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  • Oracle 12c 多租户在 CDB 中 Plug A PDB,Unplugging A PDB

    Oracle 数据库 12 c 中介绍了多租户选项允许单个容器数据库 (CDB) 来承载多个单独的可插拔数据库 (PDB)。
    本文简单的演示了如何在 CDB 中 Plug A PDB,Unplugging A PDB 操作。


    一、 plugged PDB into Unplugged PDB
    SQL> show pdbs
        CON_ID CON_NAME  OPEN MODE  RESTRICTED
    ---------- ------------------------------ ---------- ----------
    2 PDB$SEED  READ ONLY  NO
    3 PDB01  READ WRITE NO
    SQL>alter pluggable database pdb01 close immediate;
    SQL>alter pluggable database pdb01 unplug into '/home/oracle/pdb01.xml';
    [oracle@12c01 ~]$ pwd
    /home/oracle
    [oracle@12c01 ~]$ ll pdb01.xml 
    -rw-r--r--. 1 oracle oinstall 7758 May  7 05:09 pdb01.xml
    [oracle@12c01 ~]$ cat pdb01.xml 
    <?xml version="1.0" encoding="UTF-8"?>
    <PDB>
      <xmlversion>1</xmlversion>
      <pdbname>PDB01</pdbname>
      <cid>3</cid>
      <byteorder>1</byteorder>
      <vsn>203424000</vsn>
      <vsns>
        <vsnnum>12.2.0.1.0</vsnnum>
        <cdbcompt>12.2.0.0.0</cdbcompt>
        <pdbcompt>12.2.0.0.0</pdbcompt>
        <vsnlibnum>0.0.0.0.24</vsnlibnum>
        <vsnsql>24</vsnsql>
        <vsnbsv>8.0.0.0.0</vsnbsv>
      </vsns>
      <dbid>2550500229</dbid>
    ...省略
    SQL> show pdbs   
        CON_ID CON_NAME  OPEN MODE  RESTRICTED
    ---------- ------------------------------ ---------- ----------
    2 PDB$SEED   READ ONLY  NO
    3 PDB01   MOUNTED
    SQL> drop pluggable database pdb01 keep datafiles;
    Pluggable database dropped.
    SQL> show pdbs    
        CON_ID CON_NAME  OPEN MODE  RESTRICTED
    ---------- ------------------------------ ---------- ----------
    2 PDB$SEED   READ ONLY  NO


    二、 Plug Unplugged PDB into CDB

    SQL> SELECT NAME,CDB FROM V$DATABASE;
    NAME  CDB
    --------- ---
    ANDYCDB   YES
    SQL> create  pluggable  database  pdb01  using  '/home/oracle/pdb01.xml';
    Pluggable database created.
    SQL> show pdbs
        CON_ID CON_NAME  OPEN MODE  RESTRICTED
    ---------- ------------------------------ ---------- ----------
    2 PDB$SEED  READ ONLY  NO
    3 PDB01  MOUNTED
    SQL> alter pluggable database pdb01 open;
    Pluggable database altered.
    SQL> show pdbs
        CON_ID CON_NAME  OPEN MODE  RESTRICTED
    ---------- ------------------------------ ---------- ----------
    2 PDB$SEED  READ ONLY  NO
    3 PDB01  READ WRITE NO

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  • 原文地址:https://www.cnblogs.com/andy6/p/6834991.html
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