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mongodb 数据库创建和删除

Jun 07, 2016 pm 03:11 PM
mongodb create delete Jianhe number database

MongoDB创建数据库可以使用use指令: 如下: use mydb; 这样就创建了一个数据库。 这一步很重要如果什么都不操作离开的话 这个库就会被系统删除。 验证------------------------------- 然后使用插入语句: db.user.insert({name:'zhouzhigang'}); 在使用下列

MongoDB创建数据库可以使用use指令:

如下:

use mydb;

这样就创建了一个数据库。

这一步很重要如果什么都不操作离开的话 这个库就会被系统删除。

 

验证-------------------------------

然后使用插入语句:

db.user.insert({name:'zhouzhigang'});

在使用下列命令查看

show collections;      ---查看‘表’ 

show dbs                   ---查看库

如图操作:

mongodb 数据库创建和删除

mongodb 删除数据库

use mydb; 

 db.dropDatabase();


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