On 09/07/10 06:47, KaiGai Kohei wrote:
> When leaky and non-leaky functions are chained within a WHERE clause,
> it will be ordered by the cost of functions. So, we have possibility
> that leaky functions are executed earlier than non-leaky functions.
No, that needs to be forbidden as part of the fix. Leaky functions must
not be executed before all the quals from the view are evaluated.
-- Heikki Linnakangas EnterpriseDB http://www.enterprisedb.com