计算机术语“hierarchic indexed direct access method (HIDAM)”的中英文意思、释义、翻译及用法-计算机英汉双解词典

术语	hierarchic indexed direct access method (HIDAM)
释义	hierarchic indexed direct access method (HIDAM) 分层索引直接存取方法 In IMS/VS, a data base access method used for indexed access to records in a hierarchic direct organization. It provides indexed access to the root segments and pointer access to subordinate segments. A HIDAM index can be constructed with ISAM and OSAM or VSAM. 虚拟存储信息管理系统(IMS/VS)中的一种数据库存取方法,用于对分层直接结构中的记录进行索引存取。这种存取法对根段提供索引存取,而对从属段提供指针存取。用索引顺序存取方法和溢出顺序存取方法 (OSAM)或虚拟存储存取方法(VSAM)可以建立分层索引直接存取方法的索引。参阅hierarchic direct access method。
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