Display Preferences editor allows you to change the appearance of the diagram, control the number of the object attributes, which are displayed in the diagram and define the diagram grid displaying and behavior.

To access the Display Preferences editor, select the Tool | Display Preferences item menu.

General

On this tab you can set the color of your diagram workspace, define the grid parameters and enable page delimiters displaying.

Workspace Color

Use this option to set the color of the diagram background. Choose the color you need from this drop-down list.

Show Page Delimiter

Makes page delimiters visible in the diagram. This helps you to understand how the diagram will be disposed on paper.

Snap to Grid

Enables snapping of the objects to the grid. If you enable this function, then when you move a table or some other object, its upper left corner will "snap" to the nearest grid point.

Show Grid

Shows the grid in your diagram.

Size

Use this option to change the interval between the grid points.

Table

This tab allows you to define the table attributes to show in the diagram and set the default colors for the new tables. See Notation section to find out what the table parameters mean. Please note, that you can change some of the display parameters for a particular table using Formatting Table editor.

Columns

Enables displaying table columns on the diagram.

Inherited Columns

Enables displaying of table columns inherited from other tables on the diagram.

Constraints

Enables displaying of table constraints on the diagram.

Indexes

Enables displaying table indexes on the diagram.

Rules

Enables displaying of table rules on the diagram.

Triggers

Enables displaying table triggers on the diagram.

Data types

Enables displaying a data type near a table column.

Domains

Show the domain indicator (DOM) near a domain-based table column.

Index indicator

Shows the indexes for which this column belongs to.

NULL/NOT NULL indicator

Shows (NN) indicator if column has NOT NULL status.

Foreign key indicator

Shows the availability of a foreign key for a column.

Fill Color

Use this option to set the color for a table background. Choose the color you need from this drop-down list.

Line Color

Use this option to set the border color of a table. Choose the color you need from this drop-down list.

Reference

This tab allows you to set the reference display preferences. Note, that you can apply changes to a particular reference using Reference Editor.

Reference Name

This option enables displaying of the reference name box in the middle of the reference.

Cardinality

This option enables displaying of the reference cardinality.

Join

This option enables displaying of the table columns used in the reference join.

Notation

Use this drop-down list to select the reference notation style:
Relational. This notation shows a reading direction for references.
Conceptual (Cross Foot). This notation consists of splitting of a line into an approximation of the cardinality.

Reference Line Color

Use this option to set the diagram references color. Choose the color you need from this drop-down list.

Reference Labels Color

Use this option to set the color of join label. Choose the color you need from this drop-down list.

Default On Update Action

Choose On Update action that will be set for new references.

Default On Delete Action

Choose an On Delete action that will be set for new references.

Stored Routines

This tab allows you to set the display preferences of stored procedures and functions. Note, that you can apply some changes to a particular stored procedure using Stored Routine Editor.

Fill Color

Use this option to set a default background color of a stored routine. Choose the color you need from this drop-down list.

Line Color

Use this option to set a default border color of a stored routine. Choose the color you need from this drop-down list.

Views

This tab allows you to set the display preferences of views. Note, that you can apply some changes to a particular view using View Editor.

Fill Color

Use this option to set a default background color of a view symbol. Choose the color you need from this drop-down list.

Line Color

Use this option to set a default border color of a view. Choose the color you need from this drop-down list.