betodealmeida commented on a change in pull request #15403:
URL: https://github.com/apache/superset/pull/15403#discussion_r666506978
##########
File path: superset/db_engine_specs/postgres.py
##########
@@ -296,3 +297,17 @@ def get_column_spec( # type: ignore
return super().get_column_spec(
native_type, column_type_mappings=column_type_mappings
)
+
+ @classmethod
+ def get_cancel_query_payload(cls, cursor: Any, query: Query) -> Any:
+ cursor.execute("SELECT current_user")
+ row = cursor.fetchone()
+ return row[0]
+
+ @classmethod
+ def cancel_query(cls, cursor: Any, query: Query, payload: Any) -> None:
+ cursor.execute(
+ "SELECT pg_terminate_backend(pid) "
+ "FROM pg_stat_activity "
+ "WHERE pid <> pg_backend_pid() and usename='%s'" % payload
Review comment:
```suggestion
"WHERE pid <> pg_backend_pid() and username='%s'" % payload
```
Won't this kill all user queries in progress?
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