Improve description of return value for queryForList(..)

src/docs/asciidoc/data-access.adoc

@@ -2942,10 +2942,10 @@ query methods, one for an `int` and one that queries for a `String`.
 ----
 
 In addition to the single result query methods, several methods return a list with an
-entry for each row that the query returned. The most generic method is
-`queryForList(..)` which returns a `List` where each entry is a `Map` with each entry in
-the map representing the column value for that row. If you add a method to the above
-example to retrieve a list of all the rows, it would look like this:
+entry for each row that the query returned. The most generic method is `queryForList(..)`
+which returns a `List` where each entry is a `Map` containing one entry for each column,
+using the column name as the key. If you add a method to the above example to retrieve a
+list of all the rows, it would look like this:
 
 [source,java,indent=0]
 [subs="verbatim,quotes"]