Added schema qualified tables`

tests/MockDb.h

@@ -28,6 +28,7 @@
 
 #include <sstream>
 #include <iostream>
+#include <sqlpp11/schema.h>
 #include <sqlpp11/serializer_context.h>
 #include <sqlpp11/connection.h>
 
@@ -245,6 +246,12 @@ struct MockDbT: public sqlpp::connection
 			return {};
 		}
 
+	auto attach(std::string name)
+		-> ::sqlpp::schema_t
+		{
+			return {name};
+		}
+
 };
 
 using MockDb = MockDbT<false>;