On Mon, Dec 15, 2014 at 2:38 PM, Andrew Gierth <andrew@tao11.riddles.org.uk> wrote: > I was thinking something like this, added just after that para: > > <warning> > <para> > While the actual arguments to the function remain unchanged between > calls, if you detoast the argument values (which is normally done > transparently by the > <function>PG_GETARG_<replaceable>xxx</replaceable></function> macro) > in the transient context then the detoasted copies will be freed on > each cycle. Accordingly, if you keep references to such values in > your <structfield>user_fctx</>, you must either copy them into the > <structfield>multi_call_memory_ctx</> after detoasting, or ensure > that you detoast the values only in that context. > </para> > </warning>
I'm OK with this.
Wrapping the doc changes in a patch. Will add to next commitfest so it won't be lost.
