org.apache.spark.sql.hive.execution

Class DropTable

Object

org.apache.spark.sql.catalyst.trees.TreeNode<PlanType>

org.apache.spark.sql.catalyst.plans.QueryPlan<org.apache.spark.sql.catalyst.plans.logical.LogicalPlan>

org.apache.spark.sql.catalyst.plans.logical.LogicalPlan

org.apache.spark.sql.catalyst.plans.logical.LeafNode

org.apache.spark.sql.catalyst.plans.logical.Command

org.apache.spark.sql.hive.execution.DropTable

All Implemented Interfaces:

java.io.Serializable, Logging, org.apache.spark.sql.catalyst.trees.LeafNode<org.apache.spark.sql.catalyst.plans.logical.LogicalPlan>, org.apache.spark.sql.execution.RunnableCommand, scala.Equals, scala.Product

public class DropTable
extends org.apache.spark.sql.catalyst.plans.logical.Command
implements org.apache.spark.sql.execution.RunnableCommand, scala.Product, scala.Serializable

Drops a table from the metastore and removes it if it is cached.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
DropTable(String tableName, boolean ifExists)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	ifExists()
scala.collection.Seq<org.apache.spark.sql.Row>	run(SQLContext sqlContext)
String	tableName()

Methods inherited from class org.apache.spark.sql.catalyst.plans.logical.Command

output

Methods inherited from class org.apache.spark.sql.catalyst.plans.logical.LeafNode

children

Methods inherited from class org.apache.spark.sql.catalyst.plans.logical.LogicalPlan

childrenResolved, cleanArgs, isTraceEnabled, log, logDebug, logDebug, logError, logError, logInfo, logInfo, logName, logTrace, logTrace, logWarning, logWarning, org$apache$spark$Logging$$log__$eq, org$apache$spark$Logging$$log_, org$apache$spark$sql$catalyst$plans$logical$LogicalPlan$$resolveAsColumn, org$apache$spark$sql$catalyst$plans$logical$LogicalPlan$$resolveAsTableColumn, resolve, resolve, resolveChildren, resolved, sameResult, statePrefix, statistics

Methods inherited from class org.apache.spark.sql.catalyst.plans.QueryPlan

expressions, 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, transformAllExpressions, transformExpressions, transformExpressionsDown, transformExpressionsUp

Methods inherited from class org.apache.spark.sql.catalyst.trees.TreeNode

apply, argString, asCode, collect, fastEquals, flatMap, foreach, foreachUp, generateTreeString, getNodeNumbered, makeCopy, map, mapChildren, nodeName, numberedTreeString, origin, otherCopyArgs, stringArgs, toString, transform, transformChildrenDown, transformChildrenUp, transformDown, transformUp, treeString, withNewChildren

Methods inherited from class Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface scala.Product

productArity, productElement, productIterator, productPrefix

Methods inherited from interface scala.Equals

canEqual, equals

Methods inherited from interface org.apache.spark.Logging

initializeIfNecessary, initializeLogging, log_

Constructor Detail

DropTable

public DropTable(String tableName,
         boolean ifExists)

Method Detail

tableName

public String tableName()

ifExists

public boolean ifExists()

run

public scala.collection.Seq<org.apache.spark.sql.Row> run(SQLContext sqlContext)

Specified by:

run in interface org.apache.spark.sql.execution.RunnableCommand