需要判断yml文件为对象配置的is_view属性（视图），如果is_view为true，则设置TableType为view
Created by: yinlianghui
typeorm支持对象类型：
export type TableType = "regular"|"view"|"junction"|"closure"|"closure-junction"|"entity-child";
Created by: yinlianghui
typeorm支持对象类型：
export type TableType = "regular"|"view"|"junction"|"closure"|"closure-junction"|"entity-child";