1 files changed, 5 insertions, 0 deletions
diff --git a/proof/Schema.v b/proof/Schema.v
new file mode 100644
index 0000000..eb8f4c5
--- /dev/null
+++ b/proof/Schema.v
@@ -0,0 +1,5 @@
+(** * Schema: attribute name type *)
+
+From Stdlib Require Import String.
+
+Definition attr_name := string.