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Toad Data Modeler 6.3 - 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


About Toad Data Modeler

Introduction > About Toad Data Modeler

Toad Data Modeler helps organizations create, maintain and document their database systems with an easy-to-use graphical interface.

With Toad Data Modeler you can:

  • Create database structures visually (Logical, Universal and Physical Entity Relationship Diagrams - ERD)
  • Create ERD for various target database systems (Oracle Database, SQL Server, DB2, MySQL, PostgreSQL and more, see Supported database platforms)
  • Reverse engineer already existing database structures and see them in a form of a diagram
  • Add logical data to your diagrams and describe existing database structures better
  • Verify model, get a list of Errors, Warnings and Hints and use Quick Fixes to correct issues
  • Automatically generate SQL code for selected target database
  • Generate detailed documentation in HTML, RTF or PDF format
  • Export database structures to Microsoft Excel and edit comments, notes and other model item properties
  • Synchronize models with already existing databases (using Change Script Generation and Update Model features) and much more


Toad Data Modeler allows you to:

  • Reduce faults in development
  • Significantly improve your productivity
  • Visualize your database structures and get better understanding of your existing databases
  • Verify your work automatically
  • Generate very detailed HTML, RTF or PDF reports
  • Work with existing database structures
  • Keep existing database structures up-to-date

Key Features

  • Physical Model, Universal Model (Generic Relational Model) and Logical Model
  • Support for Various Databases
  • Reverse Engineering
  • Version Control System (support for Apache Subversion) and Internal Version Manager
  • Projects for storing models and additional documentation
  • SQL/DDL Script Generation
  • HTML/RTF Reports (including Alter reports)
  • Model Merge, Model Compare
  • Model Verification
  • Autolayout
  • Refactoring Utility
  • Automation
  • Templates, Gallery, Default Values, Application Variables, Macros
  • Undo/Redo
  • To-Do List
  • Zoom, Loupe, Model Overview features and many more...

Toad Data Modeler delivers increased level of efficiency, quality and comfort to all database professionals.

System Requirements

  Minimal Requirements Optimal
Memory 1 GB 4 GB
Hard Disk Space 400 MB 1 GB
Operating System

Microsoft Windows 10 (64-bit)
Microsoft Windows 8.1 PRO (64-bit)
Microsoft Windows 8 PRO (64-bit)
Microsoft Windows Server 2016 (64-bit)
Microsoft Windows Server 2012 (64-bit)
Microsoft Windows Server 2008 R2 (64-bit)
Microsoft Windows Server 2008 (32-bit or 64-bit)*
Microsoft Windows 7 (32-bit or 64-bit) *
Microsoft Windows Vista (32-bit or 64-bit) *

*For Toad Data Modeler 64-bit version, only 64-bit version of the operating system can be used.

About Us

Introduction > About Us

We are more than just a name

We are on a quest to make your information technology work harder for you. That is why we build community-driven software solutions that help you spend less time on IT administration and more time on business innovation. We help you modernize your data center, get you to the cloud quicker and provide the expertise, security and accessibility you need to grow your data-driven business. Combined with Quest’s invitation to the global community to be a part of its innovation, and our firm commitment to ensuring customer satisfaction, we continue to deliver solutions that have a real impact on our customers today and leave a legacy we are proud of. We are challenging the status quo by transforming into a new software company. And as your partner, we work tirelessly to make sure your information technology is designed for you and by you. This is our mission, and we are in this together. Welcome to a new Quest. You are invited to Join the Innovation.

Our brand, our vision. Together.

Our logo reflects our story: innovation, community and support. An important part of this story begins with the letter Q. It is a perfect circle, representing our commitment to technological precision and strength. The space in the Q itself symbolizes our need to add the missing piece — you — to the community, to the new Quest.

Technical Support Resources

For sales or other inquiries, visit or call +1 949 754-8000.

Technical support is available to Quest customers with a valid maintenance contract and customers who have trial versions. You can access the Quest Support Portal at

The Support Portal provides self-help tools you can use to solve problems quickly and independently, 24 hours a day, 365 days a year. The Support Portal enables you to:

  • Submit and manage a Service Request
  • View Knowledge Base articles
  • Sign up for product notifications
  • Download software and technical documentation
  • View how-to-videos
  • Engage in community discussions
  • Chat with support engineers online
  • View services to assist you with your product

New in this Release

Introduction > New in this Release

General features

Application Variables

  • Application variables in Names/Captions are now fully supported for relationships, check constraints and key constraints in Physical Model Explorer, Designer, DDL Script and Change Script Generators, and in Reports
  • Set your application variables in Properties dialogs
  • Check Resolve Application Variables in Report Wizard | Options to use variables in Report Generation
  • Right-click a relationship in Model Explorer and select Refresh Application Variables to reload any changes

Relationship Order

  • From Toad Data Modeler 6.3 it is now possible to generate relations also:
    • After each CREATE TABLE statement
    • Inside CREATE TABLE statement
  • Select Model | Order of Generated Objects to set the desired order of entities:
    • Move Parent Entity before Child Entity - lists each parent entity before their respective child entities
    • Move Child Entity after Parent Entity - lists all child entities after their parent entities

Workspace Layout Copy

  • With Toad Data Modeler 6.3 you can easily copy layouts to different workspaces in your models
  • You can copy all formatting, shapes, lines and positions and dimensions of database objects to another workspace
  • Right-click into your Designer and select Workspace Layout | Copy Workspace Layout to to copy the layout into a different workspace
  • Right-click an object in your model and select Copy Object Layout to to copy its specific layout to a different workspace

Database features

For more information on supported databases see the list of Supported database platforms

Support for Aurora MySQL 5.6

  • Toad Data Modeler 6.3 now fully supports MySQL 5.6 databases operated in the cloud engine Amazon Aurora

Support for IBM DB2 11.1

  • Toad Data Modeler 6.3 now supports the latest IBM DB2 11.1
  • Changes for functions and procedures have been implemented
  • New datatypes (BINARY, VARBINARY, BINARY VARYING, BOOLEAN) have been implemented

Microsoft Access Enhancements

Generation of names in brackets

  • Check Delimited Identifiers in DDL Script Generation | Detail Settings to generate all names in brackets
  • If unchecked names will be generated without brackets with exception of names that include spaces

Generation of captions

  • Check Generate Captions in DDL Script Generation | Detail Settings for MS Access models


Workspace Enhancements

  • In order to distinguish between similarly named entities full names can now be displayed in Workspace Properties. Select what you want to display in View | Display Mode or using the main Display toolbar in Toad Data Modeler:

Display of Short Notes in Designer

  • You now can use two types of Notes for objects in your models
  • For entities, relations, view, materialized views, inheritances, entity attributes and view relations you can use Notes and Technical Notes for physical models
  • Double-click an object and select Notes to fill in your notes and technical notes

  • You can control what is displayed in a popup hint in both physical and logical models in Designer in Settings | Options | Graphics

  • When you hover over an object header you will see a note, technical note or nothing in case it has been set to Disabled

  • Double-click an entity, relation, inheritance or entity attribute to set Descriptions and Technical Descriptions in logical models

Line Breaking for Descriptions in Logical Models

  • You now can set maximum width for Descriptions in Designer. Names of longer descriptions are broken into multiple lines
  • Select Descriptions in Settings | Options | Logical Model | Entity in order to display them in Designer and adjust their maximum width in pixels

Change Script Generation Enhancements

  • Uncheck Grant Option in Generate Change Script | Select Object Types | Detailed Settings | Permissions to Objects to omit generation of Grants
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