public class Sample extends SparkPlan implements UnaryNode, scala.Product, scala.Serializable
| Constructor and Description |
|---|
Sample(double fraction,
boolean withReplacement,
long seed,
SparkPlan child) |
| Modifier and Type | Method and Description |
|---|---|
SparkPlan |
child() |
RDD<org.apache.spark.sql.catalyst.expressions.Row> |
execute()
Runs this query returning the result as an RDD.
|
double |
fraction() |
scala.collection.Seq<org.apache.spark.sql.catalyst.expressions.Attribute> |
output() |
long |
seed() |
boolean |
withReplacement() |
codegenEnabled, executeCollect, makeCopy, outputPartitioning, requiredChildDistributionexpressions, inputSet, missingInput, org$apache$spark$sql$catalyst$plans$QueryPlan$$transformExpressionDown$1, org$apache$spark$sql$catalyst$plans$QueryPlan$$transformExpressionUp$1, outputSet, printSchema, references, schema, schemaString, simpleString, statePrefix, transformAllExpressions, transformExpressions, transformExpressionsDown, transformExpressionsUpapply, argString, asCode, children, collect, fastEquals, flatMap, foreach, generateTreeString, getNodeNumbered, map, mapChildren, nodeName, numberedTreeString, otherCopyArgs, stringArgs, toString, transform, transformChildrenDown, transformChildrenUp, transformDown, transformUp, treeString, withNewChildrenoutputPartitioningproductArity, productElement, productIterator, productPrefixinitializeIfNecessary, initializeLogging, isTraceEnabled, log_, log, logDebug, logDebug, logError, logError, logInfo, logInfo, logName, logTrace, logTrace, logWarning, logWarningpublic Sample(double fraction,
boolean withReplacement,
long seed,
SparkPlan child)
public double fraction()
public boolean withReplacement()
public long seed()
public SparkPlan child()
child in interface org.apache.spark.sql.catalyst.trees.UnaryNode<SparkPlan>public scala.collection.Seq<org.apache.spark.sql.catalyst.expressions.Attribute> output()
output in class org.apache.spark.sql.catalyst.plans.QueryPlan<SparkPlan>