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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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