fix #985

@@ -489,10 +489,6 @@ func (o *orm) Driver() Driver {
 	return driver(o.alias.Name)
 	return driver(o.alias.Name)
 }
 }
 
 
-func (o *orm) GetDB() dbQuerier {
-	panic(ErrNotImplement)
-}
-
 // create new orm
 // create new orm
 func NewOrm() Ormer {
 func NewOrm() Ormer {
 	BootStrap() // execute only once
 	BootStrap() // execute only once

@@ -51,7 +51,6 @@ type Ormer interface {
 	Rollback() error
 	Rollback() error
 	Raw(string, ...interface{}) RawSeter
 	Raw(string, ...interface{}) RawSeter
 	Driver() Driver
 	Driver() Driver
-	GetDB() dbQuerier
 }
 }
 
 
 // insert prepared statement
 // insert prepared statement