Tom Lane wrote:

> The patch disallows LISTEN/NOTIFY in a prepared transaction, and there
> is also a side effect on whether a transaction can see entries in
> pg_listener for its own uncommitted LISTEN commands.

I wonder if it would've been easier to make NOTIFY use SnapshotDirty to
examine pg_listener, thus causing it to see the uncommitted rows.  Would
that work at all?

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.

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