Inherited from Serializable
Inherited from Serializable
Inherited from MultiInstanceRelation
Inherited from catalyst.plans.logical.LeafNode
Inherited from LogicalPlan
Inherited from Logging
Inherited from QueryPlan[LogicalPlan]
Inherited from TreeNode[LogicalPlan]
Inherited from Product
Inherited from Equals
Inherited from AnyRef
Inherited from Any
Used to link a BaseRelation in to a logical query plan.
Note that sometimes we need to use
LogicalRelation
to replace an existing leaf node without changing the output attributes' IDs. TheexpectedOutputAttributes
parameter is used for this purpose. See https://issues.apache.org/jira/browse/SPARK-10741 for more details.