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Toad Data Modeler 6.4 - User Guide

Introduction User Interface Models and Model Objects
Physical Data Model
Entity Relationship Diagram Objects Basic Database Design Advanced Database Design
Universal Data Model Logical Data Model Working with Model Objects
Features and Tools
Application Variables Export/Import DDL Script Generation Graphics Model Actions Print Create New Project Reports Reverse Engineering Scripting and Customization About Templates Tips and Tricks Toad for Oracle Integration Toad Intelligence Central (TIC) Integration Tools Version Control
Options and Configuration Databases
Amazon Redshift 1.0 IBM DB2 LUW 9.5 IBM DB2 LUW 9.7 IBM DB2 LUW 10.1 IBM DB2 LUW 10.5 IBM DB2 LUW 11.1 IBM DB2 z/OS 10 IBM DB2 z/OS 11 Greenplum 4.1 Greenplum 4.2 Ingres 9.3 Ingres 10.0 EDB Postgres Advanced Server 10 Microsoft Access 2007/2010 Microsoft Azure SQL Database V12 Microsoft SQL Server 2005 Microsoft SQL Server 2008 Microsoft SQL Server 2012 Microsoft SQL Server 2014 Microsoft SQL Server 2016 Microsoft SQL Server 2017 MySQL 5.0 MySQL 5.1 MySQL 5.5 MySQL 5.6 MySQL 5.7 Oracle 10g Oracle 11g Release 1 Oracle 11g Release 2 Oracle 12c Release 1 Oracle 12c Release 2 PostgreSQL 9.0 PostgreSQL 9.1 PostgreSQL 9.2 PostgreSQL 9.3 PostgreSQL 9.4 PostgreSQL 9.5 PostgreSQL 10 SQLite 3.7 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
Copyright Legal Notices


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 errors 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 Git) 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
  • Customization and Scripting
  • 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 7 (32-bit or 64-bit) *

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

New in this Release

Introduction > New in this Release

General features

Data Generation for Microsoft SQL Server

  • Generate your data for Microsoft SQL Server models easily. Data generation is supported for SQL Server 2005 and onwards
  • Setup your Attributes and switch to Data tab to generate your data
  • Click Add to add one record, click Generate to add a specified number of new records
  • Click Delete to remove the selected record and Clear to clear out all your generated data. Cleared data appears grayed out
  • Click Settings to disable/enable attributes and adjust minimum and maximum values for generation of data for each column (attribute) for the current model
  • Click Settings | Options | Model | Physical Model | Microsoft SQL Server | Generating Data to adjust default data generation settings for all MS SQL Server models. When you change any of these default values it will be carried on to all your SQL Server models

TIP: Click <%> to add application variables in Attributes in order to use them in your generated data

Project Reporting

  • Now you can easily create a report for your Toad Data Modeler projects
  • Right-click your project in Application View and select Report
  • Select the desired format for your report
  • Publish to Intelligence Central or to a folder
  • Choose your layout and style for the report and preview the look below
  • In Options select what you want to include in your report
  • In Models & Actions select which models you want to include and which Model Action you want to perform
  • After clicking Execute the report will be created in Intelligence Central or your local destination folder

Export to SVG

  • Click File | Export to Image to export to an XML based vector image format SVG
  • Adjust common Settings for image export and SVG specific settings in SVG
  • Click OK to export your model to *.SVG image

Workspace Layout Copy

  • With Toad Data Modeler 6.4 you can easily save layouts as files and load them later
  • Right-click into your Designer and select Workspace Layout | Save to File or Load from File to save or load a layout into a *.txwl file

Integration with Toad Edge™

  • Set the path to Toad Edge and other integration settings in Settings | Options | Toad Edge Integration
  • You can share your Toad Edge connections with Toad Data Modeler and use them in Reverse Engineering Wizard | Toad Edge Connections
  • You can also use Toad Edge as the default editor for PostgreSQL and MySQL scripts

Database features

Microsoft SQL Server 2017

  • SQL Server 2017 is now fully supported
  • Database settings are located in Settings | Options | Model | Physical Model | Microsoft SQL Server | Microsoft SQL Server 2017
  • Reverse Engineering, Change Script and DDL Script Generation are supported

Amazon Redshift 1.0

  • Amazon Redshift 1.0 is now fully supported
  • Database settings are placed in Settings | Options | Model | Physical Model | Amazon Redshift
  • Reverse Engineering and DDL Script Generation are supported

PostgreSQL 10

  • PostgreSQL 10 is now fully supported
  • Database settings are located in Settings | Options | Model | Physical Model | PostgreSQL respectively
  • Reverse Engineering, Change Script and DDL Script Generation are supported

Aurora PostgreSQL 9.5

  • Aurora PostgreSQL 9.5 is now fully supported
  • Database settings are placed in Settings | Options | Model | Physical Model | Aurora PostgreSQL respectively
  • Reverse Engineering, Change Script and DDL Script Generation are supported

EDB Advanced Server 10

  • EDB Advanced Server 10 is now supported
  • Database settings are placed in Settings | Options | Model | Physical Model | EDB Advanced Server
  • Reverse Engineering, Change Script and DDL Script Generation are supported

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

Deprecated Features

Deprecated databases

  • You will still be able to open and create models of these databases but you will be notified that they are not maintained anymore
  • Support of the following databases has been deprecated:
    • IBM DB2 8 (UDB)
    • IBM DB2 LUW 9.1
    • IBM DB2 z/OS 9
    • Microsoft Access 2000-2003
    • Microsoft Azure SQL Database V2
    • Microsoft SQL Server 2000
    • Oracle 9i
    • Sybase ASE 12.5, 15.0
    • PostgreSQL 8.1, 8.2, 8.3, and 8.4

Deprecated operating systems

  • Toad Data Modeler will not be tested on and maintained for the following operating systems:
    • Microsoft Vista
    • Microsoft Server 2008 R1

Product Improvement Program

Introduction > Product Improvement Program

To prioritize enhancements in future releases, Toad Data Modeler collects data about the use of its different features, and periodically, this data is communicated back to us. Initially, this usage data includes an IP address. Upon its receipt at a temporary server in the U.S.A., the IP address is removed, and then the anonymous data is aggregated before it is sent to our servers in California. Our product team analyses the aggregated data to understand our user community’s preferences and common practices. This analysis influences our future releases.

No personal information is collected and you can stop participating at any time.

Freeware users are required to participate in the product improvement program and cannot reject to participate. When you insert you license key the freeware version becomes full and you might modify product improvement program settings.

To view or change your participation in the product improvement program:

  1. Go to Help Menu | Product Improvement Program
  2. Select Yes, I want to participate or No, thank you

You can review the privacy policy at

Toad World Community

Introduction > Toad World Community

Watch instructional flash movies that will guide you through great features of Toad Data Modeler, learn about tips and tricks, read how-to's, tutorials, download sample scripts and user packages, dictionary files and templates for reports, join our discussion forum and much more at:, section Toad Data Modeler.

Submit Your Ideas and Suggestions

If you are already the community member, feel free to post any ideas and suggestions for new features and improvements on Toad Data Modeler. Please visit the Idea Pond. Vote for ideas you prefer and increase their chances of having them implemented earlier.

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