SELECT a.tablespace_name "表空间名", total "表空间大小", free "表空间剩余大小",
(total - free) "表空间使用大小",
ROUND ((total - free) / total, 4) * 100 "使用率 %"
FROM (SELECT tablespace_name, SUM (BYTES) free
FROM dba_free_space
GROUP BY tablespace_name) a,
(SELECT tablespace_name, SUM (BYTES) total
FROM dba_data_files
GROUP BY tablespace_name) b
WHERE a.tablespace_name = b.tablespace_name
(total - free) "表空间使用大小",
ROUND ((total - free) / total, 4) * 100 "使用率 %"
FROM (SELECT tablespace_name, SUM (BYTES) free
FROM dba_free_space
GROUP BY tablespace_name) a,
(SELECT tablespace_name, SUM (BYTES) total
FROM dba_data_files
GROUP BY tablespace_name) b
WHERE a.tablespace_name = b.tablespace_name
解决方案 »
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