org.apache.hive.storage.jdbc.dao

Class JdbcRecordIterator

java.lang.Object

org.apache.hive.storage.jdbc.dao.JdbcRecordIterator

All Implemented Interfaces:

Iterator<Map<String,Object>>

public class JdbcRecordIterator
extends Object
implements Iterator<Map<String,Object>>

An iterator that allows iterating through a SQL resultset. Includes methods to clear up resources.

Constructor Summary

Constructors

Constructor and Description
JdbcRecordIterator(Connection conn, PreparedStatement ps, ResultSet rs, org.apache.hadoop.conf.Configuration conf)

Method Summary

Modifier and Type	Method and Description
void	close() Release all DB resources
boolean	hasNext()
Map<String,Object>	next()
void	remove()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining

Constructor Detail

JdbcRecordIterator

public JdbcRecordIterator(Connection conn,
                          PreparedStatement ps,
                          ResultSet rs,
                          org.apache.hadoop.conf.Configuration conf)
                   throws HiveJdbcDatabaseAccessException

Throws:

HiveJdbcDatabaseAccessException

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<Map<String,Object>>

next

public Map<String,Object> next()

Specified by:

next in interface Iterator<Map<String,Object>>

remove

public void remove()

Specified by:

remove in interface Iterator<Map<String,Object>>

close

public void close()

Release all DB resources