| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Simon Riggs <simon(at)2ndquadrant(dot)com> |
| Cc: | pgsql-committers(at)postgresql(dot)org, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: pgsql: Add missing optimizer hooks for function cost and number of rows. |
| Date: | 2010-04-23 22:55:59 |
| Message-ID: | 18950.1272063359@sss.pgh.pa.us |
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| Lists: | pgsql-committers pgsql-hackers |
sriggs(at)postgresql(dot)org (Simon Riggs) writes:
> Log Message:
> -----------
> Add missing optimizer hooks for function cost and number of rows.
> Closely follow design of other optimizer hooks: if hook exists
> retrieve value from plugin; if still not set then get from cache.
What exactly are we doing adding new features without discussion (or
documentation, or known use cases) at this stage of the release cycle?
regards, tom lane
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