 
| Name | Description | Type | Package | Framework | 
| SparkRel | Relational expression that uses Spark calling convention. | Interface | org.apache.calcite.adapter.spark | Calcite | 
| SparkRel .Implementor | Class | org.apache.calcite.adapter.spark.SparkRel | Calcite | |
| SparkRel .Result | Class | org.apache.calcite.adapter.spark.SparkRel | Calcite | |