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ER/Studio - Embarcadero Technologies Product Documentation

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USING <strong>ER</strong>/STUDIO > WORKING WITH THE DATA DICTIONARY<br />

3 Complete the Add/Edit Dictionary Rule Editor and required and then click OK to implement the changes.<br />

TIP: Once created, you can edit the rule by double-clicking it to launch the editor.<br />

The following describe options that require additional explanation:<br />

Rule Value tab<br />

Specifies the rule. You must specify the rule the value in the same syntax as the database platform in which you<br />

intend to use the rule.<br />

Attachment Bindings tab<br />

Bind an external piece of information, or attachment to the rule. You can also remove an attachment from an<br />

object, override an attachment binding’s default value, or change the position of a bound attachment. To override<br />

the value of the attachment you have moved to the Selected Attachments grid, double-click the Value field of the<br />

target attachment. <strong>ER</strong>/<strong>Studio</strong> opens the Value Override Editor or a list depending on the attachment datatype.<br />

Attachments are created in the Attachments folder of the Data Dictionary and must be applied to the default<br />

before they will display on this tab. For more information, see Attaching External Documents to the Data Model.<br />

Binding Information tab<br />

Select the object classes and/or specific objects to which you want to bind this rule. You can override this setting<br />

using the Rule/Constraint tab of the object class editor.<br />

See Also<br />

Determining Which Objects are Bound by Data Dictionary Objects<br />

Changing Data Dictionary Object Bindings and Values<br />

Defining Valid Attribute Data Using Reference Values<br />

Reference Values are attributes that define allowed data. They represent look-up table columns, code-value ranges,<br />

or a rule or constraint applied to a column. Reference values can be defined as a range of values or as an itemized<br />

list.<br />

NOTE: You can import or export multiple Reference Values from Excel using a macro. On the Macro Tab<br />

of the Data Model Explorer, click SampleMacros > Import Reference Values from Excel for<br />

information on different macros.<br />

1 In the Data Dictionary, right-click the Reference Values node and then click New Reference Value.<br />

2 Define the reference value as required and then click OK to complete the editor.<br />

TIP: Once created, you can edit the reference value by double-clicking it to launch the editor.<br />

The following describe options that require additional explanation:<br />

Reference Value tab<br />

• Values ‘NOT’ Between: If selected, lets you define a range of values for the bound domain, attribute, or column<br />

that are not considered valid.<br />

EMBARCAD<strong>ER</strong>O TECHNOLOGIES > <strong>ER</strong>/STUDIO® 8.0.3 US<strong>ER</strong> GUIDE 228

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