Package org.apache.orc

Interface StringColumnStatistics

All Superinterfaces:

ColumnStatistics

All Known Implementing Classes:

ColumnStatisticsImpl.StringStatisticsImpl

public interface StringColumnStatistics
extends ColumnStatistics

Statistics for string columns.

Method Summary

Modifier and Type	Method	Description
String	getLowerBound()	Get the lower bound of the values in this column.
String	getMaximum()	Get the maximum string.
String	getMinimum()	Get the minimum string.
long	getSum()	Get the total length of all strings
String	getUpperBound()	Get the upper bound of the values in this column.

Methods inherited from interface org.apache.orc.ColumnStatistics

getBytesOnDisk, getNumberOfValues, hasNull

Method Details

getMinimum

String getMinimum()

Get the minimum string.

Returns:

the minimum

getMaximum

String getMaximum()

Get the maximum string.

Returns:

the maximum

getLowerBound

String getLowerBound()

Get the lower bound of the values in this column. The value may be truncated to at most MAX_BYTES_RECORDED.

Returns:

lower bound

getUpperBound

String getUpperBound()

Get the upper bound of the values in this column. The value may be truncated to at most MAX_BYTES_RECORDED.

Returns:

upper bound

getSum

long getSum()

Get the total length of all strings

Returns:

the sum (total length)