On 2025-Apr-28, Tom Lane wrote:

> @@ -135,6 +141,7 @@ typedef struct
>       double          numIndexTuples; /* number of leaf tuples visited */
>       double          spc_random_page_cost;   /* relevant random_page_cost 
> value */
>       double          num_sa_scans;   /* # indexscans from ScalarArrayOpExprs 
> */
> +     BlockNumber numNonLeafPages;    /* # of index pages that are not leafs 
> */
>  } GenericCosts;

The idea you described seems quite reasonable, though I didn't review
the patch in detail.

I find the use of "leafs" as plural for "leaf" a bit strange ...
We already have uses of that word, but I wonder if they don't mostly
or exclusively come from non-native English speakers.

-- 
Álvaro Herrera        Breisgau, Deutschland  —  https://www.EnterpriseDB.com/


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