--- a/src/Configuration.h	Wed Dec 07 01:38:50 2022 +0100
+++ b/src/Configuration.h	Sat Dec 10 20:41:40 2022 +0100
@@ -28,8 +28,15 @@
 
 class Configuration {
 public:
+
+	enum class InsertMode {
+		SINGLE,
+		MULTI,
+	};
+
 	relpipe::reader::boolean_t writeHeader = true;
 	relpipe::reader::boolean_t writeTypes = false;
+	InsertMode insertMode = InsertMode::MULTI; // TODO: per-relation mode
 
 	virtual ~Configuration() {
 	}