Peter Eisentraut <[EMAIL PROTECTED]> writes: > Tom Lane writes: >> This is a nonstarter, as is the previous proposal to have a single >> function with an explicit parameter that selects the behavior. The >> reason is that any such function would have to be treated as completely >> non-optimizable.
> Why? We would just need to ensure that the mode cannot be changed at > critical times. "critical time" being anywhere within a session, I guess? Either that or keep track of whether any cached plans depend on the stability assumption. regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 5: Have you checked our extensive FAQ? http://www.postgresql.org/docs/faqs/FAQ.html