org.apache.shardingsphere.core.execute.sql.execute.result

Class AggregationDistinctQueryMetaData

java.lang.Object

org.apache.shardingsphere.core.execute.sql.execute.result.AggregationDistinctQueryMetaData

public final class AggregationDistinctQueryMetaData
extends Object

Aggregation distinct query metadata.

Author:

panjuan

Constructor Summary

Constructors

Constructor and Description
AggregationDistinctQueryMetaData(Collection<org.apache.shardingsphere.core.parse.old.parser.context.selectitem.AggregationDistinctSelectItem> aggregationDistinctSelectItems, com.google.common.collect.Multimap<String,Integer> columnLabelAndIndexMap)

Method Summary

Modifier and Type	Method and Description
int	getAggregationDistinctColumnIndex(int derivedSumIndex) Get aggregation distinct column index.
int	getAggregationDistinctColumnIndex(String distinctColumnLabel) Get aggregation distinct column index.
String	getAggregationDistinctColumnLabel(int distinctColumnIndex) Get aggregation distinct column label.
org.apache.shardingsphere.core.constant.AggregationType	getAggregationType(int distinctColumnIndex) Get aggregation type.
boolean	isAggregationDistinctColumnIndex(int columnIndex) Is aggregation distinct column index.
boolean	isAggregationDistinctColumnLabel(String columnLabel) Is aggregation distinct column label.
boolean	isDerivedCountColumnIndex(int columnIndex) Is derived count column index.
boolean	isDerivedSumColumnIndex(int columnIndex) Is derived sum column index.

Methods inherited from class java.lang.Object

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

Constructor Detail

AggregationDistinctQueryMetaData

public AggregationDistinctQueryMetaData(Collection<org.apache.shardingsphere.core.parse.old.parser.context.selectitem.AggregationDistinctSelectItem> aggregationDistinctSelectItems,
                                        com.google.common.collect.Multimap<String,Integer> columnLabelAndIndexMap)

Method Detail

isAggregationDistinctColumnIndex

public boolean isAggregationDistinctColumnIndex(int columnIndex)

Is aggregation distinct column index.

Parameters:

columnIndex - column index

Returns:

is aggregation distinct column index or not

isAggregationDistinctColumnLabel

public boolean isAggregationDistinctColumnLabel(String columnLabel)

Is aggregation distinct column label.

Parameters:

columnLabel - column label

Returns:

is aggregation distinct column label or not

getAggregationType

public org.apache.shardingsphere.core.constant.AggregationType getAggregationType(int distinctColumnIndex)

Get aggregation type.

Parameters:

distinctColumnIndex - distinct column index

Returns:

aggregation type

isDerivedCountColumnIndex

public boolean isDerivedCountColumnIndex(int columnIndex)

Is derived count column index.

Parameters:

columnIndex - column index

Returns:

is derived count column index or not

isDerivedSumColumnIndex

public boolean isDerivedSumColumnIndex(int columnIndex)

Is derived sum column index.

Parameters:

columnIndex - column index

Returns:

is derived sum column index or not

getAggregationDistinctColumnIndex

public int getAggregationDistinctColumnIndex(int derivedSumIndex)

Get aggregation distinct column index.

Parameters:

derivedSumIndex - derived sum index

Returns:

aggregation distinct column index

getAggregationDistinctColumnIndex

public int getAggregationDistinctColumnIndex(String distinctColumnLabel)

Get aggregation distinct column index.

Parameters:

distinctColumnLabel - aggregation distinct column label

Returns:

aggregation distinct column index

getAggregationDistinctColumnLabel

public String getAggregationDistinctColumnLabel(int distinctColumnIndex)

Get aggregation distinct column label.

Parameters:

distinctColumnIndex - aggregation distinct column index

Returns:

aggregation distinct column label