added the files
diff --git a/lens-server/src/main/java/org/apache/lens/server/query/LensServerDAO.java b/lens-server/src/main/java/org/apache/lens/server/query/LensServerDAO.java
index 453f4a3..3c492db 100644
--- a/lens-server/src/main/java/org/apache/lens/server/query/LensServerDAO.java
+++ b/lens-server/src/main/java/org/apache/lens/server/query/LensServerDAO.java
@@ -109,9 +109,9 @@
   }
 
   public void createPreparedQueriesTable() throws Exception {
-    String sql = "CREATE TABLE if not exists prepared_queries (handle varchar(255) NOT NULL unique,  userquery " +
-        "varchar(20000),  submitter varchar(255) NOT NULL,  timetaken bigint,  queryname varchar(255) DEFAULT NULL,  " +
-        "drivername varchar(10000) DEFAULT NULL,  driverquery varchar(1000000),  starttime bigint)";
+    String sql = "CREATE TABLE if not exists prepared_queries (handle varchar(255) NOT NULL unique,  userquery "
+      + "varchar(20000),  submitter varchar(255) NOT NULL,  timetaken bigint,  queryname varchar(255) DEFAULT NULL, "
+      + "drivername varchar(10000) DEFAULT NULL,  driverquery varchar(1000000),  starttime bigint)";
     try {
       QueryRunner runner = new QueryRunner(ds);
       runner.update(sql);
@@ -120,8 +120,7 @@
       log.warn("Unable to create prepared_queries queries table", e);
     }
   }
-    
-    
+
   public void createFailedAttemptsTable() throws Exception {
     String sql = "CREATE TABLE if not exists failed_attempts (handle varchar(255) not null,"
       + "attempt_number int, drivername varchar(10000), progress float, progressmessage varchar(10000), "
diff --git a/lens-server/src/test/java/org/apache/lens/server/query/TestLensDAO.java b/lens-server/src/test/java/org/apache/lens/server/query/TestLensDAO.java
index f8da1f3..23b9813 100644
--- a/lens-server/src/test/java/org/apache/lens/server/query/TestLensDAO.java
+++ b/lens-server/src/test/java/org/apache/lens/server/query/TestLensDAO.java
@@ -18,7 +18,6 @@
  */
 package org.apache.lens.server.query;
 
-import java.nio.charset.Charset;
 import java.sql.Connection;
 import java.sql.ResultSet;
 import java.sql.SQLException;
@@ -51,14 +50,9 @@
 import org.apache.lens.server.api.error.LensException;
 import org.apache.lens.server.api.query.*;
 import org.apache.lens.server.api.user.MockDriverQueryHook;
-import org.apache.lens.server.util.UtilityMethods;
-import org.apache.commons.codec.binary.Base64;
-import org.apache.commons.dbutils.BasicRowProcessor;
-import org.apache.commons.dbutils.BeanProcessor;
-import org.apache.commons.dbutils.QueryRunner;
-import org.apache.commons.dbutils.ResultSetHandler;
-import org.apache.commons.dbutils.handlers.BeanHandler;
+
 import org.apache.hadoop.conf.Configuration;
+
 import org.codehaus.jackson.map.ObjectMapper;
 import org.testng.Assert;
 import org.testng.annotations.Test;
@@ -288,4 +282,5 @@
     System.out.println("TestJDBCDriver created");
     return drivers;
   }
-}
\ No newline at end of file
+}
+