ER/Studio - Embarcadero Technologies Product Documentation

USING ER/STUDIO > WORKING WITH THE DATA DICTIONARY
When that rule is bound to column au_id as follows:
the rules translates to:
UPPER(CURRENT_CUSTOMER) in (‘Y’, ‘N’)
as shown in the Check Constraint Value area in the following screenshot:
Create and Edit Data Dictionary Rules
1 On the Data Model Explorer, click the Data Dictionary tab.
2 On the Data Dictionary tab, right-click the Rules node and then select New Rule.
EMBARCADERO TECHNOLOGIES > ER/STUDIO® 8.0.3 USER GUIDE 227