00027_1通过表空间移动SQL> col tablespace_name for a30SQL> set line 120SQL> desc dba_tablespaces; Name Null? Type ----------------------------------------------------------------- -------- -------------------------------------------- TABLESPACE_NAME NOT NULL VARCHAR2(30) BLOCK_SIZE NOT NULL NUMBER INITIAL_EXTENT NUMBER NEXT_EXTENT NUMBER MIN_EXTENTS NOT NULL NUMBER MAX_EXTENTS NUMBER MAX_SIZE NUMBER PCT_INCREASE NUMBER MIN_EXTLEN NUMBER STATUS VARCHAR2(9) CONTENTS VARCHAR2(9) LOGGING VARCHAR2(9) FORCE_LOGGING VARCHAR2(3) EXTENT_MANAGEMENT VARCHAR2(10) ALLOCATION_TYPE VARCHAR2(9) PLUGGED_IN VARCHAR2(3) SEGMENT_SPACE_MANAGEMENT VARCHAR2(6) DEF_TAB_COMPRESSION VARCHAR2(8) RETENTION VARCHAR2(11) BIGFILE VARCHAR2(3) PREDICATE_EVALUATION VARCHAR2(7) ENCRYPTED VARCHAR2(3) COMPRESS_FOR VARCHAR2(12) SQL> select tablespace_name,status,contents from dba_tablespaces where tablespace_name like "%TEST_T%"; TABLESPACE_NAME STATUS CONTENTS------------------------------ ------------------ ------------------TEST_TEMP ONLINE TEMPORARYTEST_TAB ONLINE PERMANENTSQL> alter tablespace test_tab offline; Tablespace altered. SQL> select tablespace_name,status,contents from dba_tablespaces where tablespace_name like "%TEST_T%"; TABLESPACE_NAME STATUS CONTENTS------------------------------ ------------------ ------------------TEST_TEMP ONLINE TEMPORARYTEST_TAB OFFLINE PERMANENT SQL> host cp /home/Oracle/oracle/oradata/mdsp/test_tab.dbf /home/oracle/oracle/oradata/mdsp/test_tab_r.dbf; SQL> alter tablespace test_tab rename datafile "/home/oracle/oracle/oradata/mdsp/test_tab.dbf" to "/home/oracle/oracle/oradata/mdsp/test_tab_r.dbf";SQL> desc dba_data_files; Name Null? Type ----------------------------------------------------------------- -------- -------------------------------------------- FILE_NAME VARCHAR2(513) FILE_ID NUMBER TABLESPACE_NAME VARCHAR2(30) BYTES NUMBER BLOCKS NUMBER STATUS VARCHAR2(9) RELATIVE_FNO NUMBER AUTOEXTENSIBLE VARCHAR2(3) MAXBYTES NUMBER MAXBLOCKS NUMBER INCREMENT_BY NUMBER USER_BYTES NUMBER USER_BLOCKS NUMBER ONLINE_STATUS VARCHAR2(7) SQL> col file_name for a40SQL> col tablespace_name for a15SQL> select file_name,tablespace_name,status from dba_data_files where tablespace_name like "%TEST_T%"; FILE_NAME TABLESPACE_NAME STATUS---------------------------------------- --------------- ------------------/home/oracle/oracle/oradata/mdsp/test_ta TEST_TAB AVAILABLEb_r.dbf /home/oracle/oracle/oradata/mdsp/test_ta TEST_TAB AVAILABLEb1.dbfSQL> alter tablespace test_tab online; Tablespace altered. SQL> select file_name,tablespace_name,status from dba_data_files where tablespace_name like "%TEST_T%"; FILE_NAME TABLESPACE_NAME STATUS---------------------------------------- --------------- ------------------/home/oracle/oracle/oradata/mdsp/test_ta TEST_TAB AVAILABLEb_r.dbf /home/oracle/oracle/oradata/mdsp/test_ta TEST_TAB AVAILABLEb1.dbfSQL> select tablespace_name,status,contents from dba_tablespaces where tablespace_name like "%TEST_T%";TABLESPACE_NAME STATUS CONTENTS--------------- ------------------ ------------------TEST_TEMP ONLINE TEMPORARYTEST_TAB ONLINE PERMANENT00027_2通过数据库表文件移动适用于移动系统表空间;SQL> shutdown immediateSQL> startup mountSQL> host cp /home/oracle/oracle/oradata/mdsp/system01.dbf /home/oracle/oracle/oradata/mdsp/system02.dbfSQL> alter database rename file "/home/oracle/oracle/oradata/mdsp/system01.dbf" to "/home/oracle/oracle/oradata/mdsp/system02.dbf" AIX5.3.10(HACMP5.2)中Oracle双机操作日志Oracle重置数据文件的大小相关资讯 Oracle教程
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