Tag: Glossary

Data Partitioning

The process of physically or logically dividing data into segments so it can be easily maintained or accessed. Existing relational database management systems provide this kind of distribution functionality.

Data Modeling

A method used to define and analyze data requirements needed to support the business processes of an organization. The data requirements are recorded as a conceptual data model with associated data definitions. Actual implementation of the conceptual model is called a logical data model. To implement one conceptual data model may require multiple logical data… Continue reading Data Modeling

Data Mining

The process of extracting previously unknown, valid, and actionable information or relationships from large databases and using that information to make important decisions.

Data Migration/TransforMation

The process of converting data from one format to another. Data migration is necessary when an organization decides to use a new computing system or database management system that is incompatible with the current system. Typically, data migration is performed by a set of customized programs or scripts that automatically transfer the data. Data migration… Continue reading Data Migration/TransforMation

Data Integrity

The degree or means by which the data in a database conform to specified data standards. For example, to maintain integrity, the numeric fields in a database will not accept alphabetic data.

Data Integration

The process of combining or linking two or more data sets from various sources to facilitate data sharing, promote effective data gathering and communication, and support overall information management activities in an organization (see also data warehouse and interoperable database).

Data Exchange Format (DXF)

A proprietary but published two-dimensional graphics file format supported by virtually all PC-based computer-aided design (CAD) products. It is now a de facto standard for exchanging graphics data.