■ STARTED - After STARTUP NOMOUNT
■ MOUNTED - After STARTUP MOUNT or ALTER DATABASE CLOSE
■ OPEN - After STARTUP or ALTER DATABASE OPEN
■ OPEN MIGRATE - After ALTER DATABASE OPEN { UPGRADE | DOWNGRADE }[@more@]
■ MOUNTED - After STARTUP MOUNT or ALTER DATABASE CLOSE
■ OPEN - After STARTUP or ALTER DATABASE OPEN
■ OPEN MIGRATE - After ALTER DATABASE OPEN { UPGRADE | DOWNGRADE }[@more@]
来自 “ ITPUB博客 ” ,链接:http://blog.itpub.net/10599713/viewspace-1001397/,如需转载,请注明出处,否则将追究法律责任。
转载于:http://blog.itpub.net/10599713/viewspace-1001397/
本文详细介绍了数据库从启动到运行过程中的各种状态变迁,包括STARTED、MOUNTED、OPEN及OPENMIGRATE等状态,并解释了这些状态变化背后的含义和技术背景。
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