diff --git a/1-sql/2026-02-03/project/simulation_task.sql b/1-sql/2026-02-03/project/simulation_task.sql
new file mode 100644
index 00000000..b770c7d2
--- /dev/null
+++ b/1-sql/2026-02-03/project/simulation_task.sql
@@ -0,0 +1,2 @@
+ALTER TABLE simulation_task MODIFY COLUMN exe_status varchar(20) DEFAULT '1' NOT NULL COMMENT '执行状态';
+ALTER TABLE simulation_task MODIFY COLUMN achieve_status varchar(20) DEFAULT '0' NULL;
\ No newline at end of file