diff --git a/README.md b/README.md
index 486c99b..6e9380c 100644
--- a/README.md
+++ b/README.md
@@ -54,6 +54,7 @@ targets:
   column_mapper: snake # how column name map to class or struct field name
   table_prefix: "" # table prefix
   multiple_files: true # generate multiple files or one
+  language: golang
   template: | # template for code file, it has higher perior than template_path
     package models
 
@@ -86,6 +87,11 @@ targets:
 - *TableMapper*: Mapper method to convert table name to class/struct name.
 - *ColumnMapper*: Mapper method to convert column name to class/struct field name.
 
+## Golang Template Funcs
+
+- *Type*: return column's golang type
+- *Tag*: return golang struct tag for column
+
 ## Template Vars
 
 - *Tables*: All tables.
diff --git a/README_CN.md b/README_CN.md
index 7f45865..2de7856 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -54,6 +54,7 @@ targets:
   column_mapper: snake # 字段名到代码或结构体成员的映射关系
   table_prefix: "" # 表前缀
   multiple_files: true # 是否生成多个文件
+  language: golang
   template: | # 生成模板，如果这里定义了，优先级比 template_path 高
     package models
 
@@ -82,6 +83,11 @@ targets:
 - *TableMapper*: 将表名转为结构体名的映射函数。
 - *ColumnMapper*: 将字段名转为结构体成员名的函数。
 
+## Go 语言模版函数
+
+- *Type*: 返回Go语言的类型
+- *Tag*: 返回Go语言的Tag信息
+
 ## 模板变量
 
 - *Tables*: 所有表。