Answers for "system tablespace in oracle full"

SQL
2

oracle tablespace usage

-- Size and usage of tablespaces
SELECT T1.TABLESPACE_NAME,
       T1.BYTES / 1024 / 1024   as                        "bytes_used (Mb)",
       T2.BYTES / 1024 / 1024   as                        "bytes_free (Mb)",
       T2.largest / 1024 / 1024 as                        "largest (Mb)",
       round(((T1.BYTES - T2.BYTES) / T1.BYTES) * 100, 2) percent_used
FROM (
         select TABLESPACE_NAME,
                sum(BYTES) BYTES
         from dba_data_files
         group by TABLESPACE_NAME
     ) T1,
     (
         select TABLESPACE_NAME,
                sum(BYTES) BYTES,
                max(BYTES) largest
         from dba_free_space
         group by TABLESPACE_NAME
     ) T2
where T1.TABLESPACE_NAME = T2.TABLESPACE_NAME
order by ((T1.BYTES - T2.BYTES) / T1.BYTES) desc;
Posted by: Guest on January-18-2021
2

oracle tablespace tables list

SELECT e.OWNER, e.SEGMENT_NAME, e.TABLESPACE_NAME, sum(e.bytes) / 1048576 AS Megs
FROM dba_extents e
WHERE
  e.OWNER = 'MY_USER' AND
  e.TABLESPACE_NAME = 'MY_TABLESPACE'
GROUP BY e.OWNER, e.SEGMENT_NAME, e.TABLESPACE_NAME
ORDER BY e.TABLESPACE_NAME, e.SEGMENT_NAME;
Posted by: Guest on May-11-2021

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