Re: pgstattuple extension for indexes

I thought these new functions were going to be merged into
/contrib/pgstattuple.

---------------------------------------------------------------------------

satoshi nagayasu wrote:
> Hi folks,
>
> As I said on -PATCHES, I've been working on an utility to get
> a b-tree index information. I'm happy to introduce
> my new functions to you.
>
> pgstattuple module provides a `pgstatindex()`, and other small
> functions, which allow you to get b-tree internal information.
> I believe this module will be helpful to know b-tree index deeply.
>
> So please try it, send comment to me, and have fun.
>
> Thanks,
> --
> NAGAYASU Satoshi <nagayasus(at)nttdata(dot)co(dot)jp>
>
> -----------------------------------------------------
> pgbench=# \x
> Expanded display is on.
> pgbench=# SELECT * FROM pgstatindex('accounts_pkey');
> -[ RECORD 1 ]------+--------
> version | 2
> tree_level | 1
> index_size | 3588096
> root_block_no | 3
> internal_pages | 0
> leaf_pages | 437
> empty_pages | 0
> deleted_pages | 0
> avg_leaf_density | 59.5
> leaf_fragmentation | 49.89
> -----------------------------------------------------
>
>

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