Oracle | TABLESPACE 용량 조회
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작성자 100K5 작성일19-08-14 15:22 조회37,542회 댓글0건관련링크
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1. 테이블스페이스 정보 조회
SELECT * FROM DBA_TABLESPACES;
2. 테이블스페이스별 용량 확인 쿼리문(MB 단위)
select substr(a.tablespace_name,1,30) tablespace,
round(sum(a.total1)/1024/1024,1) "TotalMB",
round(sum(a.total1)/1024/1024,1)-round(sum(a.sum1)/1024/1024,1) "UsedMB",
round(sum(a.sum1)/1024/1024,1) "FreeMB",
round((round(sum(a.total1)/1024/1024,1)-round(sum(a.sum1)/1024/1024,1))/round(sum(a.total1)/1024/1024,1)*100,2) "Used%"
from
(select tablespace_name,0 total1,sum(bytes) sum1,max(bytes) MAXB,count(bytes) cnt
from dba_free_space
group by tablespace_name
union
select tablespace_name,sum(bytes) total1,0,0,0
from dba_data_files
group by tablespace_name) a
group by a.tablespace_name
order by tablespace;
3. 테이블스페이스별 현황 확인 쿼리문(MB 단위)
SELECT TABLESPACE_NAME, FILE_NAME, BYTES/1024 AS MBytes, RESULT/1024 AS USE_MBytes FROM
(
SELECT E.TABLESPACE_NAME,E.FILE_NAME,E.BYTES, (E.BYTES-SUM(F.BYTES)) RESULT
FROM DBA_DATA_FILES E, DBA_FREE_SPACE F
WHERE E.FILE_ID = F.FILE_ID
GROUP BY E.TABLESPACE_NAME, E.FILE_NAME, E.BYTES
) A;
4. 테이블스페이스별, 파일별 현황 확인 쿼리문(바이트 단위)
SELECT A.TABLESPACE_NAME "테이블스페이스명",
A.FILE_NAME "파일경로",
(A.BYTES - B.FREE) "사용공간",
B.FREE "여유 공간",
A.BYTES "총크기",
TO_CHAR( (B.FREE / A.BYTES * 100) , '999.99')||'%' "여유공간"
FROM
(
SELECT FILE_ID,
TABLESPACE_NAME,
FILE_NAME,
SUBSTR(FILE_NAME,1,200) FILE_NM,
SUM(BYTES) BYTES
FROM DBA_DATA_FILES
GROUP BY FILE_ID,TABLESPACE_NAME,FILE_NAME,SUBSTR(FILE_NAME,1,200)
) A,
(
SELECT TABLESPACE_NAME,
FILE_ID,
SUM(NVL(BYTES,0)) FREE
FROM DBA_FREE_SPACE
GROUP BY TABLESPACE_NAME,FILE_ID
) B
WHERE A.TABLESPACE_NAME=B.TABLESPACE_NAME
AND A.FILE_ID = B.FILE_ID;
5. 테이블 용량 조회
SELECT
owner, table_name, TRUNC(sum(bytes)/1024/1024/1024) GB
FROM
(SELECT segment_name table_name, owner, bytes
FROM dba_segments
WHERE segment_type in ('TABLE','TABLE PARTITION')
UNION ALL
SELECT i.table_name, i.owner, s.bytes
FROM dba_indexes i, dba_segments s
WHERE s.segment_name = i.index_name
AND s.owner = i.owner
AND s.segment_type in ('INDEX','INDEX PARTITION')
UNION ALL
SELECT l.table_name, l.owner, s.bytes
FROM dba_lobs l, dba_segments s
WHERE s.segment_name = l.segment_name
AND s.owner = l.owner
AND s.segment_type IN ('LOBSEGMENT','LOB PARTITION')
UNION ALL
SELECT l.table_name, l.owner, s.bytes
FROM dba_lobs l, dba_segments s
WHERE s.segment_name = l.index_name
AND s.owner = l.owner
AND s.segment_type = 'LOBINDEX')
---WHERE owner in UPPER('&owner')
GROUP BY table_name, owner
HAVING SUM(bytes)/1024/1024 > 10 /* Ignore really small tables */
ORDER BY SUM(bytes) desc
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