On 2022-Jan-18, James Coleman wrote: > Reading the code it seems the only usage (besides > the boolean activation status also stored there) is in > TransactionIdGetCommitTsData, and the only consumers of that in core > appear to be the SQL callable functions to get the latest commit info. > It is in commit_ts.h though, so I'm guessing someone is using this > externally (and maybe that's why the feature has the shape it does).
Logical replication is the intended consumer of that info, for the purposes of conflict handling. I suppose pglogical uses it, but I don't know that code myself. [ ... greps ... ] Yeah, that function is called from pglogical. -- Álvaro Herrera Valdivia, Chile — https://www.EnterpriseDB.com/
