org.apache.shardingsphere.sharding.merge.dql.groupby

Class GroupByStreamMergedResult

java.lang.Object

org.apache.shardingsphere.underlying.merge.impl.StreamMergedResult

org.apache.shardingsphere.sharding.merge.dql.orderby.OrderByStreamMergedResult

org.apache.shardingsphere.sharding.merge.dql.groupby.GroupByStreamMergedResult

All Implemented Interfaces:

MergedResult

public final class GroupByStreamMergedResult
extends OrderByStreamMergedResult

Stream merged result for group by.

Author:

zhangliang

Constructor Summary

Constructors

Constructor and Description
GroupByStreamMergedResult(Map<String,Integer> labelAndIndexMap, List<org.apache.shardingsphere.underlying.execute.QueryResult> queryResults, org.apache.shardingsphere.sql.parser.relation.statement.impl.SelectSQLStatementContext selectSQLStatementContext)

Method Summary

Modifier and Type	Method and Description
Object	getCalendarValue(int columnIndex, Class<?> type, Calendar calendar)
Object	getValue(int columnIndex, Class<?> type)
boolean	next()

Methods inherited from class org.apache.shardingsphere.underlying.merge.impl.StreamMergedResult

getCurrentQueryResult, getInputStream, setCurrentQueryResult, setWasNull, wasNull

Methods inherited from class java.lang.Object

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

Constructor Detail

GroupByStreamMergedResult

public GroupByStreamMergedResult(Map<String,Integer> labelAndIndexMap,
                                 List<org.apache.shardingsphere.underlying.execute.QueryResult> queryResults,
                                 org.apache.shardingsphere.sql.parser.relation.statement.impl.SelectSQLStatementContext selectSQLStatementContext)
                          throws SQLException

Throws:

SQLException

Method Detail

next

public boolean next()
             throws SQLException

Specified by:

next in interface MergedResult

Overrides:

next in class OrderByStreamMergedResult

Throws:

SQLException

getValue

public Object getValue(int columnIndex,
                       Class<?> type)

Specified by:

getValue in interface MergedResult

Overrides:

getValue in class StreamMergedResult

getCalendarValue

public Object getCalendarValue(int columnIndex,
                               Class<?> type,
                               Calendar calendar)

Specified by:

getCalendarValue in interface MergedResult

Overrides:

getCalendarValue in class StreamMergedResult