org.apache.hadoop.hive.common
Class StatsSetupConst

java.lang.Object
  org.apache.hadoop.hive.common.StatsSetupConst

public class StatsSetupConst
extends Object

A class that defines the constant strings used by the statistics implementation.

Nested Class Summary

static class

StatsSetupConst.StatDB

Field Summary

static String	COLUMN_STATS_ACCURATE
static String	FALSE
static String[]	fastStats
static String	NUM_FILES The name of the statistic Num Files to be published or gathered.
static String	NUM_PARTITIONS The name of the statistic Num Partitions to be published or gathered.
static String	RAW_DATA_SIZE The name of the statistic Raw Data Size to be published or gathered.
static String	ROW_COUNT The name of the statistic Row Count to be published or gathered.
static String	STATS_FILE_PREFIX
static String	STATS_GENERATED_VIA_STATS_TASK
static String	STATS_TMP_LOC Temp dir for writing stats from tasks.
static String[]	statsRequireCompute
static String[]	supportedStats
static String	TOTAL_SIZE The name of the statistic Total Size to be published or gathered.
static String	TRUE

Constructor Summary

StatsSetupConst()

Method Summary

static boolean

areStatsUptoDate(Map<String,String> params)

Methods inherited from class java.lang.Object

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

Field Detail

NUM_FILES

public static final String NUM_FILES

The name of the statistic Num Files to be published or gathered.

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Constant Field Values

NUM_PARTITIONS

public static final String NUM_PARTITIONS

The name of the statistic Num Partitions to be published or gathered.

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Constant Field Values

TOTAL_SIZE

public static final String TOTAL_SIZE

The name of the statistic Total Size to be published or gathered.

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Constant Field Values

ROW_COUNT

public static final String ROW_COUNT

The name of the statistic Row Count to be published or gathered.

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Constant Field Values

RAW_DATA_SIZE

public static final String RAW_DATA_SIZE

The name of the statistic Raw Data Size to be published or gathered.

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Constant Field Values

STATS_TMP_LOC

public static final String STATS_TMP_LOC

Temp dir for writing stats from tasks.

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Constant Field Values

STATS_FILE_PREFIX

public static final String STATS_FILE_PREFIX

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Constant Field Values

supportedStats

public static final String[] supportedStats

statsRequireCompute

public static final String[] statsRequireCompute

fastStats

public static final String[] fastStats

STATS_GENERATED_VIA_STATS_TASK

public static final String STATS_GENERATED_VIA_STATS_TASK

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Constant Field Values

COLUMN_STATS_ACCURATE

public static final String COLUMN_STATS_ACCURATE

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Constant Field Values

TRUE

public static final String TRUE

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Constant Field Values

FALSE

public static final String FALSE

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Constant Field Values

Constructor Detail

StatsSetupConst

public StatsSetupConst()

Method Detail

areStatsUptoDate

public static boolean areStatsUptoDate(Map<String,String> params)