public class DescribeCommand extends SparkPlan implements Command, scala.Product, scala.Serializable
Constructor and Description |
---|
DescribeCommand(SparkPlan child,
scala.collection.Seq<org.apache.spark.sql.catalyst.expressions.Attribute> output,
SQLContext context) |
Modifier and Type | Method and Description |
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SparkPlan |
child() |
RDD<org.apache.spark.sql.catalyst.expressions.Row> |
execute()
Runs this query returning the result as an RDD.
|
scala.collection.Seq<org.apache.spark.sql.catalyst.expressions.Attribute> |
output() |
executeCollect, outputPartitioning, requiredChildDistribution
expressions, generateSchemaString, generateSchemaString, org$apache$spark$sql$catalyst$plans$QueryPlan$$transformExpressionDown$1, org$apache$spark$sql$catalyst$plans$QueryPlan$$transformExpressionUp$1, outputSet, printSchema, schemaString, transformAllExpressions, transformExpressions, transformExpressionsDown, transformExpressionsUp
apply, argString, asCode, children, collect, fastEquals, flatMap, foreach, generateTreeString, getNodeNumbered, id, makeCopy, map, mapChildren, nextId, nodeName, numberedTreeString, otherCopyArgs, sameInstance, simpleString, stringArgs, toString, transform, transformChildrenDown, transformChildrenUp, transformDown, transformUp, treeString, withNewChildren
public DescribeCommand(SparkPlan child, scala.collection.Seq<org.apache.spark.sql.catalyst.expressions.Attribute> output, SQLContext context)