diff --git a/g.go b/g.go
index 187e4d6..750580c 100644
--- a/g.go
+++ b/g.go
@@ -158,10 +158,12 @@ func generateCode(cmd *Command, args []string) int {
 		mname := args[1]
 		ColorLog("[INFO] Using '%s' as migration name\n", mname)
 		upsql := ""
+		downsql := ""
 		if fields != "" {
 			upsql = `m.Sql("CREATE TABLE ` + mname + "(" + generateSQLFromFields(fields.String()) + `)");`
+			downsql = `m.Sql("DROP TABLE ` + "`" + mname + "`" + `")`
 		}
-		generateMigration(mname, upsql, "", curpath)
+		generateMigration(mname, upsql, downsql, curpath)
 	case "controller":
 		if len(args) == 2 {
 			cname := args[1]
diff --git a/g_appcode.go b/g_appcode.go
index 6a5ba3a..d6124d9 100644
--- a/g_appcode.go
+++ b/g_appcode.go
@@ -807,6 +807,14 @@ type {{ctrlName}}Controller struct {
 	beego.Controller
 }
 
+func (this *{{ctrlName}}Controller) URLMapping() {
+	this.Mapping("Post", this.Post)
+	this.Mapping("GetOne", this.GetOne)
+	this.Mapping("GetAll", this.GetAll)
+	this.Mapping("Put", this.Put)
+	this.Mapping("Delete", this.Delete)
+}
+
 // @Title Post
 // @Description create {{ctrlName}}
 // @Param	body		body 	models.{{ctrlName}}	true		"body for {{ctrlName}} content"
diff --git a/g_controllers.go b/g_controllers.go
index e176d86..22c3c9c 100644
--- a/g_controllers.go
+++ b/g_controllers.go
@@ -68,6 +68,14 @@ type {{controllerName}}Controller struct {
 	beego.Controller
 }
 
+func (this *{{controllerName}}Controller) URLMapping() {
+	this.Mapping("Post", this.Post)
+	this.Mapping("GetOne", this.GetOne)
+	this.Mapping("GetAll", this.GetAll)
+	this.Mapping("Put", this.Put)
+	this.Mapping("Delete", this.Delete)
+}
+
 // @Title Post
 // @Description create {{controllerName}}
 // @Param	body		body 	models.{{controllerName}}	true		"body for {{controllerName}} content"
diff --git a/g_scaffold.go b/g_scaffold.go
index 44406bf..1d0c239 100644
--- a/g_scaffold.go
+++ b/g_scaffold.go
@@ -26,10 +26,12 @@ func generateScaffold(sname, fields, crupath, driver, conn string) {
 	ColorLog("[INFO] Do you want me to create a %v migration and schema for this resource? [yes|no]]  ", sname)
 	if askForConfirmation() {
 		upsql := ""
+		downsql := ""
 		if fields != "" {
 			upsql = `m.Sql("CREATE TABLE ` + sname + "(" + generateSQLFromFields(fields) + `)");`
+			downsql = `m.Sql("DROP TABLE ` + "`" + sname + "`" + `")`
 		}
-		generateMigration(sname, upsql, "", crupath)
+		generateMigration(sname, upsql, downsql, crupath)
 	}
 	// run migration
 	ColorLog("[INFO] Do you want to go ahead and migrate the database? [yes|no]]  ")