Glossary

MDK

MLH

Multi Level Hierarchies

MDD

• Multidimensional Database; a database architecture used to perform OLAP by summarizing data into a special database structure. See OLAP.

MDK Index

• Multi-dimensional Keyword Index.

meta-data

• also meta data; data which describes data, i.e., data characteristics such as field name, field length for data storage requirements, data type, field definition, data source, etc.

metrics

• Columns or fields that are used to summarize data;
• Columns that are used by the functions SUM, MIN, MAX, and AVG in container applications.

mode

• an intrinsic parameter that specifies what type of action is to be performed.

multi-dimensional

• a database design in which data is viewed using more than two sets of criteria.

Multi-dimensional Keyword Index

• composite (one or more items from a field) keyword keys composed of data from one or more tables. Also known as MDK Indexes. See OMNIDEX indexes and keyword indexes.

Multifind

• a retrieval feature that supports keyword searches across domains using field values from previously qualified records as keyword arguments against a table in a different domain.

Multiple key

• a field specified for OMNIDEX keyword retrieval. See OMNIDEX indexes, keyword indexes and MDK Index.

Multiple key access

• the ability of OMNIDEX to qualify records based on arguments entered against several keys.

Multi-RIN (MR) capability

• a feature used to lock several data resources simultaneously. This capability is used by programs that update or lock OMNIDEX databases, data sets, or items.