# Package org.eclipse.rdf4j.sparqlbuilder.constraint

- Interface Summary
  Interface | Description
  --- | ---
  Operand | Denotes an element that can be used as an operand to an `Expression`
  SparqlOperator | Interface to denote an Expression operator

- Class Summary
  Class | Description
  --- | ---
  Aggregate | A SPARQL aggregate expression.
  CustomFunction |
  Expression<T extends Expression<T>> | A SPARQL expression.
  Expressions | A class with static methods to create SPARQL expressions.
  In |

- Enum Summary
  Enum | Description
  --- | ---
  SparqlAggregate | The built-in SPARQL aggregates.
  SparqlFunction | The built-in SPARQL Functions.

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