diff --git a/asterix-app/data/upsert/raw-data/overlapping.data b/asterix-app/data/upsert/raw-data/overlapping.data
new file mode 100644
index 0000000..a013ac1
--- /dev/null
+++ b/asterix-app/data/upsert/raw-data/overlapping.data
@@ -0,0 +1,5 @@
+2,10,Nadia,155
+4,10,Igor,333
+6,10,Silvester,123
+1,11,Cloud,777
+12,44,Smith,987