M
- mass delete
The deletion of all rows of a table.
- materialize
(1) The process of putting rows from a view or nested table expression into a work file for additional processing by a query. (2) The placement of a LOB value into contiguous storage. Because LOB values can be very large, DB2 avoids materializing LOB data until doing so becomes absolutely necessary.
- materialized query table
A table that contains information that is derived and can be summarized from one or more source tables.
- MB
Megabyte (1,048,576 bytes).
- MBCS
Multibyte character set. UTF-8 is an example of an MBCS. Characters in UTF-8 can range from 1 to 4 bytes in DB2.
- member name
The z/OS XCF identifier for a particular DB2 subsystem in a data sharing group.
- menu
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