查看表空间 :
SELECT A.TABLESPACE_NAME AS TABLESPACE_NAME,
ROUND(A.BYTES/(1024*1024*1024),2) AS "TOTAL(G)" ,
ROUND(B.BYTES/(1024*1024*1024),2) AS "USED(G)" ,
ROUND(C.BYTES/(1024*1024*1024),2) AS "FREE(G)" ,
ROUND((B.BYTES * 100) / A.BYTES,2) AS "% USED" ,
ROUND((C.BYTES * 100) / A.BYTES,2) AS "% FREE"
FROM SYS.SM$TS_AVAIL A, SYS.SM$TS_USED B, SYS.SM$TS_FREE C
WHERE A.TABLESPACE_NAME = B.TABLESPACE_NAME
AND A.TABLESPACE_NAME = C.TABLESPACE_NAME;
抄袭路径 : http://www.cnblogs.com/kerrycode/p/3418694.html