MySql
select
table_schema as '數(shù)據(jù)庫(kù)',
table_name as '表名',
table_rows as '記錄數(shù)',
truncate(data_length/1024/1024, 2) as '數(shù)據(jù)容量(MB)',
truncate(index_length/1024/1024, 2) as '索引容量(MB)'
from information_schema.tables
where table_schema='data_數(shù)據(jù)庫(kù)名'
order by data_length desc, table_rows desc;
PgSql
select * from (
SELECT table_schema || '.' || table_name AS table_full_name, pg_total_relation_size('"' || table_schema || '"."' || table_name || '"')AS size
FROM information_schema.tables
) t where table_full_name like '模式名.%'
ORDER by table_full_name DESC
