=?UTF-8?Q?R=C4=B1dvan_Korkmaz?= <serkan.ridvan.korkmaz@xxxxxxxxx> writes: > In order to summarize things in first mail, from the documentation, we > expect to see relevant errors in the "error" column of pg_file_setitings > view for an invalid value of parameter. Thanks for the report. It mostly does work, but not for 'log_connections', and it turns out also not for other PGC_BACKEND GUCs (of which there are only half a dozen, probably explaining how this didn't get noticed). I posted a proposed fix at [1]. regards, tom lane [1] https://www.postgresql.org/message-id/2089235.1703617353%40sss.pgh.pa.us