Update README.md

Author: stephaneduprat

data-platform/core-converged-db/database-23c/json-relational-duality-views/demo/README.md

@@ -1 +1,10 @@
-The demo against a23c free database.
+# The demo against a23c free database.
+
+
+# License
+
+Copyright (c) 2023 Oracle and/or its affiliates.
+
+Licensed under the Universal Permissive License (UPL), Version 1.0.
+
+See [LICENSE](https://github.com/oracle-devrel/technology-engineering/blob/folder-structure/LICENSE) for more details.