org.apache.lens.cube.parse

Class CubeQueryRewriter

java.lang.Object

org.apache.lens.cube.parse.CubeQueryRewriter

public class CubeQueryRewriter
extends Object

Rewrites given cube query into simple storage table HQL.

Constructor Summary

Constructors

Constructor and Description
CubeQueryRewriter(org.apache.hadoop.conf.Configuration conf, org.apache.hadoop.hive.conf.HiveConf hconf)

Method Summary

Methods

Modifier and Type	Method and Description
void	clear()
org.apache.hadoop.hive.ql.Context	getQLContext()
CubeQueryContext	rewrite(org.apache.hadoop.hive.ql.parse.ASTNode astnode)
CubeQueryContext	rewrite(String command)

Methods inherited from class java.lang.Object

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

Constructor Detail

CubeQueryRewriter

public CubeQueryRewriter(org.apache.hadoop.conf.Configuration conf,
                 org.apache.hadoop.hive.conf.HiveConf hconf)

Method Detail

rewrite

public CubeQueryContext rewrite(org.apache.hadoop.hive.ql.parse.ASTNode astnode)
                         throws org.apache.hadoop.hive.ql.parse.SemanticException,
                                LensException

Throws:

org.apache.hadoop.hive.ql.parse.SemanticException

LensException

rewrite

public CubeQueryContext rewrite(String command)
                         throws org.apache.hadoop.hive.ql.parse.ParseException,
                                org.apache.hadoop.hive.ql.parse.SemanticException,
                                LensException

Throws:

org.apache.hadoop.hive.ql.parse.ParseException

org.apache.hadoop.hive.ql.parse.SemanticException

LensException

getQLContext

public org.apache.hadoop.hive.ql.Context getQLContext()

clear

public void clear()