text: //
  //  WKModelProtocol.h
  //  Pods
  //
  //  Created by 王凯 on 17/10/12.
  //
  //
  
  #import <Foundation/Foundation.h>
  
  @protocol WKModelProtocol <NSObject>
  
  @required
  //主键字符串
  + (NSString *)primaryKey;
  
  @optional
  //忽略的字段数组
  + (NSArray *)ignoreColumnNames;
  
  //新字段名称
  + (NSDictionary *)newNameToOldNameDic;
  
  @end
  