Magnetic tape is sequential access storage and can solve the problem mentioned above.
磁带是顺序访问存储,能够解决上面所提问题。
DB2 row compression features can decrease disk storage requirements while at the same time improve sequential read access of large queries which perform full table scans.
DB 2行压缩功能可以减少磁盘存储需求,同时改进执行全表扫描的大量查询的顺序读取访问。
A program references storage using the effective address computed by the processor when it executes a storage Access or Branch instruction or when it fetches the next sequential instruction.
在程序执行Storage Access或Branch指令或者在存取下一条顺序指令时,它将使用处理器计算出的有效地址引用存储设备。
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