@Target(value={}) @Retention(value=RUNTIME) public @interface UniqueConstraint
Example: @Entity @Table( name="EMPLOYEE", uniqueConstraints= @UniqueConstraint(columnNames={"EMP_ID", "EMP_NAME"}) ) public class Employee { ... }
Modifier and Type | Required Element and Description |
---|---|
String[] |
columnNames
(Required) An array of the column names that make up the constraint.
|
Copyright © 2019 Eclipse Foundation.
Use is subject to license terms.