Oracle 常见问题

查看Oracle数据库是否安装成功

sqlplus /nolog

SQL>conn / as sysdba
Connected to an Idle instance(表明成功)

SQL>startup

如何查看Oracle的启动状态

sqlplus /nolog
conn / as sysdba
SQL> select status from v$instance
ORA-01034: ORACLE not available ------------shutdown
SQL> startup nomount         ------------started
SQL> alter database mount   ------------mounted
SQL> alter database open     ------------open