com.orientechnologies.orient.core.sql.functions.stat

Class OSQLFunctionMedian

java.lang.Object

com.orientechnologies.orient.core.sql.functions.OSQLFunctionAbstract

com.orientechnologies.orient.core.sql.functions.stat.OSQLFunctionPercentile

com.orientechnologies.orient.core.sql.functions.stat.OSQLFunctionMedian

All Implemented Interfaces:

OSQLFunction

public class OSQLFunctionMedian
extends OSQLFunctionPercentile

Computes the median for a field. Nulls are ignored in the calculation. Extends and forces the OSQLFunctionPercentile with the 50th percentile.

Author:

Fabrizio Fortino

Field Summary

Fields

Modifier and Type	Field and Description
static String	NAME

Fields inherited from class com.orientechnologies.orient.core.sql.functions.stat.OSQLFunctionPercentile

quantiles

Fields inherited from class com.orientechnologies.orient.core.sql.functions.OSQLFunctionAbstract

maxParams, minParams, name

Constructor Summary

Constructors

Constructor and Description
OSQLFunctionMedian()

Method Summary

Modifier and Type	Method and Description
String	getSyntax() Returns a convinient SQL String representation of the function.

Methods inherited from class com.orientechnologies.orient.core.sql.functions.stat.OSQLFunctionPercentile

aggregateResults, execute, getResult, mergeDistributedResult

Methods inherited from class com.orientechnologies.orient.core.sql.functions.OSQLFunctionAbstract

config, filterResult, getDistributedStorageId, getMaxParams, getMinParams, getName, returnDistributedResult, setResult, shouldMergeDistributedResult, toString

Methods inherited from class java.lang.Object

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

Field Detail

NAME

public static final String NAME

See Also:

Constant Field Values

Constructor Detail

OSQLFunctionMedian

public OSQLFunctionMedian()

Method Detail

getSyntax

public String getSyntax()

Description copied from interface: OSQLFunction

Returns a convinient SQL String representation of the function.

Example :

  myFunction( param1, param2, [optionalParam3])
 

This text will be used in exception messages.

Specified by:

getSyntax in interface OSQLFunction

Overrides:

getSyntax in class OSQLFunctionPercentile

Returns:

String , never null.