Network Storage for Databases

Database systems can function either as filing entities in storage networks or as applications that use the services of a file system. The remainder of this chapter briefly discusses the relationship between databases and file systems.

Database Filing: Raw Partitions

Databases that provide their own filing functions are said to be running ”raw partitions.“ A raw partition is a storage address space that is unoccupied by a file system. The way it is commonly used in the context of database discussions, raw partition implies a storage address space managed by a database system and accessed through its own internal layout reference system.

Until recently, database administrators (DBAs) favored using raw partitions for ...

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