An ORACLE DBA utility program used to initialize an ORACLE system and to start and stop it. Options include running ORACLE shared when there are instances sharing a database file and starting ORACLE so that only DBAs can access the database.; 用于初始化并啟動(dòng)、停止ORACLE系統(tǒng)的一種ORACLE DBA實(shí)用程序。其任選項(xiàng)包括以共享 方式運(yùn)行ORACLE系統(tǒng),此時(shí)可以共享數(shù)據(jù)庫(kù)文件和啟動(dòng)ORACLE系統(tǒng),因此僅DBA可以訪問(wèn) 該數(shù)據(jù)庫(kù)。