How to Create Unique Constraint with Multiple Columns using ServiceStack.OrmLite?
问题 How does one create a unique constraint with ServiceStack.OrmLite (using attributes, hopefully)? The documentation shows how to create a unique constraint only on a single column: ServiceStack.OrmLite Docs If it helps, I am using ServiceStack.OrmLite.SqlServer . 回答1: Service Stack appears to have a CompositeIndex attribute which takes multiple field names. Here's a look at the constructors... CompositeIndexAttribute(params string[] fieldNames); CompositeIndexAttribute(bool unique, params