Re: Disabling an index temporarily

> On 12/11/2015 06:25 PM, Tatsuo Ishii wrote:
> 
>> What about inventing a new SET command something like:
>>
>> SET disabled_index to <index-name>
>>
>> This adds <index-name> to "disabled index list". The disabled index
>> list let the planner to disregard the indexes in the list.
>>
>> SET enabled_index to <index-name>
>>
>> This removes <index-name> from the disabled index list.
>>
>> SHOW disabled_index
>>
>> This shows the content of the disabled index list.
> 
> Wouldn't something like:
> 
> ALTER INDEX foo SET DISABLED;
>
> See more in line with our grammar?

But this will affect other sessions, no?

> I assume the index is only disabled as far as the planner is concerned
> and all updates/inserts/deletes will still actually update the index
> appropriately?

Yes.

Best regards,
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese:http://www.sraoss.co.jp