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¡¡¡¡select * from v$version;
¡¡¡¡²é¿´±í¿Õ¼äµÄʹÓÃÇé¿ö
¡¡¡¡select sum(bytes)/(1024*1024) as free_space,tablespace_name
¡¡¡¡from dba_free_space
¡¡¡¡group by tablespace_name;
¡¡¡¡SELECT A.TABLESPACE_NAME,A.BYTES TOTAL,B.BYTES USED, C.BYTES FREE,
¡¡¡¡(B.BYTES*100)/A.BYTES "% USED",(C.BYTES*100)/A.BYTES "% FREE"
¡¡¡¡from SYS.SM$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;
¡¡¡¡1¡¢²é¿´±í¿Õ¼äµÄÃû³Æ¼°´óС
¡¡¡¡select t.tablespace_name, round(sum(bytes/(1024*1024)),0) ts_size
¡¡¡¡from dba_tablespaces t, dba_data_files d
¡¡¡¡where t.tablespace_name = d.tablespace_name
¡¡¡¡group by t.tablespace_name;
¡¡¡¡2¡¢²é¿´±í¿Õ¼äÎïÀíÎļþµÄÃû³Æ¼°´óС
¡¡¡¡select tablespace_name, file_id, file_name,
¡¡¡¡round(bytes/(1024*1024),0) total_space
¡¡¡¡from dba_data_files
¡¡¡¡order by tablespace_name;
¡¡¡¡3¡¢²é¿´»Ø¹ö¶ÎÃû³Æ¼°´óС
¡¡¡¡select segment_name, tablespace_name, r.status,
¡¡¡¡(initial_extent/1024) InitialExtent,(next_extent/1024) NextExtent,
¡¡¡¡max_extents, v.curext CurExtent
¡¡¡¡from dba_rollback_segs r, v$rollstat v
¡¡¡¡Where r.segment_id = v.usn(+)
¡¡¡¡order by segment_name ;
¡¡¡¡4¡¢²é¿´¿ØÖÆÎļþ
¡¡¡¡select name from v$controlfile;
¡¡¡¡5¡¢²é¿´ÈÕÖ¾Îļþ
¡¡¡¡select member from v$logfile;
¡¡¡¡6¡¢²é¿´±í¿Õ¼äµÄʹÓÃÇé¿ö
¡¡¡¡select sum(bytes)/(1024*1024) as free_space,tablespace_name
¡¡¡¡from dba_free_space
¡¡¡¡group by tablespace_name;
¡¡¡¡SELECT A.TABLESPACE_NAME,A.BYTES TOTAL,B.BYTES USED, C.BYTES FREE,
¡¡¡¡(B.BYTES*100)/A.BYTES "% USED",(C.BYTES*100)/A.BYTES "% FREE"
¡¡¡¡from SYS.SM$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;
¡¡¡¡7¡¢²é¿´Êý¾Ý¿â¿â¶ÔÏó
¡¡¡¡select owner, object_type, status, count(*) count# from all_objects group by owner, object_type, status;
¡¡¡¡8¡¢²é¿´Êý¾Ý¿âµÄ°æ±¾
¡¡¡¡Select version from Product_component_version
¡¡¡¡Where SUB


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