Re: Latest version of Hot Standby patch - Mailing list pgsql-hackers

From Heikki Linnakangas
Subject Re: Latest version of Hot Standby patch
Date
Msg-id 494B6273.9090204@enterprisedb.com
Whole thread Raw
In response to Re: Latest version of Hot Standby patch  (Simon Riggs <simon@2ndQuadrant.com>)
Responses Re: Latest version of Hot Standby patch  (Simon Riggs <simon@2ndQuadrant.com>)
List pgsql-hackers
Simon Riggs wrote:
> * corner case behaviour of backendids - bgwriter writes checkpoint WAL
> records. Has no backendid, but needs a slotid (possibly others)

Why does bgwriter need a slotid? It doesn't run any transactions.

> * slotids are assigned once and never changed, so allowing them to be
> used as array lookups directly

So are backend ids.

--   Heikki Linnakangas  EnterpriseDB   http://www.enterprisedb.com


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