com.gpudb.protocol

Class AggregateStatisticsRequest.Options

java.lang.Object

com.gpudb.protocol.AggregateStatisticsRequest.Options

Enclosing class:

AggregateStatisticsRequest

public static final class AggregateStatisticsRequest.Options
extends Object

Optional parameters.

• ADDITIONAL_COLUMN_NAMES: A list of comma separated column names over which statistics can be accumulated along with the primary column. All columns listed and columnName must be of the same type. Must not include the column specified in columnName and no column can be listed twice.
• WEIGHT_COLUMN_NAME: Name of column used as weighting attribute for the weighted average statistic.

The default value is an empty Map. A set of string constants for the parameter options.

Field Summary

Fields

Modifier and Type	Field and Description
static String	ADDITIONAL_COLUMN_NAMES A list of comma separated column names over which statistics can be accumulated along with the primary column.
static String	WEIGHT_COLUMN_NAME Name of column used as weighting attribute for the weighted average statistic.

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

ADDITIONAL_COLUMN_NAMES

public static final String ADDITIONAL_COLUMN_NAMES

A list of comma separated column names over which statistics can be accumulated along with the primary column. All columns listed and columnName must be of the same type. Must not include the column specified in columnName and no column can be listed twice.

See Also:

Constant Field Values

WEIGHT_COLUMN_NAME

public static final String WEIGHT_COLUMN_NAME

Name of column used as weighting attribute for the weighted average statistic.

See Also:

Constant Field Values