代码提交

offline-backend-20260512/backend/scripts/sql/leaderboard_indexes_mysql.sql

@@ -68,6 +68,10 @@ CALL _create_index_if_missing('llm_call_metrics', 'ix_llm_call_metrics_run_creat
 CALL _create_index_if_missing('threads_meta', 'ix_threads_meta_created_user', '`created_at`, `user_id`');
 CALL _create_index_if_missing('threads_meta', 'ix_threads_meta_user_created', '`user_id`, `created_at`');
 
+-- ---- position_roundtable_sessions --------------------------------------------
+-- Explicit taskId history is loaded by taskId and newest update time.
+CALL _create_index_if_missing('position_roundtable_sessions', 'ix_position_roundtable_sessions_task_updated', '`external_task_id`, `updated_at`');
+
 -- ---- 清理临时存储过程 --------------------------------------------------------
 DROP PROCEDURE IF EXISTS _create_index_if_missing;