Add mention of Tom's client change summary email to the history file.

bmomjian · bmomjian · commit 80c185eaac33 · 2002-09-18T05:17:04.000Z
diff --git a/HISTORY b/HISTORY
@@ -65,7 +65,8 @@ Overview
 Migration to version 7.3
 
    A dump/restore using "pg_dump" is required for those wishing to migrate
-   data from any previous release.
+   data from any previous release.  A summary of changes needed in client
+   applications is at http://www.ca.postgresql.org/docs/momjian/upgrade_7.3.
 
    Observe the following incompatibilities:
 
