.ER1 File
.er1 is ERWin Entity Relationship Diagram
| Features | Description |
|---|---|
| File Extension | .er1 |
| Format | N/A |
| Created by | Computer Associates |
| Category | Data |
.er1 is ERWin Entity Relationship Diagram
| Features | Description |
|---|---|
| File Extension | .er1 |
| Format | N/A |
| Created by | Computer Associates |
| Category | Data |
Entity relationship diagram created by ERWin, a data modeling program published by Computer Associates (CA); used for visualizing data structures and managing data complexities.
CA ERWin Data Modeler was previous known as AllFusion ERwin Data Modeler.