com.yahoo.bullet.query.tablefunctions

Class Explode

java.lang.Object

com.yahoo.bullet.query.tablefunctions.TableFunction

com.yahoo.bullet.query.tablefunctions.OuterableTableFunction

com.yahoo.bullet.query.tablefunctions.Explode

All Implemented Interfaces:

Serializable

public class Explode
extends OuterableTableFunction

A table function that requires either a list operand and a key alias or a map operand and both key and value aliases.

See Also:

Serialized Form

Field Summary

Fields inherited from class com.yahoo.bullet.query.tablefunctions.OuterableTableFunction

outer

Fields inherited from class com.yahoo.bullet.query.tablefunctions.TableFunction

type

Constructor Summary

Constructors

Constructor and Description
Explode(Expression field, String keyAlias, String valueAlias, boolean outer) Constructor that creates an EXPLODE table function.

Method Summary

Modifier and Type	Method and Description
TableFunctor	getTableFunctor() Gets a new instance of a table functor for this table function.
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Explode

public Explode(Expression field,
               String keyAlias,
               String valueAlias,
               boolean outer)

Constructor that creates an EXPLODE table function.

Parameters:

field - The non-null field to explode.

keyAlias - The non-null alias for the key column of the exploded field.

valueAlias - The alias for the value column of the exploded field.

outer - The outer option.

Method Detail

getTableFunctor

public TableFunctor getTableFunctor()

Description copied from class: TableFunction

Gets a new instance of a table functor for this table function.

Specified by:

getTableFunctor in class TableFunction

Returns:

A newly-constructed table functor for this table function.

toString

public String toString()

Overrides:

toString in class Object