Shutting Down and Starting Up The Database Instance Using SQL*Plus

You can shut down and start the Oracle instance using SQL*Plus. 

• Starting Up a Database
• Shutting Down a Database

Shutting Down a Database

Goto Windows-->Start-->Command Prompt and start the SQL*Plus program to connect the database TEST01DB. Issue the SQL*Plus SHUTDOWN command:

C:\app\oracle\product\12.2.0\dbhome_1\bin>set ORACLE_BASE="C:\app\oracle"
C:\app\oracle\product\12.2.0\dbhome_1\bin>set ORACLE_SID=TEST01DB
C:\app\oracle\product\12.2.0\dbhome_1\bin>sqlplus / as sysdba@TES01DB
SQL*Plus: Release 12.2.0.1.0 Production on Sun Jul 23 21:29:38 2017

Copyright (c) 1982, 2016, Oracle.  All rights reserved.


Connected to:
Oracle Database 12c Enterprise Edition Release 12.2.0.1.0 - 64bit Production

SQL> select name, open_mode, database_role from v$database;

NAME      OPEN_MODE            DATABASE_ROLE
--------- -------------------- ----------------
TEST01DB  READ WRITE           PRIMARY
SQL> shutdown
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL>
SQL>

Starting Up a Database

Now the database instance TEST01DB is down. To restart, issue the SQL*Plus STARTUP command

C:\app\oracle\product\12.2.0\dbhome_1\bin>
C:\app\oracle\product\12.2.0\dbhome_1\bin>
C:\app\oracle\product\12.2.0\dbhome_1\bin>sqlplus / as sysdba@TES01DB
SQL*Plus: Release 12.2.0.1.0 Production on Sun Jul 23 21:36:15 2017

Copyright (c) 1982, 2016, Oracle.  All rights reserved.

Connected to an idle instance.
SQL> startup
ORACLE instance started.
Total System Global Area 5133828096 bytes
Fixed Size                  8757472 bytes
Variable Size            1207963424 bytes
Database Buffers         3909091328 bytes
Redo Buffers                8015872 bytes
Database mounted.
Database opened.
SQL>
SQL> select name, open_mode, database_role from v$database;

NAME      OPEN_MODE            DATABASE_ROLE
--------- -------------------- ----------------
TEST01DB  READ WRITE           PRIMARY
SQL>
SQL>