| Package | Description | 
|---|---|
| org.neo4j.graphdb.schema | 
 Optional graph schema including indexes and constraints. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
ConstraintCreator | 
ConstraintCreator.assertPropertyIsUnique(String propertyKey)
Imposes a uniqueness constraint for the given property, such that
 there can be at most one node, having the given label, for any set value of that property key. 
 | 
ConstraintCreator | 
Schema.constraintFor(Label label)
Returns a  
ConstraintCreator where details about the constraint can be
 specified. | 
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