diff --git a/src/include/commands/copyapi.h b/src/include/commands/copyapi.h
index 99981b1579..224fda172e 100644
--- a/src/include/commands/copyapi.h
+++ b/src/include/commands/copyapi.h
@@ -56,4 +56,46 @@ typedef struct CopyToRoutine
 	void		(*CopyToEnd) (CopyToState cstate);
 } CopyToRoutine;
 
+/*
+ * API structure for a COPY FROM format implementation.	 Note this must be