Android SQLite 数据库增删改查dos命令行语句

最新推荐文章于 2022-06-10 13:38:06 发布

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#数据库 #SQLite database #Android SQLite数据库 #数据库增删改查 #增删改查命令行

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本文介绍如何使用命令行操作Android SQLite数据库，包括增删改查的基本命令，并提供了具体的例子。适用于初学者快速上手。

本篇文章只简单介绍Android SQLite 数据库增删改查的命令行操作，配合数据库截图尽量做到言简意赅通俗易懂。

为了方便大家观看，这里我们通过可视化软件进行命令行操作：

1.增

2.删

删除数据库中的所有数据：delete from 表名

delete from student_score

3.改

4.查

命令代码如下：

//增加
insert into student_score values (1,"马云",100);
insert into student_score values (2,"马化腾",100);
insert into student_score values (3,"王健林",100);
insert into student_score values (4,"汪涛",100);
insert into student_score values (null,"程序员",101);

//删除
delete from student_score where name = "马化腾";
delete from student_score where score = 101;
delete from student_score where _id = 3;
delete from student_score;

//修改
update student_score set score = 99 where name = "汪涛";
update student_score set score = 98 where _id = 1;
update student_score set name = "高富帅" where name = "李嘉诚";

//查找
select * from student_score where name = "邵逸夫";
select * from student_score