| From: | Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com>, Amit Langote <Langote_Amit_f8(at)lab(dot)ntt(dot)co(dot)jp> |
| Cc: | 高增琦 <pgf00a(at)gmail(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Dropping a partitioned table takes too long |
| Date: | 2017-04-26 16:21:39 |
| Message-ID: | 8cf3a21c-78ff-e950-0720-a1f53d1d01ef@2ndquadrant.com |
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| Thread: | |
| Lists: | pgsql-hackers |
On 4/26/17 12:15, Robert Haas wrote:
> On Tue, Apr 25, 2017 at 10:05 PM, Amit Langote
> <Langote_Amit_f8(at)lab(dot)ntt(dot)co(dot)jp> wrote:
>>> The attached patch try to replace 'heap_open' with 'LockRelationOid' when
>>> locking parent table.
>>> It improved dropping a table with 7000 partitions.
>>
>> Your patch seems to be a much better solution to the problem, thanks.
>
> Does anyone wish to object to this patch as untimely?
>
> If not, I'll commit it.
Seems quite reasonable.
--
Peter Eisentraut http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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