Re: pg_dump: Remove "blob" terminology
Andrew Dunstan <andrew@dunslane.net>
From: Andrew Dunstan <andrew@dunslane.net>
To: Tom Lane <tgl@sss.pgh.pa.us>,
Peter Eisentraut <peter.eisentraut@enterprisedb.com>
Cc: Daniel Gustafsson <daniel@yesql.se>,
PostgreSQL Hackers <pgsql-hackers@postgresql.org>
Date: 2022-12-02T17:26:29Z
Lists: pgsql-hackers
On 2022-12-02 Fr 09:18, Tom Lane wrote: > we really need to do something about situations with $BIGNUM > large objects. Currently those tend to run pg_dump or pg_restore > out of memory because of TOC bloat, and we've seen multiple field > reports of that actually happening. > > The scheme I've vaguely thought about, but not got round to writing, > is to merge all blobs with the same owner and ACL into one TOC entry. > One would hope that would get it down to a reasonable number of > TOC entries in practical applications. (Perhaps there'd need to be > a switch to make this optional.) +1 for fixing this. Your scheme seems reasonable. This has been a pain point for a long time. I'm not sure what we'd gain by making the fix optional. cheers andrew -- Andrew Dunstan EDB: https://www.enterprisedb.com
Commits
-
pg_dump: Remove move "blob" terminology
- 94851e4b9050 16.0 landed
-
pg_dump: Remove "blob" terminology
- 35ce24c333cf 16.0 landed