diff --git a/README.md b/README.md
index 3ffcbaa..d7033d5 100644
--- a/README.md
+++ b/README.md
@@ -5,26 +5,6 @@ bee
 
 Bee is a command line tool facilitating development with beego framework.
 
-
-## 新增采用 Hprose 发布RPC服务
-
-```bash
-  go get github.com/Lao-liu/bee
-  
-  bee hprose DbApi -conn=root:@tcp\(127.0.0.1:3306\)/test
-  OR
-  bee hprose DbApi -conn=root:@tcp\(127.0.0.1:3306\)/test -tables=tablename
-  
-  cd DbApi
-  
-  bee run
-```
-
-#### 浏览器打开 http://127.0.0.1:8080
-
-
-  
-
 ## Requirements
 
 - Go version >= 1.1.
@@ -164,6 +144,35 @@ In the appname folder has the follow struct:
       └── user.go
 ```
 
+## bee hprose
+
+```bash
+usage: bee hprose [appname]
+
+create an rpc application use hprose base on beego framework
+
+bee hprose [appname] [-tables=""] [-driver=mysql] [-conn=root:@tcp(127.0.0.1:3306)/test]
+    -tables: a list of table names separated by ',', default is empty, indicating all tables
+    -driver: [mysql | postgres | sqlite], the default is mysql
+    -conn:   the connection string used by the driver, the default is ''
+             e.g. for mysql:    root:@tcp(127.0.0.1:3306)/test
+             e.g. for postgres: postgres://postgres:postgres@127.0.0.1:5432/postgres
+  
+if conn is empty will create a example rpc application. otherwise generate rpc application use hprose based on an existing database.
+
+In the current path, will create a folder named [appname]
+
+In the appname folder has the follow struct:
+
+  ├── conf
+  │   └── app.conf
+  ├── main.go
+  └── models
+      └── object.go
+      └── user.go
+
+```
+
 ## bee bale
 
 ```bash
diff --git a/g_appcode.go b/g_appcode.go
index 8c99375..5517014 100644
--- a/g_appcode.go
+++ b/g_appcode.go
@@ -500,11 +500,7 @@ func (mysqlDB *MysqlDB) GetColumns(db *sql.DB, table *Table, blackList map[strin
 // getGoDataType maps an SQL data type to Golang data type
 func (*MysqlDB) GetGoDataType(sqlType string) (goType string) {
 	var typeMapping = map[string]string{}
-	if isCreateHproseApp {
-		typeMapping = typeMappingMysqlOfRpc
-	} else {
-		typeMapping = typeMappingMysql
-	}
+	typeMapping = typeMappingMysql
 	if v, ok := typeMapping[sqlType]; ok {
 		return v
 	} else {
diff --git a/g_hproseappcode.go b/g_hproseappcode.go
index 548e19c..86e3d02 100644
--- a/g_hproseappcode.go
+++ b/g_hproseappcode.go
@@ -10,7 +10,7 @@
  *                                                        *
  * Build rpc application use Hprose base on beego         *
  *                                                        *
- * LastModified: Oct 13, 2014                             *
+ * LastModified: Oct 23, 2014                             *
  * Author: Liu jian <laoliu@lanmv.com>                    *
  *                                                        *
 \**********************************************************/
@@ -27,76 +27,6 @@ import (
 	_ "github.com/lib/pq"
 )
 
-// typeMapping maps SQL data type to corresponding Go data type
-var typeMappingMysqlOfRpc = map[string]string{
-	"int":                "int", // int signed
-	"integer":            "int",
-	"tinyint":            "int8",
-	"smallint":           "int16",
-	"mediumint":          "int32",
-	"bigint":             "int64",
-	"int unsigned":       "uint", // int unsigned
-	"integer unsigned":   "uint",
-	"tinyint unsigned":   "uint8",
-	"smallint unsigned":  "uint16",
-	"mediumint unsigned": "uint32",
-	"bigint unsigned":    "uint64",
-	"bit":                "uint64",
-	"bool":               "bool",   // boolean
-	"enum":               "string", // enum
-	"set":                "string", // set
-	"varchar":            "string", // string & text
-	"char":               "string",
-	"tinytext":           "string",
-	"mediumtext":         "string",
-	"text":               "string",
-	"longtext":           "string",
-	"blob":               "[]byte", // blob as byte
-	"tinyblob":           "[]byte",
-	"mediumblob":         "[]byte",
-	"longblob":           "[]byte",
-	"date":               "time.Time", // time
-	"datetime":           "time.Time",
-	"timestamp":          "time.Time",
-	"time":               "time.Time",
-	"float":              "float32", // float & decimal
-	"double":             "float64",
-	"decimal":            "float64",
-	"binary":             "string", // binary
-	"varbinary":          "string",
-}
-
-// typeMappingPostgres maps SQL data type to corresponding Go data type
-var typeMappingPostgresOfRpc = map[string]string{
-	"serial":                      "int", // serial
-	"big serial":                  "int64",
-	"smallint":                    "int16", // int
-	"integer":                     "int",
-	"bigint":                      "int64",
-	"boolean":                     "bool",   // bool
-	"char":                        "string", // string
-	"character":                   "string",
-	"character varying":           "string",
-	"varchar":                     "string",
-	"text":                        "string",
-	"date":                        "time.Time", // time
-	"time":                        "time.Time",
-	"timestamp":                   "time.Time",
-	"timestamp without time zone": "time.Time",
-	"interval":                    "string",  // time interval, string for now
-	"real":                        "float32", // float & decimal
-	"double precision":            "float64",
-	"decimal":                     "float64",
-	"numeric":                     "float64",
-	"money":                       "float64", // money
-	"bytea":                       "[]byte",  // binary
-	"tsvector":                    "string",  // fulltext
-	"ARRAY":                       "string",  // array
-	"USER-DEFINED":                "string",  // user defined
-	"uuid":                        "string",  // uuid
-	"json":                        "string",  // json
-}
-
 func generateHproseAppcode(driver, connStr, level, tables, currpath string) {
 	var mode byte
 	switch level {
diff --git a/hproseapp.go b/hproseapp.go
index 4a7479d..5167c31 100644
--- a/hproseapp.go
+++ b/hproseapp.go
@@ -24,8 +24,6 @@ import (
 	"strings"
 )
 
-var isCreateHproseApp = false
-
 var cmdHproseapp = &Command{
 	// CustomFlags: true,
 	UsageLine: "hprose [appname]",
@@ -257,7 +255,6 @@ func init() {
 }
 
 func createhprose(cmd *Command, args []string) int {
-	isCreateHproseApp = true
 	curpath, _ := os.Getwd()
 	if len(args) > 1 {
 		cmd.Flag.Parse(args[1:])