Auxiliary storage devices will augment the memory capacity.

辅助存储设备可以加大内存容量。

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There are different types of storage; databases, file systems, in-memory data, persistence devices like native directories are but a few examples.

存储的类型有很多种；数据库、文件系统、内存数据和诸如原生目录等持久化设备都是存储。

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HANA employs an in-memory, data source agnostic computing engine, where data to be processed is held in RAM instead of reading from secondary storage devices thus providing a performance boost.

HANA应用了常驻内存、数据源无关的计算引擎，要处理的数据存放在RAM中，而不是从二级存储设备中获取，这样提供了性能的提升。

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PCIe is becoming popular for flash memory storage devices since it offers much faster data rates than traditional SATA , SAS or Fibre Channel interfaces, which flash memory storage devices can make use of.

FORBES: The Enormous Flash: New Opportunities and Announcements for Solid State Storage

Some of these interfaces are based upon historical storage interfaces developed for hard disk drives (SATA and SAS) while some are being developed, more or less from the ground up, for flash memory storage devices.

FORBES: A New Age of Digital Storage Interfaces

SanDisk competes with other companies that make memory chips or storage devices like Micron and Samsung, Western Digital, Seagate and EMC.

FORBES: SanDisk Cruises Past $50 Stealing Flash Share In Mobile Market