diff --git a/manager/biz/src/main/resources/sqlmap/sqlmap-mapping-delayStat.xml b/manager/biz/src/main/resources/sqlmap/sqlmap-mapping-delayStat.xml
index 4d930a9f..650139ab 100644
--- a/manager/biz/src/main/resources/sqlmap/sqlmap-mapping-delayStat.xml
+++ b/manager/biz/src/main/resources/sqlmap/sqlmap-mapping-delayStat.xml
@@ -20,12 +20,12 @@
 	</resultMap>
 	
 	<resultMap id="topDelayStatResult" class="topDelayStat">
-		<result property="channelName" column="channel_name" />
-		<result property="pipelineName" column="pipeline_name" />
-		<result property="channelId" column="channel_id" />
+		<result property="channelName" column="CHANNEL_NAME" />
+		<result property="pipelineName" column="PIPELINE_NAME" />
+		<result property="channelId" column="CHANNEL_ID" />
 		<result property="pipelineId" column="PIPELINE_ID" />
 		<result property="delayTime" column="DELAY_TIME" />
-		<result property="lastUpdate" column="gmt_create" />
+		<result property="lastUpdate" column="GMT_CREATE" />
 	</resultMap>
 	<!-- all delayStat columns -->
 	<sql id="allDelayStatColumns">ID,DELAY_TIME,DELAY_NUMBER,PIPELINE_ID,GMT_CREATE,GMT_MODIFIED</sql>
@@ -97,21 +97,21 @@
 	
 	<!-- listTopByName -->
 	<select id="listTopByName" resultMap="topDelayStatResult">
-		select p.* , d.delay_time , d.gmt_create
-		from delay_stat d , (
-			select p.channel_id , p.id as pipeline_id , c.name as channel_name, p.name as pipeline_name from channel c , pipeline p  
-			where 1 = 1 and c.id = p.channel_id
+		select p.* , d.DELAY_TIME , d.GMT_CREATE
+		from DELAY_STAT d , (
+			select p.CHANNEL_ID , p.ID as PIPELINE_ID , c.NAME as CHANNEL_NAME, p.NAME as PIPELINE_NAME from CHANNEL c , PIPELINE p  
+			where 1 = 1 and c.ID = p.CHANNEL_ID
 			<dynamic prepend="and">
 				<isNotEmpty property="searchKey">
-				c.name like concat('%',replace(#searchKey#,'_','\_'),'%')   
+				c.NAME like concat('%',replace(#searchKey#,'_','\_'),'%')   
 				</isNotEmpty>
 			</dynamic>
 			) p 
-			where d.id = (
-				select d1.id from delay_stat d1 
-					where d1.pipeline_id = p.pipeline_id order by d1.pipeline_id desc , d1.gmt_create desc limit 1
+			where d.ID = (
+				select d1.ID from DELAY_STAT d1 
+					where d1.PIPELINE_ID = p.PIPELINE_ID order by d1.PIPELINE_ID desc , d1.GMT_CREATE desc limit 1
 				)
-			order by d.delay_time desc , d.id desc
+			order by d.DELAY_TIME desc , d.ID desc
 			<dynamic>
 				<isNotEmpty property="topN" >
 						limit #topN#
diff --git a/manager/biz/src/main/resources/sqlmap/sqlmap-mapping-sample.xml b/manager/biz/src/main/resources/sqlmap/sqlmap-mapping-sample.xml
deleted file mode 100644
index 4b518bc1..00000000
--- a/manager/biz/src/main/resources/sqlmap/sqlmap-mapping-sample.xml
+++ /dev/null
@@ -1,55 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" ?>  
-    <!DOCTYPE sqlMap PUBLIC "-//ibatis.apache.org//DTD SQL Map 2.0//EN"  
-       "http://ibatis.apache.org/dtd/sql-map-2.dtd">
-
-<sqlMap namespace="com.alibaba.otter.manager.biz.dal.dataobject.XXX">
-	<typeAlias alias="xxx"
-		type="com.alibaba.otter.manager.biz.dal.dataobject.XXX" />
-
-	<resultMap id="xxxResult" class="xxx">
-		<result property="id" column="ID" />
-		<result property="" column="" />
-
-		<result property="gmtCreate" column="GMT_CREATE" />
-		<result property="gmtModified" column="GMT_MODIFIED" />
-	</resultMap>
-
-	<!-- all xxx columns -->
-	<sql id="allXxxColumns">ID,,,,,GMT_CREATE,GMT_MODIFIED</sql>
-
-	<select id="findXxxxById" resultMap="xxxResult" parameterClass="long">
-		select
-		<include refid="allXxxColumns" />
-		from Xxx where ID = #value#
-	</select>
-
-	<select id="listAllXxxxs" resultMap="xxxResult">
-		select
-		<include refid="allXxxColumns" />
-		from XXX ORDER BY GMT_CREATE
-	</select>
-
-	<update id="updateXxx" parameterClass="xxx"><![CDATA[
-		update XXX
-		set
-		USERNAME=#name#,
-		
-		GMT_MODIFIED=now()
-		WHERE ID = #id#
-	]]></update>
-
-	<insert id="insertXxx" parameterClass="xxx">
-		insert into XXX
-		(NAME, , ,GMT_CREATE, GMT_MODIFIED)
-		values
-		(#name#,,, ,now(),now())
-		<selectKey keyProperty="id" resultClass="long">
-			select last_insert_id()
-		</selectKey>
-	</insert>
-
-	<delete id="deleteXxxById" parameterClass="long"><![CDATA[
-    	delete from XXX where ID = #value#
-    ]]></delete>
-
-</sqlMap>  
\ No newline at end of file
diff --git a/manager/biz/src/main/resources/sqlmap/sqlmap-mapping-throughputStat.xml b/manager/biz/src/main/resources/sqlmap/sqlmap-mapping-throughputStat.xml
index d9ae08b7..ab46fc2a 100644
--- a/manager/biz/src/main/resources/sqlmap/sqlmap-mapping-throughputStat.xml
+++ b/manager/biz/src/main/resources/sqlmap/sqlmap-mapping-throughputStat.xml
@@ -114,13 +114,13 @@
 
 	<!-- listThroughputStatByPipelineId -->
 	<select id="listRealtimeThroughputStatByPipelineIds" resultMap="throughputStatSimpleResult">
-		select pipeline_id, type , sum(number) as number , sum(size) as size 
+		select PIPELINE_ID, type , sum(NUMBER) as number , sum(SIZE) as size 
 		from THROUGHPUT_STAT 
-		where pipeline_id in
+		where PIPELINE_ID in
 		<iterate property="pipelineIds" open="(" close=")" conjunction=",">
 			#pipelineIds[]#
 		</iterate>
-		and type in ('ROW','FILE') and end_time >= (now() - INTERVAL #minute# MINUTE)
-	 	group by pipeline_id , type;
+		and TYPE in ('ROW','FILE') and END_TIME >= (now() - INTERVAL #minute# MINUTE)
+	 	group by PIPELINE_ID , TYPE;
 	</select>
 </sqlMap>  
\ No newline at end of file
diff --git a/manager/deployer/src/main/resources/sql/otter-manager-schema.sql b/manager/deployer/src/main/resources/sql/otter-manager-schema.sql
index 56f26de5..dd409c7a 100644
--- a/manager/deployer/src/main/resources/sql/otter-manager-schema.sql
+++ b/manager/deployer/src/main/resources/sql/otter-manager-schema.sql
@@ -2,7 +2,7 @@ CREATE DATABASE /*!32312 IF NOT EXISTS*/ `otter` /*!40100 DEFAULT CHARACTER SET
 
 USE `otter`;
 
-CREATE TABLE `alarm_rule` (
+CREATE TABLE `ALARM_RULE` (
   `ID` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
   `MONITOR_NAME` varchar(1024) DEFAULT NULL,
   `RECEIVER_KEY` varchar(1024) DEFAULT NULL,
@@ -16,7 +16,7 @@ CREATE TABLE `alarm_rule` (
   PRIMARY KEY (`ID`)
 ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
 
-CREATE TABLE `autokeeper_cluster` (
+CREATE TABLE `AUTOKEEPER_CLUSTER` (
   `ID` bigint(20) NOT NULL AUTO_INCREMENT,
   `CLUSTER_NAME` varchar(200) NOT NULL,
   `SERVER_LIST` varchar(1024) NOT NULL,
@@ -26,7 +26,7 @@ CREATE TABLE `autokeeper_cluster` (
   PRIMARY KEY (`ID`)
 ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
 
-CREATE TABLE `canal` (
+CREATE TABLE `CANAL` (
   `ID` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
   `NAME` varchar(200) DEFAULT NULL,
   `DESCRIPTION` varchar(200) DEFAULT NULL,
@@ -37,7 +37,7 @@ CREATE TABLE `canal` (
   UNIQUE KEY `CANALUNIQUE` (`NAME`)
 ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
 
-CREATE TABLE `channel` (
+CREATE TABLE `CHANNEL` (
   `ID` bigint(20) NOT NULL AUTO_INCREMENT,
   `NAME` varchar(200) NOT NULL,
   `DESCRIPTION` varchar(200) DEFAULT NULL,
@@ -48,7 +48,7 @@ CREATE TABLE `channel` (
   UNIQUE KEY `CHANNELUNIQUE` (`NAME`)
 ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
 
-CREATE TABLE `column_pair` (
+CREATE TABLE `COLUMN_PAIR` (
   `ID` bigint(20) NOT NULL AUTO_INCREMENT,
   `SOURCE_COLUMN` varchar(200) DEFAULT NULL,
   `TARGET_COLUMN` varchar(200) DEFAULT NULL,
@@ -59,7 +59,7 @@ CREATE TABLE `column_pair` (
   KEY `idx_DATA_MEDIA_PAIR_ID` (`DATA_MEDIA_PAIR_ID`)
 ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
 
-CREATE TABLE `column_pair_group` (
+CREATE TABLE `COLUMN_PAIR_GROUP` (
   `ID` bigint(20) NOT NULL AUTO_INCREMENT,
   `DATA_MEDIA_PAIR_ID` bigint(20) NOT NULL,
   `COLUMN_PAIR_CONTENT` text DEFAULT NULL,
@@ -69,29 +69,7 @@ CREATE TABLE `column_pair_group` (
   KEY `idx_DATA_MEDIA_PAIR_ID` (`DATA_MEDIA_PAIR_ID`)
 ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
 
-CREATE TABLE `conflict_detail_stat` (
-  `ID` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
-  `PIPELINE_ID` bigint(20) DEFAULT NULL,
-  `PAIR_ID` bigint(20) DEFAULT NULL,
-  `COLUMN_NAME` varchar(200) DEFAULT NULL,
-  `CONFLICT_TYPE` varchar(200) DEFAULT NULL,
-  `DESCRIPTION` varchar(2000) DEFAULT NULL,
-  `GMT_CREATE` timestamp NOT NULL DEFAULT '0000-00-00 00:00:00',
-  `GMT_MODIFIED` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-  PRIMARY KEY (`ID`)
-) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
-
-CREATE TABLE `conflict_stat` (
-  `ID` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
-  `PIPELINE_ID` bigint(20) DEFAULT NULL,
-  `PAIR_ID` bigint(20) DEFAULT NULL,
-  `COUNT` bigint(20) DEFAULT NULL,
-  `GMT_CREATE` timestamp NOT NULL DEFAULT '0000-00-00 00:00:00',
-  `GMT_MODIFIED` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-  PRIMARY KEY (`ID`)
-) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
-
-CREATE TABLE `data_media` (
+CREATE TABLE `DATA_MEDIA` (
   `ID` bigint(20) NOT NULL AUTO_INCREMENT,
   `NAME` varchar(200) NOT NULL,
   `NAMESPACE` varchar(200) NOT NULL,
@@ -103,7 +81,7 @@ CREATE TABLE `data_media` (
   UNIQUE KEY `DATAMEDIAUNIQUE` (`NAME`,`NAMESPACE`,`DATA_MEDIA_SOURCE_ID`)
 ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
 
-CREATE TABLE `data_media_pair` (
+CREATE TABLE `DATA_MEDIA_PAIR` (
   `ID` bigint(20) NOT NULL AUTO_INCREMENT,
   `PULLWEIGHT` bigint(20) DEFAULT NULL,
   `PUSHWEIGHT` bigint(20) DEFAULT NULL,
@@ -119,7 +97,7 @@ CREATE TABLE `data_media_pair` (
   KEY `idx_PipelineID` (`PIPELINE_ID`,`ID`)
 ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
 
-CREATE TABLE `data_media_source` (
+CREATE TABLE `DATA_MEDIA_SOURCE` (
   `ID` bigint(20) NOT NULL AUTO_INCREMENT,
   `NAME` varchar(200) NOT NULL,
   `TYPE` varchar(20) NOT NULL,
@@ -130,7 +108,7 @@ CREATE TABLE `data_media_source` (
   UNIQUE KEY `DATAMEDIASOURCEUNIQUE` (`NAME`)
 ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
 
-CREATE TABLE `delay_stat` (
+CREATE TABLE `DELAY_STAT` (
   `ID` bigint(20) NOT NULL AUTO_INCREMENT,
   `DELAY_TIME` int(21) NOT NULL,
   `DELAY_NUMBER` bigint(20) NOT NULL,
@@ -143,7 +121,7 @@ CREATE TABLE `delay_stat` (
   KEY `idx_GmtCreate_id` (`GMT_CREATE`,`ID`)
 ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
 
-CREATE TABLE `log_record` (
+CREATE TABLE `LOG_RECORD` (
   `ID` bigint(20) NOT NULL AUTO_INCREMENT,
   `NID` varchar(200) DEFAULT NULL,
   `CHANNEL_ID` varchar(200) NOT NULL,
@@ -157,7 +135,7 @@ CREATE TABLE `log_record` (
   KEY `logRecord_pipelineId` (`PIPELINE_ID`)
 ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
 
-CREATE TABLE `node` (
+CREATE TABLE `NODE` (
   `ID` bigint(20) NOT NULL AUTO_INCREMENT,
   `NAME` varchar(200) NOT NULL,
   `IP` varchar(32) NOT NULL,
@@ -170,7 +148,7 @@ CREATE TABLE `node` (
   UNIQUE KEY `NODEUNIQUE` (`NAME`,`IP`)
 ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
 
-CREATE TABLE `pipeline` (
+CREATE TABLE `PIPELINE` (
   `ID` bigint(20) NOT NULL AUTO_INCREMENT,
   `NAME` varchar(200) NOT NULL,
   `DESCRIPTION` varchar(200) DEFAULT NULL,
@@ -183,7 +161,7 @@ CREATE TABLE `pipeline` (
   KEY `idx_ChannelID` (`CHANNEL_ID`,`ID`)
 ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
 
-CREATE TABLE `pipeline_node_relation` (
+CREATE TABLE `PIPELINE_NODE_RELATION` (
   `ID` bigint(20) NOT NULL AUTO_INCREMENT,
   `NODE_ID` bigint(20) NOT NULL,
   `PIPELINE_ID` bigint(20) NOT NULL,
@@ -194,7 +172,7 @@ CREATE TABLE `pipeline_node_relation` (
   KEY `idx_PipelineID` (`PIPELINE_ID`)
 ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
 
-CREATE TABLE `system_parameter` (
+CREATE TABLE `SYSTEM_PARAMETER` (
   `ID` bigint(20) unsigned NOT NULL,
   `VALUE` varchar(1000) DEFAULT NULL,
   `GMT_CREATE` timestamp NOT NULL DEFAULT '0000-00-00 00:00:00',
@@ -202,7 +180,7 @@ CREATE TABLE `system_parameter` (
   PRIMARY KEY (`ID`)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8;
 
-CREATE TABLE `table_history_stat` (
+CREATE TABLE `TABLE_HISTORY_STAT` (
   `ID` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
   `FILE_SIZE` bigint(20) DEFAULT NULL,
   `FILE_COUNT` bigint(20) DEFAULT NULL,
@@ -220,7 +198,7 @@ CREATE TABLE `table_history_stat` (
   KEY `idx_GmtCreate_id` (`GMT_CREATE`,`ID`)
 ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
 
-CREATE TABLE `table_stat` (
+CREATE TABLE `TABLE_STAT` (
   `ID` bigint(20) NOT NULL AUTO_INCREMENT,
   `FILE_SIZE` bigint(20) NOT NULL,
   `FILE_COUNT` bigint(20) NOT NULL,
@@ -235,7 +213,7 @@ CREATE TABLE `table_stat` (
   KEY `idx_PipelineID_DataMediaPairID` (`PIPELINE_ID`,`DATA_MEDIA_PAIR_ID`)
 ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
 
-CREATE TABLE `throughput_stat` (
+CREATE TABLE `THROUGHPUT_STAT` (
   `ID` bigint(20) NOT NULL AUTO_INCREMENT,
   `TYPE` varchar(20) NOT NULL,
   `NUMBER` bigint(20) NOT NULL,
@@ -251,7 +229,7 @@ CREATE TABLE `throughput_stat` (
   KEY `idx_GmtCreate_id` (`GMT_CREATE`,`ID`)
 ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
 
-CREATE TABLE `user` (
+CREATE TABLE `USER` (
   `ID` bigint(20) NOT NULL AUTO_INCREMENT,
   `USERNAME` varchar(20) NOT NULL,
   `PASSWORD` varchar(20) NOT NULL,
@@ -264,7 +242,7 @@ CREATE TABLE `user` (
   UNIQUE KEY `USERUNIQUE` (`USERNAME`)
 ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
 
-CREATE TABLE  `data_matrix` (
+CREATE TABLE  `DATA_MATRIX` (
   `ID` bigint(20) NOT NULL AUTO_INCREMENT,
   `GROUP_KEY` varchar(200) DEFAULT NULL,
   `MASTER` varchar(200) DEFAULT NULL,
@@ -277,5 +255,5 @@ CREATE TABLE  `data_matrix` (
 ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8
 
 
-insert into user(ID,USERNAME,PASSWORD,AUTHORIZETYPE,DEPARTMENT,REALNAME,GMT_CREATE,GMT_MODIFIED) values(null,'admin','801fc357a5a74743894a','ADMIN','admin','admin',now(),now());
-insert into user(ID,USERNAME,PASSWORD,AUTHORIZETYPE,DEPARTMENT,REALNAME,GMT_CREATE,GMT_MODIFIED) values(null,'guest','471e02a154a2121dc577','OPERATOR','guest','guest',now(),now());
\ No newline at end of file
+insert into USER(ID,USERNAME,PASSWORD,AUTHORIZETYPE,DEPARTMENT,REALNAME,GMT_CREATE,GMT_MODIFIED) values(null,'admin','801fc357a5a74743894a','ADMIN','admin','admin',now(),now());
+insert into USER(ID,USERNAME,PASSWORD,AUTHORIZETYPE,DEPARTMENT,REALNAME,GMT_CREATE,GMT_MODIFIED) values(null,'guest','471e02a154a2121dc577','OPERATOR','guest','guest',now(),now());
\ No newline at end of file