Re: Problem Observed in behavior of Create Index Concurrently and Hot Update - Mailing list pgsql-hackers

> diff --git a/src/backend/utils/cache/relcache.c
> b/src/backend/utils/cache/relcache.c
> index a59950e..9cadb3f 100644
> --- a/src/backend/utils/cache/relcache.c
> +++ b/src/backend/utils/cache/relcache.c
> @@ -3355,6 +3355,12 @@ RelationGetIndexList(Relation relation)
>                 oidvector  *indclass;
>                 bool            isnull;
>
> +               /*
> +                * Ignore any indexes that are currently being dropped
> +                */
> +               if (!index->indisvalid && !index->indisready)
> +                       continue;
> +
>                 /* Add index's OID to result list in the proper order */
>                 result = insert_ordered_oid(result, index->indexrelid);

Agreed, will fix.