| From: | Chris <chris(at)bitmead(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | pgsql-hackers(at)postgreSQL(dot)org, pgsql-sql(at)postgreSQL(dot)org |
| Subject: | Re: [HACKERS] Re: [SQL] Proposed Changes to PostgreSQL |
| Date: | 2000-02-03 09:17:10 |
| Message-ID: | 38994796.36079744@bitmead.com |
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| Thread: | |
| Lists: | pgsql-general pgsql-hackers pgsql-sql |
Tom Lane wrote:
> I'll comment on the other issues later ... but I will say that I don't
> think it's acceptable to add *any* overhead to standard-SQL queries
> in order to support inheritance better. The vast majority of our users
> want SQL performance and don't give a damn about inheritance. We have
> to pay attention to that.
Well I see that pg_class has columns like "relhasindex". If we added a
"relhassubclass", the overhead should be unmeasureable.
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