package logical
Type Members
- case class CommandResult(output: Seq[Attribute], commandLogicalPlan: LogicalPlan, commandPhysicalPlan: SparkPlan, rows: Seq[InternalRow]) extends LogicalPlan with LeafNode with Product with Serializable
Logical plan node for holding data from a command.
Logical plan node for holding data from a command.
commandLogicalPlanandcommandPhysicalPlanare just used to display the plan tree for EXPLAIN.rowsmay not be serializable and ideally we should not sendrowsto the executors. Thus marking them as transient. - case class SQLFunctionNode(function: SQLFunction, child: LogicalPlan) extends LogicalPlan with UnaryNode with Product with Serializable
A container for holding a SQL function query plan and its function identifier.
- case class UnresolvedDataSource(format: String, userSpecifiedSchema: Option[StructType], options: CaseInsensitiveMap[String], isStreaming: Boolean, paths: Seq[String]) extends LogicalPlan with UnresolvedLeafNode with Product with Serializable
Created in the DataFrameReader and DataStreamReader APIs when loading a Spark DataSource.