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SELECT a.tablespace_name "表空间名", total / (1024 * 1024 * 1024) 表空间大小G, free / (1024 * 1024 * 1024) 表空间剩余大小, (total - free) / (1024 * 1024 * 1024) 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 --and a.tablespace_name = 'MMDS_DATA'; SELECT SEGMENT_NAME, SUM(BYTES)/1024/1024/1024 GB FROM USER_SEGMENTS WHERE TABLESPACE_NAME='MMDS_DATA' --AND SEGMENT_NAME LIKE 'WDIG%' GROUP BY SEGMENT_NAME ORDER BY GB DESC NULLS LAST |
