On Wed, 16 Nov 2022 at 20:41, Andres Freund <and...@anarazel.de> wrote:
> Hi, > You can't do catalog access below the bufmgr.c layer. It could lead to all > kinds of nastiness, including potentially recursing back to md.c. Even > leaving > Yep, this is my biggest concern. It turns out, that the way to make such a feature is to use just GUC for all tablespaces or forward elevel "from above". > that aside, we can't do catalog accesses in all kinds of environments that > this currently is active in - most importantly it's affecting the startup > process. We don't do catalog accesses in the startup process, and even if > we > were to do so, we couldn't unconditionally because the catalog might not > even > be consistent at this point (nor is it guaranteed that the wal_level even > allows to access catalogs during recovery). > Yep, that is why I do use in get_tablespace_elevel: + /* + * Use GUC level only in normal mode. + */ + if (!IsNormalProcessingMode()) + return ERROR; Anyway, I appreciate the opinion, thank you! -- Best regards, Maxim Orlov.