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?

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?

JD




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