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//

//  ViewController.m

//  UI-NO-17

//

//  Created by Bruce on 15/8/12.

//  Copyright (c) 2015年 Bruce. All rights reserved.

//

#import "ViewController.h"

#import "DataManager.h"

@interface ViewController ()

@end

@implementation ViewController

- (void)viewDidLoad {

    [super viewDidLoad];

    DataManager *manager = [DataManager shareManager];

    BOOL success = [manager createTableWithSql:@"create table if not exists user (id integer primary key autoincrement, name text not null unique, phone text, creatDate text);"];

    if (success) {

        NSLog(@"建表 成功 ！！！！！！！！");

    }

//    插入数据 sql公式：

//    insert into 表名 (字段,字段,字段) values (‘值‘,‘值‘,‘值‘);

    NSString *name = @"葫儿子";

    NSString *tel = @"18798763333";

    NSString *date = @"2018-12-12";

    NSString *sql = [NSString stringWithFormat:@"insert into user (name, phone,creatDate) values (‘%@‘,‘%@‘,‘%@‘);",name,tel,date];

    if ([manager insertMessageWithSql:sql] == YES) {

        NSLog(@"插入数据成功");

    }

//    删除SQL语句的公式:

//    delete from 表名 where 字段 = ‘值‘;

    if ([manager deleteMessageWithSql:@"delete from user where name = ‘葫芦娃‘;"]==YES) {

        NSLog(@"删除数据成功");

    }

//    更新数据公式:

//    update 表名 set 字段 = ‘新值‘ where 字段 = ‘旧值‘;

    if ([manager modifyMessageWithSql:@"update user set name = ‘孙悟空‘ where name = ‘葫娃‘;"]==YES) {

        NSLog(@"修改数据成功");

    }

//    查询数据

    NSArray *list = [manager queryMessageWithSQL:@"select id,name,phone,creatDate from user where name like ?;" andObject:@"葫"];

    if (list.count != 0) {

        NSLog(@"%@",list);

    }

}

- (void)didReceiveMemoryWarning {

    [super didReceiveMemoryWarning];

    // Dispose of any resources that can be recreated.

}

@end

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原文地址：http://www.cnblogs.com/wukun16/p/4884007.html