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Toad Data Modeler 7.2 - 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 Microsoft SQL Server 2019 MySQL 5.0 MySQL 5.1 MySQL 5.5 MySQL 5.6 MySQL 5.7 MySQL 8.0 Oracle 10g Oracle 11g Release 1 Oracle 11g Release 2 Oracle 12c Release 1 Oracle 12c Release 2 Oracle 18c Oracle 19c PostgreSQL 9.0 PostgreSQL 9.1 PostgreSQL 9.2 PostgreSQL 9.3 PostgreSQL 9.4 PostgreSQL 9.5 PostgreSQL 10 PostgreSQL 11 PostgreSQL 12 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
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Reverse Engineering

See Reverse Engineering - DB2 z/OS v. 9 for more information.

Script Generation

Greenplum 4.1

Greenplum database is based on PosgtreSQL 8.2, which defines basic features and structure.

Supported features - SQL/DDL script generation, reverse engineering, HTML/RTF/PDF reports, change scripting, verification.

Permissions can be set for entities, views and functions.


General tab

Storage Parameters tab

Table Partitions tab

Define partitions/subpartitions textually.

During reverse engineering, sub-tables of partitioned tables are filtered (the tables created because of partitioned tables). The behavior can be influenced in reverse engineering options, in checkbox Load Sub-Tables of Partitioned Tables.


Array Type - Select the Is Array Type checkbox to enable the Array Dimension box.

Dictionary Type/Domain

Array Type - Select the Is Array Type checkbox to enable the Array Dimension box.


If C is selected in Language combo box, C Language Parameters tab appears.

If internal is selected in Language combo box, Internal Language Parameters tab appears.

Foreign Key (Referential Integrity)

NO FUNCTIONALITY - Foreign key constraints are not supported in Greenplum database. They can be created but are not enforced.


Triggers can be created but the functionality is considerably limited.

Other supported objects:

  • Aggregate
  • Sequences
  • Rewrite Rules
  • External Tables

Objects not supported in Toad Data Modeler:

  • Resource Queue
  • (Trusted) Protocol
  • Filespace


Aggregate Function dialog


Rewrite Rules

External Tables

Object specifics for Greenplum db not present in PosgtreSQL 8.2.

  • Set External Table to be Readable/Writable

Writable External Table - enables the Distribution Policy tab

  • Set External Table to be Web or Regular type External Table

Web External Table - set Execute OS Command, Segment Instances, Parameter of Segment Instances

  • Error Table Name - allows full table name, e.g. "schema1"."tablename"

Reverse Engineering

Available Data Providers are:

  • Native Connection

Native Connection:

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