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Toad Data Modeler 6.2 - User Guide

Introduction User Interface Models and Model Objects
Physical Data Model
About Physical Data Modeling Benefits of Physical Data Model Entity Relationship Diagram Objects Basic Database Design Advanced Database Design
Universal Data Model Logical Data Model Working with Model Objects Model Properties Model Statistics
Features and Tools
Application Variables Export/Import DDL Script Generation Graphics Model Actions Print Projects Reports Reverse Engineering Scripting and Customization SQL Templates Tips and Tricks Toad for Oracle Integration Toad Intelligence Central (TIC) Integration Tools Version Control
Options and Configuration Databases
Supported Databases Connection Types by Database DB2 UDB v. 8 (LUW) DB2 v. 9 (LUW) DB2 v. 9.5 (LUW) DB2 v. 9.7 (LUW) DB2 v. 10.1 (LUW) DB2 v. 10.5 (LUW) DB2 z/OS v. 9 DB2 z/OS v.10 DB2 z/OS v. 11 Greenplum 4.1 Greenplum 4.2 Ingres 9.3 Ingres 10.0 Microsoft Access 2000/2002/2003 Microsoft Access 2007/2010 Microsoft Azure SQL Database Microsoft Azure SQL Database V12 Microsoft SQL Server 2000 Microsoft SQL Server 2005 Microsoft SQL Server 2008 Microsoft SQL Server 2012 Microsoft SQL Server 2014 Microsoft SQL Server 2016 MySQL 5.0 MySQL 5.1 MySQL 5.5 MySQL 5.6 MySQL 5.7 Oracle 9i Oracle 10g Oracle 11g Release 1 Oracle 11g Release 2 Oracle 12c Release 1 Oracle 12c Release 2 PostgreSQL 8.1 PostgreSQL 8.2 PostgreSQL 8.3 PostgreSQL 8.4 PostgreSQL 9.0 PostgreSQL 9.1 PostgreSQL 9.2 PostgreSQL 9.3 PostgreSQL 9.4 PostgreSQL 9.5 SQLite 3.7 Sybase ASE 12.5 Sybase ASE 15 Sybase ASE 15.5 Sybase ASE 15.7 SAP ASE 16.0 Sybase IQ 15.2 Sybase SQL Anywhere 11 SAP SQL Anywhere 17 Teradata 13 Vertica Database 8.0
Legal Information


Edit Entities

Models and Model Objects > Logical Data Model > Entities > Edit Entities
  • Double-click the entity on the Workspace.


  • Edit the entity in Model Explorer | Entities folder | double-click the selected entity (or right-click | Edit).
Option Description

Object Navigator Dropdown Menu

All entities of your logical model are listed here. It allows you to edit entities quickly and comfortably from one place.

Tip: After you finish editing an entity, click Apply to confirm changes and select another entity from the Object Navigator box.

General Tab



Logical name of entity


Physical name of entity


Category selection box. To see/add/edit categories of your model, click the small button on the right.


Definition of supposed table size. Toad Data Modeler also converts defined values to physical model.


Definition of table nature (Logical information). Select existing value from the box or write a new value.

Logical Only

Select this checkbox not to convert the entity to physical model during LER to PER conversion.

Attributes Tab

On this tab, you can add, edit and delete attributes of the entity.

Unique Identifiers Tab

On this tab, you can manage unique identifiers.  A unique identifier for each entity is created by default.

Note: Working with attributes and unique identifiers in logical model is similar to working with attributes and primary keys in physical model. More details about the operations can be found in appropriate sections of the "Physical Data Model" chapter.

Description Tab You can enter the object description here.

To Do Tab

You can enter To Do tasks related to the object here.

Note: To display all To Do tasks, select To Do from Model menu.

Entity Right-Click Options

Models and Model Objects > Logical Data Model > Entities > Entity Right-Click Options

Option Description


Opens the Object Format dialog for selected entity.

Add into Workspace...

Opens the Workspaces dialog where you can select a WS to add the entity to.

Add into New Workspace

Creates a new Workspace in the Application Window and adds the entity to it.

Remove from Workspace

Removes the selected shortcut from particular Workspace.

Delete Object

Deletes the selected entity from model.


Arranges the entity in another layer.

Arrange Objects in Layers

Add Object to Gallery Adds object to new or selected Gallery.

Recalculate Size

Adjusts the entity size to the length of its attributes.

Align Self Relationship

Aligns self relationship.


Opens the Entity Properties form.

Add Adds new object (Attribute, Unique Identifier Attribute or empty Unique Identifier)
Edit Attribute... Opens the Attribute Properties form. This option is active only if attribute is selected in the diagram.
Add to Category Adds object to selected Category.


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