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  • Oracle12c新特性之基本操作

    1.  服务器端连接并启动数据库:

    sqlplus / as sysdba

    startup;

    2.  服务器端连接并关闭数据库:

    sqlplus / as sysdba

    shutdown immediate;

    3.  连接指定的数据库

    Sqlplus username/passwd@tnsname

    4.  查看当前连接的数据库或容器

    show con_name

    5.  查看当前所有的容器

    Select * from v$containers;

    6.  查看当前所有的pdb

    Select * from v$pdbs;

    7.  切换连接到不同的容器

    Alter session set container=pdb1;

    Alter session set container=cdb$root;

    Sqlplus username/passwd@tnsname

    8.  打开pdb

    Alter pluggable database pdb1 open;

    Alter pluggable database all open;

    9.  关闭pdb

    Alter pluggable database pdb1 close;

    Alter pluggable database all close;

    10. 创建一个用户

    --全局用户

    Alter session set container=cdb$root;

    Create user c##username identified by test default tablespace userstemporary tablespace temp;

    Grant connect to c##test;

    --本地用户

    Alter session set container=pdb1;

    Create user test identified by test default tablespace users temporarytablespace temp;

    Grant connect to test;

     

    11.  修改参数

    --修改当前容器参数

    Alter system set para_name=para_value;

    Alter system set para_name=para_value container=current;

    --修改所有容器参数

    Alter system set para_name=para_value container=all;

    --查看能被pdb修改的参数

    Select name,value,ispdb_modifiable from v$system_parameter

    Where ispdb_modifiable='TRUE';

    12.   Listener及tnsname配置范例

    --listener.ora

    SID_LIST_LISTENER =

      (SID_LIST =

        (SID_DESC =

          (GLOBAL_DBNAME = ora12c)

          (ORACLE_HOME =/home/oracle/product/12.1.0/db1)

          (SID_NAME = ora12c)

        )

        (SID_DESC=

          (GLOBAL_DBNAME = pdb1)

          (ORACLE_HOME =/home/oracle/product/12.1.0/db1) 

          (SID_NAME=ora12c)) 

      )

     

    LISTENER =

        (DESCRIPTION =

          (ADDRESS = (PROTOCOL =TCP)(HOST = localhost)(PORT = 1521))

        )

    ADR_BASE_LISTENER = /home/oracle

    --tnsnames.ora

    ORA12C1 =

      (DESCRIPTION =

        (ADDRESS_LIST =

          (ADDRESS = (PROTOCOL =TCP)(HOST = 192.168.1.1)(PORT = 1521))

        )

        (CONNECT_DATA =

          (SERVICE_NAME = ora12c)

        )

      )

    PDB1 =

      (DESCRIPTION =

        (ADDRESS_LIST =

          (ADDRESS = (PROTOCOL =TCP)(HOST = 192.168.1.1)(PORT = 1521))

        )

        (CONNECT_DATA =

          (SERVICE_NAME = pdb1)

        )

      )

     

     

     

     

     

     

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  • 原文地址:https://www.cnblogs.com/lhdz_bj/p/8967091.html
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