org.apache.lens.server.rewrite

Class UserQueryToCubeQueryRewriter

java.lang.Object

org.apache.lens.server.rewrite.UserQueryToCubeQueryRewriter

public class UserQueryToCubeQueryRewriter
extends Object

Rewrite user query to cube query using phase 1 rewriters specified in the server installation

See Also:

Phase1Rewriter, LensConfConstants.QUERY_PHASE1_REWRITERS

Constructor Summary

Constructors

Constructor and Description
UserQueryToCubeQueryRewriter(org.apache.hadoop.conf.Configuration conf)

Method Summary

Modifier and Type	Method and Description
void	rewrite(AbstractQueryContext ctx)
String	rewriteToCubeQuery(String userQuery, org.apache.hadoop.conf.Configuration conf, org.apache.hadoop.hive.conf.HiveConf hiveConf)

Methods inherited from class java.lang.Object

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

Constructor Detail

UserQueryToCubeQueryRewriter

public UserQueryToCubeQueryRewriter(org.apache.hadoop.conf.Configuration conf)
                             throws LensException

Throws:

LensException

Method Detail

rewriteToCubeQuery

public String rewriteToCubeQuery(String userQuery,
                                 org.apache.hadoop.conf.Configuration conf,
                                 org.apache.hadoop.hive.conf.HiveConf hiveConf)
                          throws LensException

Throws:

LensException

rewrite

public void rewrite(AbstractQueryContext ctx)
             throws LensException

Throws:

LensException