diff --git a/OS/bash/Week4/participated.sql b/OS/bash/Week4/participated.sql
deleted file mode 100644
index 3719e2b..0000000
--- a/OS/bash/Week4/participated.sql
+++ /dev/null
@@ -1,5 +0,0 @@
-insert into participated values(1234,'ABCD0001',1,10000);
-insert into participated  values(1236,'DSDS0001',3,150);
-insert into participated  values(1237,'ABCD4001',4,799);
-insert into participated  values(1238,'HFSP5601',5,1500);
-insert into participated  values(1238,'HFSP5601',12,95500);
\ No newline at end of file