text: //
  //  VBConfigDBManager.h
  //  VBKit
  //
  //  Created by Vision on 15/12/23.
  //  Copyright © 2015年 VisionBao. All rights reserved.
  //
  
  #import <Foundation/Foundation.h>
  
  @interface VBConfigDBManager : NSObject
  
  + (instancetype)shareManager;
  - (void)clearTables;
  - (void)dropTables;
  - (BOOL)insertItem:(NSString *)key value:(NSString *)value;
  - (BOOL)insertBoolItem:(NSString *)key value:(BOOL)value;
  - (BOOL)insertIntItem:(NSString *)key value:(NSInteger)value;
  - (NSString *)queryItem:(NSString *)key;
  - (BOOL)updateItem:(NSString *)key value:(NSString *)value;
  - (BOOL)deleteItem:(NSString *)key;
  @end
  