데이터베이스별 용량, 테이블별 용량 확인

데이터베이스별 용량

SELECT count(*) NUM_OF_TABLE, 

       table_schema,

       concat(round(sum(table_rows)/1000000,2),'M') rows, 

       concat(round(sum(data_length)/(1024*1024*1024),2),'G') DATA, 

       concat(round(sum(index_length)/(1024*1024*1024),2),'G') idx, 

       concat(round(sum(data_length+index_length)/(1024*1024*1024),2),'G') total_size, 

       round(sum(index_length)/sum(data_length),2) idxfrac 

  FROM information_schema.TABLES 

   GROUP BY table_schema 

ORDER BY sum(data_length+index_length) DESC LIMIT 10;

테이블별 용량

SELECT 

    table_name,

    table_rows,

    round(data_length/(1024*1024),2) as 'DATA_SIZE(MB)',

    round(index_length/(1024*1024),2) as 'INDEX_SIZE(MB)'

FROM information_schema.TABLES

where table_schema = 'new_gyeseong'

GROUP BY table_name 

ORDER BY data_length DESC