| 释义 |
control area
控制区
1.A storage area used by a computer program to hold control information.
一种计算机程序,用来保存控制信息的存储区。
2.In systems with VSAM, a group of control intervals used as a unit for formatting a data set before adding records to it. Also in a key-sequenced data set, the set of control intervals pointed to by a sequence-set index record; used by VSAM for distributing free space and for placing a sequence-set index record adjacent to its data.
具有VSAM存取方法的系统中的一组控制间隔,用做向其中增加记录之前格式化数据集的 一种单位。在关键字顺序数据集中,也指一组由顺序 集索引记录所指向的控制间隔;VSAM用它来分配自由空间并把顺序集索引记录放在其数据相邻的地方。同control block。 |