Notes on optimization, Daniel
diff --git a/optim/hash_dict.txt b/optim/hash_dict.txt
new file mode 100644
index 0000000..f655deb
--- /dev/null
+++ b/optim/hash_dict.txt
@@ -0,0 +1,11 @@
+Reuses a dictionnary for the hash table to reduce the string compare
+costs. Not worth it unless validating big DTDs
+
+		without		with
+db10000  tree	175/79		179/81
+db100000 stream	1222		1217
+dba100000stream	593		601
+REC validation	1986		2098
+Docbook valid	10808		10649
+
+Tue Feb 24 19:09:49 CET 2004