The primary means of communicating with Oracle Database is by submitting SQL statements. 主要使用SQL语句与Oracle数据库沟通
Oracle Database also supports a superset of SQL, which includes commands for starting up and shutting down the database, modifying database configuration, and so on. There are three ways to submit these SQL statements and commands to Oracle Database:
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Directly, using the command-line interface of SQL*Plus 命令行
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Indirectly, using the graphical user interface of Oracle Enterprise Manager 图形界面
With Oracle Enterprise Manager (Enterprise Manager), you use an intuitive graphical interface to administer the database, and Enterprise Manager submits SQL statements and commands behind the scenes.
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Directly, using SQL Developer 11g默认安装 早前数据库版本 Oracle.com下载
Developers use SQL Developer to create and test database schemas and applications, although you can also use it for database administration tasks.






