diff --git a/copy db b/copy db
new file mode 100644
index 0000000..1d9bd9d
--- /dev/null
+++ b/copy db	
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+on source do: docker exec -it mongo bash
+
+on source: mongodump --archive=rocket_db.tar --db=rocketchat
+
+To copy from container: docker cp mongo:/rocket_db.tar .
+
+to copy to container on target: docker cp rocket_db.tar mongo:/.
+
+on target do: docker exec -it mongo bash
+
+on target: mongorestore --archive=rocket_db.tar --db=rocketchat
+