On 2018-03-12 20:44:01 -0700, Peter Geoghegan wrote: > On Sun, Mar 11, 2018 at 10:15 PM, Jeff Janes <jeff.ja...@gmail.com> wrote: > > Then when I create in index, I get a warning: > > > > jjanes=# create index on pgbench_accounts (foobar(filler)); > > WARNING: cannot set parameters during a parallel operation > > WARNING: cannot set parameters during a parallel operation > > > > If I create the index again within the same session, there is no WARNING. > > > > This only occurs if plperl.on_init is set in the postgresql.conf file. It > > doesn't seem to matter what it is set to, > > even the empty string triggers the warning. > > I wonder why DefineCustomStringVariable() does not set var->reset_val. > We see that within DefineCustomEnumVariable(), > DefineCustomRealVariable(), DefineCustomIntVariable(), etc.
Peter, have you investigated this any further? This has been an open item for a while. Greetings, Andres Freund
