ALTER TABLESPACE ... ONLINE ¦ OFFLINE ...

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ALTER TABLESPACE <tablespace¸í>
ONLINE | OFFLINE [NORMAL | TEMPORARY | IMMEDIATE | FOR RECOVER];

NORMAL ±âº»°ªÀ¸·Î tablespace¿¡ ÀÖ´Â ¸ðµç data file¿¡ ´ëÇØ checkpoint¸¦ ¼öÇàÇÑ´Ù
TEMPORARY tablespace¿¡ ÀÖ´Â online data file¿¡ ´ëÇØ checkpoint¸¦ ¼öÇàÇÑ´Ù
IMMEDIATEcheckpoint¸¦ ¼öÇàÇÏÁö ¾Ê°í ¹Ù·Î Offline½ÃŲ´Ù
FOR RECOVERtablespaceÀÇ point in tile recovery½Ã »ç¿ëµÊ
¡¼¿¹Á¦¡½ SQL> select tablespace_name,status from dba_tablespaces; TABLESPACE_NAME STATUS ------------------------------ --------- SYSTEM ONLINE UNDOTBS1 ONLINE SYSAUX ONLINE TEMP ONLINE USERS ONLINE TEMP3 ONLINE 6 rows selected. SQL> alter tablespace users offline; Tablespace altered. SQL> select tablespace_name,status from dba_tablespaces; TABLESPACE_NAME STATUS ------------------------------ --------- SYSTEM ONLINE UNDOTBS1 ONLINE SYSAUX ONLINE TEMP ONLINE USERS OFFLINE TEMP3 ONLINE 6 rows selected. SQL> alter tablespace users online; Tablespace altered. SQL> select tablespace_name,status from dba_tablespaces; TABLESPACE_NAME STATUS ------------------------------ --------- SYSTEM ONLINE UNDOTBS1 ONLINE SYSAUX ONLINE TEMP ONLINE USERS ONLINE TEMP3 ONLINE 6 rows selected. SQL>