- An optional IMS/VS facility that provides a method of performing most data base utility and maintenance operations in preparation for recovery and reorganization.; 一種可選的虛存信息管理系統(tǒng)(IMS/VS)軟件,在準(zhǔn)備恢復(fù)和重新組織數(shù)據(jù)庫(kù)時(shí),提供一種 執(zhí)行許多數(shù)據(jù)庫(kù)公用程序和維護(hù)操作的方法.
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