org.apache.hadoop.hive.ql.parse

Class VariableSubstitution

java.lang.Object

org.apache.hadoop.hive.conf.SystemVariables

org.apache.hadoop.hive.ql.parse.VariableSubstitution

public class VariableSubstitution
extends SystemVariables

Field Summary

Fields inherited from class org.apache.hadoop.hive.conf.SystemVariables

ENV_PREFIX, HIVECONF_PREFIX, HIVEVAR_PREFIX, METACONF_PREFIX, SET_COLUMN_NAME, SYSTEM_PREFIX, varPat

Constructor Summary

Constructors

Constructor and Description
VariableSubstitution()

Method Summary

Methods

Modifier and Type	Method and Description
protected String	getSubstitute(org.apache.hadoop.conf.Configuration conf, String var)
String	substitute(HiveConf conf, String expr)

Methods inherited from class org.apache.hadoop.hive.conf.SystemVariables

containsVar, substitute

Methods inherited from class java.lang.Object

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

Constructor Detail

VariableSubstitution

public VariableSubstitution()

Method Detail

getSubstitute

protected String getSubstitute(org.apache.hadoop.conf.Configuration conf,
                   String var)

Overrides:

getSubstitute in class SystemVariables

substitute

public String substitute(HiveConf conf,
                String expr)