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| SELECT
mAX(B.file_id) id,
B.TABLESPACE_NAME 表空间,
B.FILE_NAME 物理文件名,
B.BYTES / 1024 / 1024 大小M,
(B.BYTES - SUM(NVL(A.BYTES,0))) / 1024 / 1024 已使用M,
SUBSTR((B.BYTES - SUM(NVL(A.BYTES,0))) / (B.BYTES) * 100,1,5) 利用率
FROM DBA_FREE_SPACE A,DBA_DATA_FILES B
WHERE A.FILE_ID = B.FILE_ID
GROUP BY B.TABLESPACE_NAME,B.FILE_NAME,B.BYTES
ORDER BY B.TABLESPACE_NAME;
|