2 files changed, 4 insertions, 2 deletions
diff --git a/changelog.d/16281.misc b/changelog.d/16281.misc
new file mode 100644
index 0000000000..de48396aff
--- /dev/null
+++ b/changelog.d/16281.misc
@@ -0,0 +1 @@
+Include values in SQL debug when using `execute_values` with Postgres.
diff --git a/synapse/storage/database.py b/synapse/storage/database.py
index 55ac313f33..6c5fcdcec3 100644
--- a/synapse/storage/database.py
+++ b/synapse/storage/database.py
@@ -422,10 +422,11 @@ class LoggingTransaction:
         return self._do_execute(
             # TODO: is it safe for values to be Iterable[Iterable[Any]] here?
             # https://www.psycopg.org/docs/extras.html?highlight=execute_batch#psycopg2.extras.execute_values says values should be Sequence[Sequence]
-            lambda the_sql: execute_values(
-                self.txn, the_sql, values, template=template, fetch=fetch
+            lambda the_sql, the_values: execute_values(
+                self.txn, the_sql, the_values, template=template, fetch=fetch
             ),
             sql,
+            values,
         )
 
     def execute(self, sql: str, parameters: SQLQueryParameters = ()) -> None: