+Per database config.
+
Control the various optimizations with config..
-Control the various logging facilities APDU, etc. in XML configuration.
+Live status (via search, present).
-Handle invalidate sessions (-1 hit, control-number search).
+Possible threading.
-Live status (via search, present).
+Deal with Z39.50 options properly.
-SRW/SRU.
+Deal with Z39.50 messages sizes properly.
-Possible threading.
+Character set conversion for SRW queries.
+
+Throw proper CQL conversion error.
+
+Honor XPath.
+
+Deal with scan, sort (throw diagnostic).