Lista o uso de IO para as tabelas de usuário

lista-uso-IO-tabelas-usuario.sql

WITH settings AS (
  SELECT setting::NUMERIC as block from pg_settings
  WHERE name = 'block_size'
)
select 
  pg_size_pretty(heap_blks_read * settings.block ) as heap_blks_MB, 
  pg_size_pretty(idx_blks_hit * settings.block) as idx_blks_MB, * 
from pg_statio_user_tables,settings;