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table space

(1) A logical unit of storage in a database. In DB2 for z/OS, a table space is a page set and can contain one or more tables. In DB2 Database for Linux, UNIX, and Windows, a table space is a collection of containers, and the data, index, long field, and LOB portions of a table can be stored in the same table space or in separate table spaces. See also page set, container.
(2) A page set that is used to store the records in one or more DB2 for z/OS tables. See also segmented table space.
(3) A logical unit of storage in a database.

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