Data Dictionary Definition

Data dictionary is referring to a gathering and collection of terminology, attributes, definitions and more in regards to elements of data which are part of the integrations and systems. Within the context of a software project a data dictionary is aiming to improve communication by giving precise definitions to the terms allowing for guided interpretations of tasks.

Typically a data dictionary is represented in the forms of a file containing all of the necessary information about the metadata and defining which data is used, what its purpose is and how it is in relation to all of the other data. Such data dictionaries are in most cases divided into two types which are active data and passive data dictionaries.