logical

Type Members

1. case class Aggregate(groupingExpressions: Seq[Expression], aggregateExpressions: Seq[NamedExpression], child: LogicalPlan) extends UnaryNode with Product with Serializable

2. abstract class BinaryNode extends LogicalPlan with trees.BinaryNode[LogicalPlan]

   A logical plan node with a left and right child.

3. case class CacheTableCommand(tableName: String, plan: Option[LogicalPlan], isLazy: Boolean) extends Command with Product with Serializable

   Returned for the "CACHE TABLE tableName [AS SELECT .

4. abstract class Command extends LeafNode

   A logical node that represents a non-query command to be executed by the system.

5. case class CreateTableAsSelect[T](databaseName: Option[String], tableName: String, child: LogicalPlan, allowExisting: Boolean, desc: Option[T] = scala.None) extends UnaryNode with Product with Serializable

6. case class DFSCommand(kv: Option[(String, Option[String])]) extends Command with Product with Serializable

   Commands of the form "SET [key [= value] ]".

7. case class DescribeCommand(table: LogicalPlan, isExtended: Boolean) extends Command with Product with Serializable

   Returned for the "DESCRIBE [EXTENDED] [dbName.

8. case class Distinct(child: LogicalPlan) extends UnaryNode with Product with Serializable

9. case class Except(left: LogicalPlan, right: LogicalPlan) extends BinaryNode with Product with Serializable

10. case class ExplainCommand(plan: LogicalPlan, extended: Boolean = false) extends Command with Product with Serializable

    Returned by a parser when the users only wants to see what query plan would be executed, without actually performing the execution.

11. case class Filter(condition: Expression, child: LogicalPlan) extends UnaryNode with Product with Serializable

12. case class Generate(generator: Generator, join: Boolean, outer: Boolean, alias: Option[String], child: LogicalPlan) extends UnaryNode with Product with Serializable

    Applies a Generator to a stream of input rows, combining the output of each into a new stream of rows.

13. case class InsertIntoTable(table: LogicalPlan, partition: Map[String, Option[String]], child: LogicalPlan, overwrite: Boolean) extends LogicalPlan with Product with Serializable

14. case class Intersect(left: LogicalPlan, right: LogicalPlan) extends BinaryNode with Product with Serializable

15. case class Join(left: LogicalPlan, right: LogicalPlan, joinType: JoinType, condition: Option[Expression]) extends BinaryNode with Product with Serializable

16. abstract class LeafNode extends LogicalPlan with trees.LeafNode[LogicalPlan]

    A logical plan node with no children.

17. case class Limit(limitExpr: Expression, child: LogicalPlan) extends UnaryNode with Product with Serializable

18. case class LocalRelation(output: Seq[Attribute], data: Seq[Product] = immutable.this.Nil) extends LeafNode with MultiInstanceRelation with Product with Serializable

19. abstract class LogicalPlan extends QueryPlan[LogicalPlan] with Logging

20. case class NativeCommand(cmd: String) extends Command with Product with Serializable

    Returned for commands supported by a given parser, but not catalyst.

21. case class Project(projectList: Seq[NamedExpression], child: LogicalPlan) extends UnaryNode with Product with Serializable

22. abstract class RedistributeData extends UnaryNode

    Performs a physical redistribution of the data.

23. case class Repartition(partitionExpressions: Seq[Expression], child: LogicalPlan) extends RedistributeData with Product with Serializable

24. case class Sample(fraction: Double, withReplacement: Boolean, seed: Long, child: LogicalPlan) extends UnaryNode with Product with Serializable

25. case class ScriptTransformation(input: Seq[Expression], script: String, output: Seq[Attribute], child: LogicalPlan) extends UnaryNode with Product with Serializable

    Transforms the input by forking and running the specified script.

26. case class SetCommand(kv: Option[(String, Option[String])]) extends Command with Product with Serializable

    Commands of the form "SET [key [= value] ]".

27. case class Sort(order: Seq[SortOrder], child: LogicalPlan) extends UnaryNode with Product with Serializable

28. case class SortPartitions(sortExpressions: Seq[SortOrder], child: LogicalPlan) extends RedistributeData with Product with Serializable

29. case class Subquery(alias: String, child: LogicalPlan) extends UnaryNode with Product with Serializable

30. abstract class UnaryNode extends LogicalPlan with trees.UnaryNode[LogicalPlan]

    A logical plan node with single child.

31. case class UncacheTableCommand(tableName: String) extends Command with Product with Serializable

    Returned for the "UNCACHE TABLE tableName" command.

32. case class Union(left: LogicalPlan, right: LogicalPlan) extends BinaryNode with Product with Serializable

33. case class WriteToFile(path: String, child: LogicalPlan) extends UnaryNode with Product with Serializable