+4 May 2004 Kevin Rosenberg (kevin@rosenberg.net)
+ * sql/classes.lisp: Add SQL-OBJECT-QUERY type. Have [select 'class]
+ now return a sql-object-query type rather than directly performing a query.
+ This improves CommonSQL conformance.
+ * sql/sql.lisp: Add new QUERY method for SQL-OBJECT-QUERY. Move
+ from basic/basic-sql.lisp the DO-QUERY and MAP-QUERY since they now
+ depend on sql-object-query-type.
+ * sql/loop-extensions.lisp: Move from base package
+ * classic/package.lisp: remove references to map-query and do-query
+