Una consulta muy recomendada a veces es la del estado a nivel de espacio de los tablespaces de nuestra base de datos en Oracle.
Nos bastaría entrar a sqlplus en oracle:
sqlplus / as sysdba
Y lanzar la siguiente consulta:
select b.tablespace_name, tbs_size SizeGB, a.free_space FreeGB from (select tablespace_name, round(sum(bytes)/1024/1024/1024,1) as free_space from dba_free_space group by tablespace_name UNION select tablespace_name, round((free_space)/1024/1024/1024,1) as free_space from dba_temp_free_space) a, (select tablespace_name, sum(bytes)/1024/1024/1024 as tbs_size from dba_data_files group by tablespace_name UNION select tablespace_name, sum(bytes)/1024/1024/1024 tbs_size from dba_temp_files group by tablespace_name ) b where a.tablespace_name(+)=b.tablespace_name;
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