1: --查询表空间使用情况
2: SELECT Upper(F.TABLESPACE_NAME) "表空间名",
3: D.TOT_GROOTTE_MB "表空间大小(M)",
4: D.TOT_GROOTTE_MB - F.TOTAL_BYTES "已使用空间(M)",
5: To_char(Round(( D.TOT_GROOTTE_MB - F.TOTAL_BYTES ) / D.TOT_GROOTTE_MB * 100, 2), '990.99')
6: || '%' "使用比",
7: F.TOTAL_BYTES "空闲空间(M)",
8: F.MAX_BYTES "最大块(M)",
9: D.AUTOEXTENSIBLE "是否自增长",
10: D.INCREMENTSIZE "自增长大小(M)"
11: FROM (SELECT TABLESPACE_NAME,
12: Round(Sum(BYTES) / ( 1024 * 1024 ), 2) TOTAL_BYTES,
13: Round(Max(BYTES) / ( 1024 * 1024 ), 2) MAX_BYTES
14: FROM SYS.DBA_FREE_SPACE
15: GROUP BY TABLESPACE_NAME) F,
16: (SELECT DD.TABLESPACE_NAME,
17: Round(Sum(DD.BYTES) / ( 1024 * 1024 ), 2) TOT_GROOTTE_MB,
18: AUTOEXTENSIBLE,
19: --INCREMENT_BY的单位是数据块的大小。数据块大小一般为默认8k
20: Round(INCREMENT_BY * (select value/1024 from v$parameter where name='db_block_size')/1024, 2) INCREMENTSIZE
21: FROM SYS.DBA_DATA_FILES DD
22: GROUP BY DD.TABLESPACE_NAME,AUTOEXTENSIBLE,INCREMENT_BY) D
23: WHERE D.TABLESPACE_NAME = F.TABLESPACE_NAME
24: ORDER BY "表空间名"
显示结果如下: