第三十二讲--数据库的关闭和启动

关闭时先关闭sqlplus和EM，然后关闭监听，最后是关闭DB。
启动时先启动监听，再启动DB、EM、SQLPLUS

/*--------------------关闭oracle--------------------*/
1.关闭sqlplus

    [oracle@redhat4 ~]$ isqlplusctl stop
    iSQL*Plus 10.2.0.1.0
    Copyright (c) 2003, 2005, Oracle.  All rights reserved.
    Stopping iSQL*Plus ...
    iSQL*Plus stopped.

2.关闭EM

    [oracle@redhat4 ~]$ emctl stop dbconsole
    TZ set to PRC
    Oracle Enterprise Manager 10g Database Control Release 10.2.0.1.0
    Copyright (c) 1996, 2005 Oracle Corporation.  All rights reserved.
    http://redhat4:1158/em/console/aboutApplication
    Stopping Oracle Enterprise Manager 10g Database Control ......  Stopped.

3.关闭监听（监听的端口号是1521）

    [oracle@redhat4 ~]$ lsnrctl stop

    LSNRCTL for Linux: Version 10.2.0.1.0 - Production on 09-NOV-2015 20:03:27

    Copyright (c) 1991, 2005, Oracle.  All rights reserved.

    Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=redhat4)(PORT=1521)))
    The command completed successfully

4.关闭BD

    [oracle@redhat4 ~]$ sqlplus / as sysdba

    SQL*Plus: Release 10.2.0.1.0 - Production on Mon Nov 9 20:07:09 2015

    Copyright (c) 1982, 2005, Oracle.  All rights reserved.


    Connected to:
    Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - 64bit Production
    With the Partitioning, OLAP and Data Mining options

    SQL> shutdown immediate;
    Database closed.
    Database dismounted.
    ORACLE instance shut down.

/*--------------------启动oracle--------------------*/
1.启动监听

    [oracle@redhat4 ~]$ lsnrctl start

    LSNRCTL for Linux: Version 10.2.0.1.0 - Production on 09-NOV-2015 20:11:16

    Copyright (c) 1991, 2005, Oracle.  All rights reserved.

    Starting /u01/app/oracle/product/10.2.0/db_1/bin/tnslsnr: please wait...

    TNSLSNR for Linux: Version 10.2.0.1.0 - Production
    System parameter file is /u01/app/oracle/product/10.2.0/db_1/network/admin/listener.ora
    Log messages written to /u01/app/oracle/product/10.2.0/db_1/network/log/listener.log
    Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=redhat4)(PORT=1521)))
    Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC0)))

    Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=redhat4)(PORT=1521)))
    STATUS of the LISTENER
    ------------------------
    Alias                     LISTENER
    Version                   TNSLSNR for Linux: Version 10.2.0.1.0 - Production
    Start Date                09-NOV-2015 20:11:16
    Uptime                    0 days 0 hr. 0 min. 0 sec
    Trace Level               off
    Security                  ON: Local OS Authentication
    SNMP                      OFF
    Listener Parameter File   /u01/app/oracle/product/10.2.0/db_1/network/admin/listener.ora
    Listener Log File         /u01/app/oracle/product/10.2.0/db_1/network/log/listener.log
    Listening Endpoints Summary...
      (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=redhat4)(PORT=1521)))
      (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC0)))
    Services Summary...
    Service "PLSExtProc" has 1 instance(s).
      Instance "PLSExtProc", status UNKNOWN, has 1 handler(s) for this service...
    The command completed successfully

2.启动DB

    [oracle@redhat4 ~]$ sqlplus / as sysdba

    SQL*Plus: Release 10.2.0.1.0 - Production on Mon Nov 9 20:12:24 2015

    Copyright (c) 1982, 2005, Oracle.  All rights reserved.

    Connected to an idle instance.

    SQL> startup
    ORACLE instance started.

    Total System Global Area  285212672 bytes
    Fixed Size                  2020192 bytes
    Variable Size             121638048 bytes
    Database Buffers          155189248 bytes
    Redo Buffers                6365184 bytes
    Database mounted.
    Database opened.

3.启动sqlplus

    [oracle@redhat4 ~]$ isqlplusctl start
    iSQL*Plus 10.2.0.1.0
    Copyright (c) 2003, 2005, Oracle.  All rights reserved.
    getnameinfo failed
    Starting iSQL*Plus ...
    iSQL*Plus started.

4.启动EM（EM一旦建立，Linux服务器的主机名字就不要改变）

    [oracle@redhat4 ~]$ emctl start dbconsole
    TZ set to PRC
    Oracle Enterprise Manager 10g Database Control Release 10.2.0.1.0
    Copyright (c) 1996, 2005 Oracle Corporation.  All rights reserved.
    http://redhat4:1158/em/console/aboutApplication
    Starting Oracle Enterprise Manager 10g Database Control ................................. started.
    ------------------------------------------------------------------
    Logs are generated in directory /u01/app/oracle/product/10.2.0/db_1/redhat4_jiagulun/sysman/log