Pessoal,

Fiz essa query pra retornar alguns valores de linhas na tabela pra análise
de performance.

 select quote_ident(schemaname)||'.'||quote_ident(relname) "Tabela",
  cast(n_dead_tup+n_live_tup as decimal(10,0)) "Total",
  pg_size_pretty(pg_relation_size(schemaname||'.'||relname)) "Tamanho",

pg_size_pretty(pg_relation_size(schemaname||'.'||relname)/(n_dead_tup+n_live_tup))
"Tamanho_linha" ,

cast(8192.0/(pg_relation_size(schemaname||'.'||relname)/(n_dead_tup+n_live_tup))
as decimal(10,2)) "Linhas_por_pagina"

  FROM pg_stat_user_tables
 WHERE (n_dead_tup+n_live_tup)>0 and
pg_relation_size(schemaname||'.'||relname)/(n_dead_tup+n_live_tup)>0

Vocês teriam alguma sugestão ou esses retornos aproximado está bom?

Luiz carlos
_______________________________________________
pgbr-geral mailing list
[email protected]
https://listas.postgresql.org.br/cgi-bin/mailman/listinfo/pgbr-geral

Responder a