlite3/accounts_table.go
+++ b/userapi/storage/accounts/sqlite3/accounts_table.go
@@ -20,6 +20,7 @@ import (
 	"time"
 
 	"github.com/matrix-org/dendrite/clientapi/userutil"
+	"github.com/matrix-org/dendrite/internal/sqlutil"
 	"github.com/matrix-org/dendrite/userapi/api"
 	"github.com/matrix-org/gomatrixserverlib"
 
@@ -104,9 +105,9 @@ func (s *accountsStatements) insertAccount(
 
 	var err error
 	if appserviceID == "" {
-		_, err = txn.Stmt(stmt).ExecContext(ctx, localpart, createdTimeMS, hash, nil)
+		_, err = sqlutil.TxStmt(txn, stmt).ExecContext(ctx, localpart, createdTimeMS, hash, nil)
 	} else {
-		_, err = txn.Stmt(stmt).ExecContext(ctx, localpart, createdTimeMS, hash, appserviceID)
+		_, err = sqlutil.TxStmt(txn, stmt).ExecContext(ctx, localpart, createdTimeMS, hash, appserviceID)
 	}
 	if err != nil {
 		return nil, err
@@ -163,7 +164,7 @@ func (s *accountsStatements) selectNewNumericLocalpart(
 ) (id int64, err error) {
 	stmt := s.selectNewNumericLocalpartStmt
 	if txn != nil {
-		stmt = txn.Stmt(stmt)
+		stmt = sqlutil.TxStmt(txn, stmt)
 	}
 	err = stmt.QueryRowContext(ctx).Scan(&id)
 	return
diff --git a/userapi/storage/accounts/sqlite3/profile_table.go b/userapi/storage/accounts/sqlite3/profile_table.go
index 4eeaf037..a67e892f 100644
--- a/userapi/storage/accounts/sqlite3/profile_table.go
+++ b/userapi/storage/accounts/sqlite3/profile_table.go
@@ -87,7 +87,7 @@ func (s *profilesStatements) prepare(db *sql.DB) (err error) {
 func (s *profilesStatements) insertProfile(
 	ctx context.Context, txn *sql.Tx, localpart string,
 ) error {
-	_, err := txn.Stmt(s.insertProfileStmt).ExecContext(ctx, localpart, "", "")
+	_, err := sqlutil.TxStmt(txn, s.insertProfileStmt).ExecContext(ctx, localpart, "", "")
 	return err
 }