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show databases; --显示所有数据库; use 数据库的名字 --使用某个数据库; show tables; --显示指定数据库下的所有的表; select * from 表名; --查看表中所有数据; 在mysql安装目录下cmd mysql -u用户名 -p密码; --登陆数据库 阅读全文
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Working with Oracle Support ObjectivesAfter completing this lesson, you should be able to:Work with My Oracle SupportSearch My Oracle SupportLog servi 阅读全文
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Using Oracle Scheduler to Automate Tasks ObjectivesAfter completing this lesson, you should be able to:• Simplify management tasks by using Oracle Sch 阅读全文
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Using Database Resource Manager ObjectivesAfter completing this lesson, you should be able to do the following:• Configure the Database Resource Manag 阅读全文
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Managing Performance: SQL Tuning ObjectivesAfter completing this lesson, you should be able to:• Manage optimizer statistics• Use the SQL Tuning Advis 阅读全文
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Managing Performance ObjectivesAfter completing this lesson, you should be able to use:• Enterprise Manager to monitor performance• Automatic Memory M 阅读全文
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database maintenance ObjectivesAfter completing this lesson, you should be able to:• Manage the Automatic Workload Repository (AWR)• Use the Automatic 阅读全文