my mistake, we already support index-only scans

h2/src/docsrc/html/roadmap.html

@@ -578,7 +578,6 @@ See also <a href="build.html#providing_patches">Providing Patches</a>.
 </li><li>Use Java 6 SQLException subclasses.
 </li><li>Issue 390: RUNSCRIPT FROM '...' CONTINUE_ON_ERROR
 </li><li>Use Java 6 exceptions: SQLDataException, SQLSyntaxErrorException, SQLTimeoutException,..
-</li><li>Support index-only when doing selects (i.e. without needing to load the actual table data)
 </li></ul>
 
 <h2>Not Planned</h2>