Answer by milad for JPA's @UniqueConstraint annotation doesn't seem to...
if you created the table before using @UniqueConstraint annotation you can drop the table and create that with use @UniqueConstraint annotation. in this scenario, @UniqueConstraint annotation working...
View ArticleAnswer by Ryan Bennetts for JPA's @UniqueConstraint annotation doesn't seem...
The class you have the @UniqueConstaint defined on is a @MappedSuperClass. But unique constraints aren't inherited by derived entities. You will either need to define the unique constraint on each...
View ArticleAnswer by Alan Hay for JPA's @UniqueConstraint annotation doesn't seem to...
The only effect of specifying @UniqueConstraint is that a unique constraint will be added to the database schema if you are using your JPA provider's schema generation functionality. If not then it has...
View ArticleJPA's @UniqueConstraint annotation doesn't seem to guarantee uniqueness
I have this code:@Table(uniqueConstraints = @UniqueConstraint(columnNames = {"name", "color"}))@MappedSuperclasspublic abstract class AbstractInstance extends Model { @NotNull public String name;...
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