diff --git a/xCAT-server/share/xcat/tools/updateDBM.sql b/xCAT-server/share/xcat/tools/updateDBM.sql
new file mode 100755
index 000000000..115eea3e9
--- /dev/null
+++ b/xCAT-server/share/xcat/tools/updateDBM.sql
@@ -0,0 +1,8 @@
+update dbm cfg  using MON_HEAP_SZ AUTOMATIC;
+update dbm cfg using INSTANCE_MEMORY AUTOMATIC;
+update dbm cfg  using NUM_POOLAGENTS AUTOMATIC;
+update dbm cfg using MAX_COORDAGENTS AUTOMATIC;
+update dbm cfg using MAX_CONNECTIONS AUTOMATIC;
+update dbm cfg using FENCED_POOL AUTOMATIC;
+update dbm cfg using FCM_NUM_BUFFERS AUTOMATIC;
+update dbm cfg using FCM_NUM_CHANNELS AUTOMATIC;