Every change to a public entry, as a numbered record: published, revised, corrected, or moved.https://sudohulk.comenhttps://sudohulk.com/icons/icon-144.pnghttps://sudohulk.com/144144https://sudohulk.com/writing/postgres-cache-invalidationhttps://sudohulk.com/changes#lsn-6published: How PostgreSQL tells every connection its cache is staleSat, 17 Oct 2026 00:00:00 GMTpublishedhttps://sudohulk.com/writing/hello-sudohulkhttps://sudohulk.com/changes#lsn-5Rewritten as the welcome note: who I am, why the site exists, what is here and how to use it.Sun, 27 Sep 2026 00:00:00 GMTrevisedhttps://sudohulk.com/writing/lazy-xid-assignmenthttps://sudohulk.com/changes#lsn-4From the entry's own date; the ledger itself began on 2026-09-26.Tue, 22 Sep 2026 00:00:00 GMTpublishedhttps://sudohulk.com/writing/full-page-writes-and-torn-pageshttps://sudohulk.com/changes#lsn-3From the entry's own date; the ledger itself began on 2026-09-26.Tue, 22 Sep 2026 00:00:00 GMTpublishedhttps://sudohulk.com/writing/pd-lsn-vs-record-lsnhttps://sudohulk.com/changes#lsn-2From the entry's own date; the ledger itself began on 2026-09-26.Mon, 21 Sep 2026 00:00:00 GMTpublishedhttps://sudohulk.com/writing/hello-sudohulkhttps://sudohulk.com/changes#lsn-1From the entry's own date; the ledger itself began on 2026-09-26.Mon, 21 Sep 2026 00:00:00 GMTpublished