diff --git a/Facebook/command_line_cheat_sheet.md b/Facebook/command_line_cheat_sheet.md
index c33233c..515ca5d 100644
--- a/Facebook/command_line_cheat_sheet.md
+++ b/Facebook/command_line_cheat_sheet.md
@@ -17,3 +17,9 @@ jf submit -e                                | sumbit and edit a comment
 # Buck
 -|-
 buck test @mode/dev-nosan local/path/... | run all tests
+
+
+# On deman DB
+ondemand devdb new
+ondemand devdb list
+ondemand devdb connect --name <name of the ephemeral xdb shard>