Database Models
Relational Database defined:
- Logical database model that treats data as if they are stored in separate two-dimensional but related tables
- Each table consists of data elements describing a common theme among which is one (or more) elements that uniquely describes each record in the table
- Tables are related as long as two tables share a common data element
- Information in these tables cam be combined on an as-needed basis to get answers to queries and generate complex reports