org.apache.hudi.cli.commands

Class StatsCommand

java.lang.Object

org.apache.hudi.cli.commands.StatsCommand

@ShellComponent
public class StatsCommand
extends Object

CLI command to displays stats options.

Field Summary

Fields

Modifier and Type	Field and Description
static int	MAX_FILES

Constructor Summary

Constructors

Constructor and Description
StatsCommand()

Method Summary

Modifier and Type	Method and Description
String	fileSizeStats(String globRegex, Integer limit, String sortByField, boolean descending, boolean headerOnly)
Map<String,Function<Object,String>>	getFieldNameToConverterMap()
Comparable[]	printFileSizeHistogram(String instantTime, com.codahale.metrics.Snapshot s)
String	writeAmplificationStats(Integer limit, String sortByField, boolean descending, boolean headerOnly)

Methods inherited from class java.lang.Object

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

Field Detail

MAX_FILES

public static final int MAX_FILES

See Also:

Constant Field Values

Constructor Detail

StatsCommand

public StatsCommand()

Method Detail

writeAmplificationStats

@ShellMethod(key="stats wa",
             value="Write Amplification. Ratio of how many records were upserted to how many records were actually written")
public String writeAmplificationStats(@ShellOption(value="--limit",help="Limit commits",defaultValue="-1")
                                                                                                                                                                                                Integer limit,
                                                                                                                                                                                                @ShellOption(value="--sortBy",help="Sorting Field",defaultValue="")
                                                                                                                                                                                                String sortByField,
                                                                                                                                                                                                @ShellOption(value="--desc",help="Ordering",defaultValue="false")
                                                                                                                                                                                                boolean descending,
                                                                                                                                                                                                @ShellOption(value="--headeronly",help="Print Header Only",defaultValue="false")
                                                                                                                                                                                                boolean headerOnly)
                                                                                                                                                                                         throws IOException

Throws:

IOException

printFileSizeHistogram

public Comparable[] printFileSizeHistogram(String instantTime,
                                           com.codahale.metrics.Snapshot s)

fileSizeStats

@ShellMethod(key="stats filesizes",
             value="File Sizes. Display summary stats on sizes of files")
public String fileSizeStats(@ShellOption(value="--partitionPath",help="regex to select files, eg: 2016/08/02",defaultValue="*/*/*")
                                                                                                                                          String globRegex,
                                                                                                                                          @ShellOption(value="--limit",help="Limit commits",defaultValue="-1")
                                                                                                                                          Integer limit,
                                                                                                                                          @ShellOption(value="--sortBy",help="Sorting Field",defaultValue="")
                                                                                                                                          String sortByField,
                                                                                                                                          @ShellOption(value="--desc",help="Ordering",defaultValue="false")
                                                                                                                                          boolean descending,
                                                                                                                                          @ShellOption(value="--headeronly",help="Print Header Only",defaultValue="false")
                                                                                                                                          boolean headerOnly)
                                                                                                                                   throws IOException

Throws:

IOException

getFieldNameToConverterMap

public Map<String,Function<Object,String>> getFieldNameToConverterMap()