On Sun, May 11, 2014 at 11:23 PM, Tom Lane <t...@sss.pgh.pa.us> wrote: > I think it's clearly *necessary* to forbid setting data_directory in > postgresql.auto.conf. The file is defined to be found in the data > directory, so any such setting is circular logic by definition; > no good can come of not rejecting it. > > We already have a GUC flag bit about disallowing certain variables > in the config file (though I don't remember if it's enforced or > just advisory). It seems to me that we'd better invent one for > disallowing in ALTER SYSTEM, as well.
I introduced a new flag bit (GUC_DISALLOW_IN_AUTO_FILE) to disallow parameters by Alter System and disallowed data_directory to be set by Alter System. With Regards, Amit Kapila. EnterpriseDB: http://www.enterprisedb.com
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