--- a/include/relpipe/writer/RelationalWriter.h	Sun Aug 19 20:36:33 2018 +0200
+++ b/include/relpipe/writer/RelationalWriter.h	Sat Aug 25 10:13:00 2018 +0200
@@ -23,6 +23,8 @@
 	virtual TypeId toTypeId(const string_t typeCode) = 0;
 
 	/**
+	 * TODO: not needed for writing → move to lib-reader.
+	 * 
 	 * @param typeId numeric type id as defined in Specification
 	 * @return string code of given type
 	 * @throws RelpipeWriterException on unsupported typeId
@@ -30,6 +32,8 @@
 	virtual string_t toTypeCode(const TypeId typeId) = 0;
 
 	/**
+	 * TODO: use custom extensible class instead of std::pair 
+	 * 
 	 * @param name name of the relation (table)
 	 * @param attributes list of attributes (columns) containing their names and types
 	 * @param writeHeader header might be omitted – when appending new records to a stream alreaready containing the header